2514 lines
103 KiB
C++
2514 lines
103 KiB
C++
#include "../core/options.h"
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#if I2S_DOUT==255
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/*
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* vs1053_ext.cpp
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*
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* Created on: Jul 09.2017
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* Updated on: Aug 15.2022
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* Author: Wolle
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*/
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#ifndef VS_PATCH_ENABLE
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#define VS_PATCH_ENABLE true
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#endif
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#include "audioVS1053Ex.h"
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//---------------------------------------------------------------------------------------------------------------------
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AudioBuffer::AudioBuffer(size_t maxBlockSize) {
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// if maxBlockSize isn't set use defaultspace (1600 bytes) is enough for aac and mp3 player
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if(maxBlockSize) m_resBuffSizeRAM = maxBlockSize;
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if(maxBlockSize) m_maxBlockSize = maxBlockSize;
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}
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AudioBuffer::~AudioBuffer() {
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if(m_buffer)
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free(m_buffer);
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m_buffer = NULL;
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}
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size_t AudioBuffer::init() {
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if(m_buffer) free(m_buffer);
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m_buffer = NULL;
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if(psramInit()) {
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// PSRAM found, AudioBuffer will be allocated in PSRAM
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m_buffSize = m_buffSizePSRAM;
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if(m_buffer == NULL) {
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m_buffer = (uint8_t*) ps_calloc(m_buffSize, sizeof(uint8_t));
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m_buffSize = m_buffSizePSRAM - m_resBuffSizePSRAM;
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if(m_buffer == NULL) {
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// not enough space in PSRAM, use ESP32 Flash Memory instead
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m_buffer = (uint8_t*) calloc(m_buffSize, sizeof(uint8_t));
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m_buffSize = m_buffSizeRAM - m_resBuffSizeRAM;
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}
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}
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} else { // no PSRAM available, use ESP32 Flash Memory"
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m_buffSize = m_buffSizeRAM;
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m_buffer = (uint8_t*) calloc(m_buffSize, sizeof(uint8_t));
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m_buffSize = m_buffSizeRAM - m_resBuffSizeRAM;
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}
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if(!m_buffer)
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return 0;
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resetBuffer();
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return m_buffSize;
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}
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void AudioBuffer::changeMaxBlockSize(uint16_t mbs){
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m_maxBlockSize = mbs;
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return;
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}
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uint16_t AudioBuffer::getMaxBlockSize(){
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return m_maxBlockSize;
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}
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size_t AudioBuffer::freeSpace() {
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if(m_readPtr >= m_writePtr) {
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m_freeSpace = (m_readPtr - m_writePtr);
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} else {
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m_freeSpace = (m_endPtr - m_writePtr) + (m_readPtr - m_buffer);
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}
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if(m_f_start)
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m_freeSpace = m_buffSize;
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return m_freeSpace - 1;
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}
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size_t AudioBuffer::writeSpace() {
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if(m_readPtr >= m_writePtr) {
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m_writeSpace = (m_readPtr - m_writePtr - 1); // readPtr must not be overtaken
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} else {
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if(getReadPos() == 0)
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m_writeSpace = (m_endPtr - m_writePtr - 1);
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else
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m_writeSpace = (m_endPtr - m_writePtr);
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}
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if(m_f_start)
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m_writeSpace = m_buffSize - 1;
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return m_writeSpace;
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}
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size_t AudioBuffer::bufferFilled() {
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if(m_writePtr >= m_readPtr) {
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m_dataLength = (m_writePtr - m_readPtr);
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} else {
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m_dataLength = (m_endPtr - m_readPtr) + (m_writePtr - m_buffer);
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}
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return m_dataLength;
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}
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void AudioBuffer::bytesWritten(size_t bw) {
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m_writePtr += bw;
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if(m_writePtr == m_endPtr) {
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m_writePtr = m_buffer;
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}
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if(bw && m_f_start)
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m_f_start = false;
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}
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void AudioBuffer::bytesWasRead(size_t br) {
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m_readPtr += br;
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if(m_readPtr >= m_endPtr) {
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size_t tmp = m_readPtr - m_endPtr;
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m_readPtr = m_buffer + tmp;
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}
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}
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uint8_t* AudioBuffer::getWritePtr() {
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return m_writePtr;
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}
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uint8_t* AudioBuffer::getReadPtr() {
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size_t len = m_endPtr - m_readPtr;
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if(len < m_maxBlockSize) { // be sure the last frame is completed
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memcpy(m_endPtr, m_buffer, m_maxBlockSize - len); // cpy from m_buffer to m_endPtr with len
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}
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return m_readPtr;
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}
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void AudioBuffer::resetBuffer() {
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m_writePtr = m_buffer;
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m_readPtr = m_buffer;
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m_endPtr = m_buffer + m_buffSize;
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m_f_start = true;
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// memset(m_buffer, 0, m_buffSize); //Clear Inputbuffer
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}
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uint32_t AudioBuffer::getWritePos() {
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return m_writePtr - m_buffer;
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}
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uint32_t AudioBuffer::getReadPos() {
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return m_readPtr - m_buffer;
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}
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//---------------------------------------------------------------------------------------------------------------------
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// **** VS1053 Impl ****
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//---------------------------------------------------------------------------------------------------------------------
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Audio::Audio(uint8_t _cs_pin, uint8_t _dcs_pin, uint8_t _dreq_pin, uint8_t spi, uint8_t mosi, uint8_t miso, uint8_t sclk) :
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cs_pin(_cs_pin), dcs_pin(_dcs_pin), dreq_pin(_dreq_pin)
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{
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spi_VS1053 = new SPIClass(spi);
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spi_VS1053->begin(sclk, miso, mosi, -1);
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clientsecure.setInsecure(); // update to ESP32 Arduino version 1.0.5-rc05 or higher
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m_endFillByte=0;
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curvol=50;
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m_LFcount=0;
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}
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Audio::~Audio(){
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// destructor
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::initInBuff() {
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static bool f_already_done = false;
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if(!f_already_done) {
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size_t size = InBuff.init();
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if(size == m_buffSizeRAM - m_resBuffSizeRAM) {
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sprintf(chbuf, "PSRAM not found, inputBufferSize: %u bytes", size - 1);
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if(audio_info) audio_info(chbuf);
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f_already_done = true;
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}
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if(size == m_buffSizePSRAM - m_resBuffSizePSRAM) {
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sprintf(chbuf, "PSRAM found, inputBufferSize: %u bytes", size - 1);
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if(audio_info) audio_info(chbuf);
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f_already_done = true;
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}
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}
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changeMaxBlockSize(4096);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::control_mode_off()
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{
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CS_HIGH(); // End control mode
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spi_VS1053->endTransaction(); // Allow other SPI users
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xSemaphoreGive(mutex_pl);
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}
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void Audio::control_mode_on()
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{
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xSemaphoreTake(mutex_pl, portMAX_DELAY);
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spi_VS1053->beginTransaction(VS1053_SPI_CTL); // Prevent other SPI users
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DCS_HIGH(); // Bring slave in control mode
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CS_LOW();
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}
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void Audio::data_mode_on()
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{
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xSemaphoreTake(mutex_pl, portMAX_DELAY);
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spi_VS1053->beginTransaction(VS1053_SPI_DATA); // Prevent other SPI users
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CS_HIGH(); // Bring slave in data mode
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DCS_LOW();
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}
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void Audio::data_mode_off()
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{
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//digitalWrite(dcs_pin, HIGH); // End data mode
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DCS_HIGH();
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spi_VS1053->endTransaction(); // Allow other SPI users
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xSemaphoreGive(mutex_pl);
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}
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//---------------------------------------------------------------------------------------------------------------------
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uint16_t Audio::read_register(uint8_t _reg)
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{
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uint16_t result=0;
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control_mode_on();
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spi_VS1053->write(3); // Read operation
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spi_VS1053->write(_reg); // Register to write (0..0xF)
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// Note: transfer16 does not seem to work
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result=(spi_VS1053->transfer(0xFF) << 8) | (spi_VS1053->transfer(0xFF)); // Read 16 bits data
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await_data_request(); // Wait for DREQ to be HIGH again
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control_mode_off();
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return result;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::write_register(uint8_t _reg, uint16_t _value)
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{
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control_mode_on();
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spi_VS1053->write(2); // Write operation
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spi_VS1053->write(_reg); // Register to write (0..0xF)
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spi_VS1053->write16(_value); // Send 16 bits data
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await_data_request();
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control_mode_off();
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}
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//---------------------------------------------------------------------------------------------------------------------
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size_t Audio::sendBytes(uint8_t* data, size_t len){
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size_t chunk_length = 0; // Length of chunk 32 byte or shorter
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size_t bytesDecoded = 0;
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data_mode_on();
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while(len){ // More to do?
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if(!digitalRead(dreq_pin)) break;
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chunk_length = len;
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if(len > vs1053_chunk_size){
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chunk_length = vs1053_chunk_size;
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}
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spi_VS1053->writeBytes(data, chunk_length);
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data += chunk_length;
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len -= chunk_length;
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bytesDecoded += chunk_length;
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}
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data_mode_off();
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return bytesDecoded;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::sdi_send_buffer(uint8_t* data, size_t len)
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{
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size_t chunk_length; // Length of chunk 32 byte or shorter
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data_mode_on();
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while(len){ // More to do?
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await_data_request(); // Wait for space available
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chunk_length=len;
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if(len > vs1053_chunk_size){
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chunk_length=vs1053_chunk_size;
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}
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len-=chunk_length;
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spi_VS1053->writeBytes(data, chunk_length);
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data+=chunk_length;
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}
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data_mode_off();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::sdi_send_fillers(size_t len){
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size_t chunk_length; // Length of chunk 32 byte or shorter
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data_mode_on();
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while(len) // More to do?
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{
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await_data_request(); // Wait for space available
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chunk_length=len;
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if(len > vs1053_chunk_size){
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chunk_length=vs1053_chunk_size;
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}
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len-=chunk_length;
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while(chunk_length--){
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spi_VS1053->write(m_endFillByte);
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}
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}
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data_mode_off();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::wram_write(uint16_t address, uint16_t data){
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write_register(SCI_WRAMADDR, address);
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write_register(SCI_WRAM, data);
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}
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//---------------------------------------------------------------------------------------------------------------------
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uint16_t Audio::wram_read(uint16_t address){
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write_register(SCI_WRAMADDR, address); // Start reading from WRAM
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return read_register(SCI_WRAM); // Read back result
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::begin(){
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pinMode(dreq_pin, INPUT); // DREQ is an input
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pinMode(cs_pin, OUTPUT); // The SCI and SDI signals
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pinMode(dcs_pin, OUTPUT);
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mutex_pl = xSemaphoreCreateMutex();
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DCS_HIGH();
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CS_HIGH();
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delay(170);
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VS1053_SPI_CTL = SPISettings( 250000, MSBFIRST, SPI_MODE0);
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VS1053_SPI_DATA = SPISettings(8000000, MSBFIRST, SPI_MODE0); // SPIDIV 10 -> 80/10=8.00 MHz
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// printDetails("Right after reset/startup");
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//loadUserCode(); // load in VS1053B if you want to play flac
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// Most VS1053 modules will start up in midi mode. The result is that there is no audio
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// when playing MP3. You can modify the board, but there is a more elegant way:
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wram_write(0xC017, 3); // GPIO DDR=3
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wram_write(0xC019, 0); // GPIO ODATA=0
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// printDetails("After test loop");
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softReset(); // Do a soft reset
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// Switch on the analog parts
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write_register(SCI_AUDATA, 44100 + 1); // 44.1kHz + stereo
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// The next clocksetting allows SPI clocking at 5 MHz, 4 MHz is safe then.
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write_register(SCI_CLOCKF, 6 << 12); // Normal clock settings multiplyer 3.0=12.2 MHz
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write_register(SCI_MODE, _BV (SM_SDINEW) | _BV(SM_LINE1));
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// testComm("Fast SPI, Testing VS1053 read/write registers again... \n");
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await_data_request();
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//set vu meter
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setVUmeter();
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m_endFillByte = wram_read(0x1E06) & 0xFF;
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// printDetails("After last clocksetting \n");
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if(VS_PATCH_ENABLE) loadUserCode(); // load in VS1053B if you want to play flac
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startSong();
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}
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//---------------------------------------------------------------------------------------------------------------------
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size_t Audio::bufferFilled(){
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return InBuff.bufferFilled();
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}
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//---------------------------------------------------------------------------------------------------------------------
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size_t Audio::bufferFree(){
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return InBuff.freeSpace();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::setVolume(uint8_t vol){
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// Set volume. Both left and right.
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// Input value is 0..21. 21 is the loudest.
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// Clicking reduced by using 0xf8 to 0x00 as limits.
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uint16_t value; // Value to send to SCI_VOL
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uint8_t valueL, valueR;
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int16_t balance_map = map(m_balance, -16, 16, -100, 100);
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valueL = vol;
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valueR = vol;
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if (balance_map < 0) {
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valueR = (float)valueR-(float)valueR * abs((float)balance_map)/100;
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} else if (balance_map > 0) {
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valueL = (float)valueL-(float)valueL * abs((float)balance_map)/100;
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}
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curvol = vol;
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uint8_t lgvolL = VS1053VOL(valueL);
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uint8_t lgvolR = VS1053VOL(valueR);
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if(lgvolL==VS1053VOLM) lgvolL=0;
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if(lgvolR==VS1053VOLM) lgvolR=0;
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valueL=map(lgvolL, 0, 254, 0xF8, 0x00);
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valueR=map(lgvolR, 0, 254, 0xF8, 0x00);
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value=(valueL << 8) | valueR;
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write_register(SCI_VOL, value);
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/* uint16_t value; // Value to send to SCI_VOL
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if(vol > 21) vol=21;
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if(vol != curvol){
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curvol = vol; // #20
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vol=volumetable[vol]; // Save for later use
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value=map(vol, 0, 100, 0xF8, 0x00); // 0..100% to one channel
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value=(value << 8) | value;
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write_register(SCI_VOL, value); // Volume left and right
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}*/
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::setTone(int8_t *rtone){ // Set bass/treble (4 nibbles)
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// Set tone characteristics. See documentation for the 4 nibbles.
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uint16_t value=0; // Value to send to SCI_BASS
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int i; // Loop control
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for(i=0; i < 4; i++)
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{
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value=(value << 4) | rtone[i]; // Shift next nibble in
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}
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write_register(SCI_BASS, value); // Volume left and right
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}
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/*
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Name Bits Description
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ST AMPLITUDE 15:12 Treble Control in 1.5 dB steps (-8..7, 0 = off)
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ST FREQLIMIT 11:8 Lower limit frequency in 1000 Hz steps (1..15) // 1000..15000
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SB AMPLITUDE 7:4 Bass Enhancement in 1 dB steps (0..15, 0 = off)
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SB FREQLIMIT 3:0 Lower limit frequency in 10 Hz steps (2..15) // 20..150
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*/
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void Audio::setTone(int8_t gainLowPass, int8_t gainBandPass, int8_t gainHighPass){
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if(gainLowPass<0) gainLowPass=0;
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if(gainLowPass>15) gainLowPass=15;
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if(gainBandPass<0) gainBandPass=0;
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if(gainBandPass>13) gainBandPass=13;
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int8_t rtone[] = {(int8_t)map(gainHighPass, -16, 16, -8, 7), (int8_t)(2+gainBandPass), gainLowPass, (int8_t)(15-gainBandPass)};
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setTone(rtone);
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}
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void Audio::setBalance(int8_t bal){
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m_balance = bal;
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setVolume(curvol);
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}
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//---------------------------------------------------------------------------------------------------------------------
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uint8_t Audio::getVolume() // Get the currenet volume setting.
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{
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return curvol;
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}
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//----------------------------------------------------------------------------------------------------------------------
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void Audio::startSong()
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{
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sdi_send_fillers(2052);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::stopSong()
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{
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uint16_t modereg; // Read from mode register
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int i; // Loop control
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m_f_localfile = false;
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m_f_webfile = false;
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m_f_webstream = false;
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m_f_running = false;
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sdi_send_fillers(2052);
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delay(10);
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write_register(SCI_MODE, _BV (SM_SDINEW) | _BV(SM_CANCEL));
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for(i=0; i < 200; i++) {
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sdi_send_fillers(32);
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modereg = read_register(SCI_MODE); // Read status
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if((modereg & _BV(SM_CANCEL)) == 0) {
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sdi_send_fillers(2052);
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sprintf(chbuf, "Song stopped correctly after %d msec", i * 10);
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m_f_running = false;
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if(audio_info) audio_info(chbuf);
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return;
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}
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delay(10);
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}
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if(audio_info) audio_info("Song stopped incorrectly!");
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printDetails("after song stopped incorrectly");
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::softReset()
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{
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write_register(SCI_MODE, _BV (SM_SDINEW) | _BV(SM_RESET));
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delay(100);
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await_data_request();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void Audio::printDetails(const char* str){
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if(strlen(str) && audio_info) audio_info(str);
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char decbuf[16][6];
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char hexbuf[16][5];
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char binbuf[16][17];
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uint8_t i;
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const char regName[16][12] = {
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"MODE ", "STATUS ", "BASS ", "CLOCKF ",
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"DECODE_TIME", "AUDATA ", "WRAM ", "WRAMADDR ",
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"HDAT0 ", "HDAT1 ", "AIADDR ", "VOL ",
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"AICTRL0 ", "AICTRL1 ", "AICTRL2 ", "AICTRL3 ",
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};
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for(i=0; i <= SCI_AICTRL3; i++){
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sprintf(hexbuf[i], "%04X", read_register(i));
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sprintf(decbuf[i], "%05d", read_register(i));
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|
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uint16_t tmp = read_register(i);
|
|
uint16_t shift = 0x8000;
|
|
for(int8_t j = 0; j < 16; j++){
|
|
binbuf[i][j] = (tmp & shift ? '1' : '0');
|
|
shift >>= 1;
|
|
}
|
|
binbuf[i][16] = '\0';
|
|
}
|
|
|
|
if(audio_info) audio_info("REG dec bin hex");
|
|
if(audio_info) audio_info("----------- ------- ---------------- -------");
|
|
|
|
for(i=0; i <= SCI_AICTRL3; i++){
|
|
sprintf(chbuf, "%s %s %s %s", regName[i], decbuf[i], binbuf[i], hexbuf[i]);
|
|
if(audio_info) audio_info(chbuf);
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
uint8_t Audio::printVersion(){
|
|
uint16_t reg = wram_read(0x1E02) & 0xFF;
|
|
return reg;
|
|
}
|
|
|
|
uint32_t Audio::printChipID(){
|
|
uint32_t chipID = 0;
|
|
chipID = wram_read(0x1E00) << 16;
|
|
chipID += wram_read(0x1E01);
|
|
return chipID;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::showstreamtitle(const char* ml) {
|
|
// example for ml:
|
|
// StreamTitle='Oliver Frank - Mega Hitmix';StreamUrl='www.radio-welle-woerthersee.at';
|
|
// or adw_ad='true';durationMilliseconds='10135';adId='34254';insertionType='preroll';
|
|
|
|
int16_t idx1, idx2;
|
|
uint16_t i = 0, hash = 0;
|
|
|
|
idx1 = indexOf(ml, "StreamTitle=", 0);
|
|
if(idx1 >= 0){ // Streamtitle found
|
|
idx2 = indexOf(ml, ";", idx1);
|
|
char *sTit;
|
|
if(idx2 >= 0){sTit = strndup(ml + idx1, idx2 + 1); sTit[idx2] = '\0';}
|
|
else sTit = strdup(ml);
|
|
|
|
while(i < strlen(sTit)){hash += sTit[i] * i+1; i++;}
|
|
|
|
if(m_streamTitleHash != hash){
|
|
m_streamTitleHash = hash;
|
|
if(audio_info) audio_info(sTit);
|
|
uint8_t pos = 12; // remove "StreamTitle="
|
|
if(sTit[pos] == '\'') pos++; // remove leading \'
|
|
if(sTit[strlen(sTit) - 1] == '\'') sTit[strlen(sTit) -1] = '\0'; // remove trailing \'
|
|
if(sTit[pos]==0xEF && sTit[pos+1] == 0xBB && sTit[pos+2] == 0xBF) pos+=3; // remove ZERO WIDTH NO-BREAK SPACE
|
|
if(audio_showstreamtitle) audio_showstreamtitle(sTit + pos);
|
|
}
|
|
free(sTit);
|
|
}
|
|
m_streamTitleHash = 0;
|
|
idx1 = indexOf(ml, "StreamUrl=", 0);
|
|
idx2 = indexOf(ml, ";", idx1);
|
|
if(idx1 >= 0 && idx2 > idx1){ // StreamURL found
|
|
uint16_t len = idx2 - idx1;
|
|
char *sUrl;
|
|
sUrl = strndup(ml + idx1, len + 1); sUrl[len] = '\0';
|
|
|
|
while(i < strlen(sUrl)){hash += sUrl[i] * i+1; i++;}
|
|
if(m_streamUrlHash != hash){
|
|
m_streamUrlHash = hash;
|
|
if(audio_info) audio_info(sUrl);
|
|
}
|
|
free(sUrl);
|
|
}
|
|
|
|
idx1 = indexOf(ml, "adw_ad=", 0);
|
|
if(idx1 >= 0){ // Advertisement found
|
|
idx1 = indexOf(ml, "durationMilliseconds=", 0);
|
|
idx2 = indexOf(ml, ";", idx1);
|
|
if(idx1 >= 0 && idx2 > idx1){
|
|
uint16_t len = idx2 - idx1;
|
|
char *sAdv;
|
|
sAdv = strndup(ml + idx1, len + 1); sAdv[len] = '\0';
|
|
if(audio_info) audio_info(sAdv);
|
|
uint8_t pos = 21; // remove "StreamTitle="
|
|
if(sAdv[pos] == '\'') pos++; // remove leading \'
|
|
if(sAdv[strlen(sAdv) - 1] == '\'') sAdv[strlen(sAdv) -1] = '\0'; // remove trailing \'
|
|
if(audio_commercial) audio_commercial(sAdv + pos);
|
|
free(sAdv);
|
|
}
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::cardLock(bool lock){
|
|
#if (TFT_CS!=255) || (SDC_CS!=255)
|
|
if(lock){
|
|
xSemaphoreTake(mutex_pl, portMAX_DELAY);
|
|
}else{
|
|
xSemaphoreGive(mutex_pl);
|
|
}
|
|
#endif
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::loop(){
|
|
// - localfile - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_localfile) { // Playing file fron SPIFFS or SD?
|
|
processLocalFile();
|
|
}
|
|
// - webstream - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_webstream) { // Playing file from URL?
|
|
//if(!m_f_running) return;
|
|
if(m_datamode == AUDIO_PLAYLISTINIT){
|
|
readPlayListData();
|
|
return;
|
|
}
|
|
if(m_datamode == AUDIO_PLAYLISTDATA){
|
|
if(m_playlistFormat == FORMAT_M3U) connecttohost(parsePlaylist_M3U());
|
|
if(m_playlistFormat == FORMAT_PLS) connecttohost(parsePlaylist_PLS());
|
|
if(m_playlistFormat == FORMAT_ASX) connecttohost(parsePlaylist_ASX());
|
|
}
|
|
if(m_datamode == HTTP_RESPONSE_HEADER){
|
|
parseHttpResponseHeader();
|
|
return;
|
|
}
|
|
if(m_datamode == AUDIO_DATA){
|
|
processWebStream();
|
|
return;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::processLocalFile() {
|
|
|
|
if(!(audiofile && m_f_running && m_f_localfile)) return;
|
|
|
|
int bytesDecoded = 0;
|
|
uint32_t bytesCanBeWritten = 0;
|
|
uint32_t bytesCanBeRead = 0;
|
|
int32_t bytesAddedToBuffer = 0;
|
|
static bool f_stream;
|
|
|
|
if(m_f_firstCall) { // runs only one time per connection, prepare for start
|
|
m_f_firstCall = false;
|
|
f_stream = false;
|
|
return;
|
|
}
|
|
|
|
if(!f_stream && m_controlCounter == 100) {
|
|
f_stream = true;
|
|
if(audio_info) audio_info("stream ready");
|
|
if(m_resumeFilePos){
|
|
InBuff.resetBuffer();
|
|
setFilePos(m_resumeFilePos);
|
|
log_i("m_resumeFilePos %i", m_resumeFilePos);
|
|
}
|
|
}
|
|
|
|
bytesCanBeWritten = InBuff.writeSpace();
|
|
//----------------------------------------------------------------------------------------------------
|
|
// some files contain further data after the audio block (e.g. pictures).
|
|
// In that case, the end of the audio block is not the end of the file. An 'eof' has to be forced.
|
|
if((m_controlCounter == 100) && (m_contentlength > 0)) { // fileheader was read
|
|
if(bytesCanBeWritten + getFilePos() >= m_contentlength){
|
|
if(m_contentlength > getFilePos()) bytesCanBeWritten = m_contentlength - getFilePos();
|
|
else bytesCanBeWritten = 0;
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
cardLock(true); bytesAddedToBuffer = audiofile.read(InBuff.getWritePtr(), bytesCanBeWritten); cardLock(false);
|
|
if(bytesAddedToBuffer > 0) {
|
|
InBuff.bytesWritten(bytesAddedToBuffer);
|
|
}
|
|
|
|
|
|
if(bytesAddedToBuffer == -1) bytesAddedToBuffer = 0; // read error? eof?
|
|
bytesCanBeRead = InBuff.bufferFilled();
|
|
if(bytesCanBeRead > InBuff.getMaxBlockSize()) bytesCanBeRead = InBuff.getMaxBlockSize();
|
|
if(bytesCanBeRead == InBuff.getMaxBlockSize()) { // mp3 or aac frame complete?
|
|
|
|
if(m_controlCounter != 100){
|
|
if(m_codec == CODEC_WAV){
|
|
// int res = read_WAV_Header(InBuff.getReadPtr(), bytesCanBeRead);
|
|
m_controlCounter = 100;
|
|
}
|
|
if(m_codec == CODEC_MP3){
|
|
int res = read_MP3_Header(InBuff.getReadPtr(), bytesCanBeRead);
|
|
if(res >= 0) bytesDecoded = res;
|
|
else{ // error, skip header
|
|
m_controlCounter = 100;
|
|
}
|
|
}
|
|
if(m_codec == CODEC_M4A){
|
|
// int res = read_M4A_Header(InBuff.getReadPtr(), bytesCanBeRead);
|
|
// if(res >= 0) bytesDecoded = res;
|
|
// else{ // error, skip header
|
|
m_controlCounter = 100;
|
|
// }
|
|
}
|
|
if(m_codec == CODEC_AAC){
|
|
// stream only, no header
|
|
m_audioDataSize = getFileSize();
|
|
m_controlCounter = 100;
|
|
}
|
|
|
|
if(m_codec == CODEC_FLAC){
|
|
// int res = read_FLAC_Header(InBuff.getReadPtr(), bytesCanBeRead);
|
|
// if(res >= 0) bytesDecoded = res;
|
|
// else{ // error, skip header
|
|
// stopSong();
|
|
m_controlCounter = 100;
|
|
// }
|
|
}
|
|
|
|
if(m_codec == CODEC_OGG){
|
|
m_controlCounter = 100;
|
|
}
|
|
}
|
|
else {
|
|
bytesDecoded = sendBytes(InBuff.getReadPtr(), bytesCanBeRead);
|
|
}
|
|
if(bytesDecoded > 0) {InBuff.bytesWasRead(bytesDecoded);}
|
|
return;
|
|
}
|
|
if(!bytesAddedToBuffer) { // eof
|
|
bytesCanBeRead = InBuff.bufferFilled();
|
|
if(bytesCanBeRead > 200){
|
|
if(bytesCanBeRead > InBuff.getMaxBlockSize()) bytesCanBeRead = InBuff.getMaxBlockSize();
|
|
bytesDecoded = sendBytes(InBuff.getReadPtr(), bytesCanBeRead); // play last chunk(s)
|
|
if(bytesDecoded > 0){
|
|
InBuff.bytesWasRead(bytesDecoded);
|
|
return;
|
|
}
|
|
}
|
|
InBuff.resetBuffer();
|
|
|
|
// if(m_f_loop && f_stream){ //eof
|
|
// sprintf(chbuf, "loop from: %u to: %u", getFilePos(), m_audioDataStart); //TEST loop
|
|
// if(audio_info) audio_info(chbuf);
|
|
// setFilePos(m_audioDataStart);
|
|
// if(m_codec == CODEC_FLAC) FLACDecoderReset();
|
|
// /*
|
|
// The current time of the loop mode is not reset,
|
|
// which will cause the total audio duration to be exceeded.
|
|
// For example: current time ====progress bar====> total audio duration
|
|
// 3:43 ====================> 3:33
|
|
// */
|
|
// m_audioCurrentTime = 0;
|
|
// return;
|
|
// } //TEST loop
|
|
|
|
f_stream = false;
|
|
m_f_localfile = false;
|
|
cardLock(true);
|
|
char *afn =strdup(audiofile.name()); // store temporary the name
|
|
cardLock(false);
|
|
stopSong();
|
|
sprintf(chbuf, "End of file \"%s\"", afn);
|
|
if(audio_info) audio_info(chbuf);
|
|
if(audio_eof_mp3) audio_eof_mp3(afn);
|
|
if(afn) free(afn);
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::processWebStream(){
|
|
const uint16_t maxFrameSize = InBuff.getMaxBlockSize();
|
|
int32_t availableBytes = 0; // available bytes in stream
|
|
static bool f_tmr_1s;
|
|
static bool f_stream; // first audio data received
|
|
static int bytesDecoded;
|
|
static uint32_t byteCounter; // count received data
|
|
static uint32_t chunksize; // chunkcount read from stream
|
|
static uint32_t tmr_1s; // timer 1 sec
|
|
static uint32_t loopCnt; // count loops if clientbuffer is empty
|
|
static uint32_t metacount; // counts down bytes between metadata
|
|
|
|
|
|
// first call, set some values to default - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_firstCall) { // runs only ont time per connection, prepare for start
|
|
m_f_firstCall = false;
|
|
f_stream = false;
|
|
byteCounter = 0;
|
|
chunksize = 0;
|
|
bytesDecoded = 0;
|
|
loopCnt = 0;
|
|
tmr_1s = millis();
|
|
m_t0 = millis();
|
|
metacount = m_metaint;
|
|
readMetadata(0, true); // reset all static vars
|
|
}
|
|
|
|
// timer, triggers every second - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if((tmr_1s + 1000) < millis()) {
|
|
f_tmr_1s = true; // flag will be set every second for one loop only
|
|
tmr_1s = millis();
|
|
}
|
|
|
|
availableBytes = _client->available(); // available from stream
|
|
|
|
// if we have chunked data transfer: get the chunksize- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_chunked && !m_chunkcount && availableBytes) { // Expecting a new chunkcount?
|
|
int b = _client->read();
|
|
if(b == '\r') return;
|
|
if(b == '\n'){
|
|
m_chunkcount = chunksize;
|
|
chunksize = 0;
|
|
if(m_f_tts){
|
|
m_contentlength = m_chunkcount; // tts has one chunk only
|
|
m_f_webfile = true;
|
|
m_f_chunked = false;
|
|
}
|
|
return;
|
|
}
|
|
// We have received a hexadecimal character. Decode it and add to the result.
|
|
b = toupper(b) - '0'; // Be sure we have uppercase
|
|
if(b > 9) b = b - 7; // Translate A..F to 10..15
|
|
chunksize = (chunksize << 4) + b;
|
|
return;
|
|
}
|
|
|
|
// if we have metadata: get them - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(!metacount && !m_f_swm && availableBytes){
|
|
int16_t b = _client->read();
|
|
if(b >= 0) {
|
|
if(m_f_chunked) m_chunkcount--;
|
|
if(readMetadata(b)) metacount = m_metaint;
|
|
}
|
|
return;
|
|
}
|
|
|
|
// if the buffer is often almost empty issue a warning - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(InBuff.bufferFilled() < maxFrameSize && f_stream){
|
|
static uint8_t cnt_slow = 0;
|
|
cnt_slow ++;
|
|
if(f_tmr_1s) {
|
|
if(cnt_slow > 25 && audio_info) audio_info("slow stream, dropouts are possible");
|
|
f_tmr_1s = false;
|
|
cnt_slow = 0;
|
|
}
|
|
}
|
|
|
|
// if the buffer can't filled for several seconds try a new connection - - - - - - - - - - - - - - - - - - - - - -
|
|
if(f_stream && !availableBytes){
|
|
loopCnt++;
|
|
if(loopCnt > 200000) { // wait several seconds
|
|
loopCnt = 0;
|
|
if(audio_info) audio_info("Stream lost -> try new connection");
|
|
connecttohost(m_lastHost);
|
|
}
|
|
}
|
|
if(availableBytes) loopCnt = 0;
|
|
|
|
|
|
// buffer fill routine - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(true) { // statement has no effect
|
|
uint32_t bytesCanBeWritten = InBuff.writeSpace();
|
|
if(!m_f_swm) bytesCanBeWritten = min(metacount, bytesCanBeWritten);
|
|
if(m_f_chunked) bytesCanBeWritten = min(m_chunkcount, bytesCanBeWritten);
|
|
|
|
int16_t bytesAddedToBuffer = 0;
|
|
|
|
if(psramFound()) if(bytesCanBeWritten > 4096) bytesCanBeWritten = 4096; // PSRAM throttle
|
|
|
|
if(m_f_webfile){
|
|
// normally there is nothing to do here, if byteCounter == contentLength
|
|
// then the file is completely read, but:
|
|
// m4a files can have more data (e.g. pictures ..) after the audio Block
|
|
// therefore it is bad to read anything else (this can generate noise)
|
|
if(byteCounter + bytesCanBeWritten >= m_contentlength) bytesCanBeWritten = m_contentlength - byteCounter;
|
|
}
|
|
|
|
bytesAddedToBuffer = _client->read(InBuff.getWritePtr(), bytesCanBeWritten);
|
|
|
|
if(bytesAddedToBuffer > 0) {
|
|
if(m_f_webfile) byteCounter += bytesAddedToBuffer; // Pull request #42
|
|
if(!m_f_swm) metacount -= bytesAddedToBuffer;
|
|
if(m_f_chunked) m_chunkcount -= bytesAddedToBuffer;
|
|
InBuff.bytesWritten(bytesAddedToBuffer);
|
|
}
|
|
|
|
if(InBuff.bufferFilled() > maxFrameSize && !f_stream) { // waiting for buffer filled
|
|
f_stream = true; // ready to play the audio data
|
|
uint16_t filltime = millis() - m_t0;
|
|
if(audio_info) audio_info("stream ready");
|
|
sprintf(chbuf, "buffer filled in %d ms", filltime);
|
|
if(audio_info) audio_info(chbuf);
|
|
}
|
|
if(!f_stream) return;
|
|
}
|
|
|
|
// // if we have a webfile, read the file header first - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_webfile && m_controlCounter != 100){
|
|
if(InBuff.bufferFilled() < maxFrameSize) return;
|
|
if(m_codec == CODEC_WAV){
|
|
m_controlCounter = 100;
|
|
}
|
|
if(m_codec == CODEC_MP3){
|
|
int res = read_MP3_Header(InBuff.getReadPtr(), InBuff.bufferFilled());
|
|
if(res >= 0) bytesDecoded = res;
|
|
else{m_controlCounter = 100;} // error, skip header
|
|
}
|
|
if(m_codec == CODEC_M4A){
|
|
m_controlCounter = 100;
|
|
}
|
|
if(m_codec == CODEC_FLAC){
|
|
m_controlCounter = 100;
|
|
}
|
|
InBuff.bytesWasRead(bytesDecoded);
|
|
return;
|
|
}
|
|
|
|
// play audio data - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
|
|
if((InBuff.bufferFilled() >= maxFrameSize) && (f_stream == true)) { // fill > framesize?
|
|
bytesDecoded = sendBytes(InBuff.getReadPtr(), maxFrameSize);
|
|
InBuff.bytesWasRead(bytesDecoded);
|
|
}
|
|
|
|
// have we reached the end of the webfile? - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_f_webfile && byteCounter == m_contentlength){
|
|
while(InBuff.bufferFilled() > 0){
|
|
if(InBuff.bufferFilled() == 128){ // post tag?
|
|
if(indexOf((const char*)InBuff.getReadPtr(), "TAG", 0) == 0){
|
|
// log_d("%s", InBuff.getReadPtr() + 3);
|
|
break;
|
|
}
|
|
// else log_v("%s", InBuff.getReadPtr());
|
|
}
|
|
bytesDecoded = sendBytes(InBuff.getReadPtr(), InBuff.bufferFilled());
|
|
if(bytesDecoded < 0) break;
|
|
InBuff.bytesWasRead(bytesDecoded);
|
|
}
|
|
stopSong(); // Correct close when play known length sound #74 and before callback #112
|
|
|
|
if(m_f_tts){
|
|
sprintf(chbuf, "End of speech: \"%s\"", m_lastHost);
|
|
if(audio_info) audio_info(chbuf);
|
|
if(audio_eof_speech) audio_eof_speech(m_lastHost);
|
|
}
|
|
else{
|
|
sprintf(chbuf, "End of webstream: \"%s\"", m_lastHost);
|
|
if(audio_info) audio_info(chbuf);
|
|
if(audio_eof_stream) audio_eof_stream(m_lastHost);
|
|
}
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
size_t Audio::chunkedDataTransfer(){
|
|
size_t chunksize = 0;
|
|
int b = 0;
|
|
while(true){
|
|
b = _client->read();
|
|
if(b < 0) break;
|
|
if(b == '\n') break;
|
|
if(b < '0') continue;
|
|
// We have received a hexadecimal character. Decode it and add to the result.
|
|
b = toupper(b) - '0'; // Be sure we have uppercase
|
|
if(b > 9) b = b - 7; // Translate A..F to 10..15
|
|
chunksize = (chunksize << 4) + b;
|
|
}
|
|
if(m_f_Log) log_i("chunksize %d", chunksize);
|
|
return chunksize;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::readPlayListData() {
|
|
|
|
if(getDatamode() != AUDIO_PLAYLISTINIT) return false;
|
|
if(_client->available() == 0) return false;
|
|
|
|
uint32_t chunksize = 0;
|
|
if(m_f_chunked) chunksize = chunkedDataTransfer();
|
|
|
|
// reads the content of the playlist and stores it in the vector m_contentlength
|
|
// m_contentlength is a table of pointers to the lines
|
|
char pl[512]; // playlistLine
|
|
uint32_t ctl = 0;
|
|
int lines = 0;
|
|
// delete all memory in m_playlistContent
|
|
if(!psramFound()){log_e("m3u8 playlists requires PSRAM enabled!");}
|
|
vector_clear_and_shrink(m_playlistContent);
|
|
while(true){ // outer while
|
|
|
|
uint32_t ctime = millis();
|
|
uint32_t timeout = 2000; // ms
|
|
|
|
while(true) { // inner while
|
|
uint16_t pos = 0;
|
|
while(_client->available()){ // super inner while :-))
|
|
pl[pos] = _client->read();
|
|
ctl++;
|
|
if(pl[pos] == '\n') {pl[pos] = '\0'; pos++; break;}
|
|
// if(pl[pos] == '&' ) {pl[pos] = '\0'; pos++; break;}
|
|
if(pl[pos] == '\r') {pl[pos] = '\0'; pos++; continue;;}
|
|
pos++;
|
|
if(pos == 511){ pos--; continue;}
|
|
if(pos == 510) {pl[pos] = '\0';}
|
|
if(ctl == chunksize) {pl[pos] = '\0'; break;}
|
|
if(ctl == m_contentlength) {pl[pos] = '\0'; break;}
|
|
}
|
|
if(ctl == chunksize) break;
|
|
if(ctl == m_contentlength) break;
|
|
if(pos) {pl[pos] = '\0'; break;}
|
|
|
|
if(ctime + timeout < millis()) {
|
|
log_e("timeout");
|
|
for(int i = 0; i<m_playlistContent.size(); i++) log_e("pl%i = %s", i, m_playlistContent[i]);
|
|
goto exit;}
|
|
} // inner while
|
|
|
|
if(startsWith(pl, "<!DOCTYPE")) {AUDIO_INFO("url is a webpage!"); goto exit;}
|
|
if(startsWith(pl, "<html")) {AUDIO_INFO("url is a webpage!"); goto exit;}
|
|
if(strlen(pl) > 0) m_playlistContent.push_back(strdup((const char*)pl));
|
|
if(m_playlistContent.size() == 100){
|
|
if(m_f_Log) log_i("the maximum number of lines in the playlist has been reached");
|
|
break;
|
|
}
|
|
// termination conditions
|
|
// 1. The http response header returns a value for contentLength -> read chars until contentLength is reached
|
|
// 2. no contentLength, but Transfer-Encoding:chunked -> compute chunksize and read until chunksize is reached
|
|
// 3. no chunksize and no contentlengt, but Connection: close -> read all available chars
|
|
if(ctl == m_contentlength){while(_client->available()) _client->read(); break;} // read '\n\n' if exists
|
|
if(ctl == chunksize) {while(_client->available()) _client->read(); break;}
|
|
if(!_client->connected() && _client->available() == 0) break;
|
|
|
|
} // outer while
|
|
lines = m_playlistContent.size();
|
|
for (int i = 0; i < lines ; i++) { // print all string in first vector of 'arr'
|
|
if(m_f_Log) log_i("pl=%i \"%s\"", i, m_playlistContent[i]);
|
|
}
|
|
setDatamode(AUDIO_PLAYLISTDATA);
|
|
return true;
|
|
|
|
exit:
|
|
vector_clear_and_shrink(m_playlistContent);
|
|
m_f_running = false;
|
|
setDatamode(AUDIO_NONE);
|
|
return false;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------------------------
|
|
const char* Audio::parsePlaylist_M3U(){
|
|
uint8_t lines = m_playlistContent.size();
|
|
int pos = 0;
|
|
char* host = nullptr;
|
|
|
|
for(int i= 0; i < lines; i++){
|
|
if(indexOf(m_playlistContent[i], "#EXTINF:") >= 0) { // Info?
|
|
pos = indexOf(m_playlistContent[i], ","); // Comma in this line?
|
|
if(pos > 0) {
|
|
// Show artist and title if present in metadata
|
|
AUDIO_INFO(m_playlistContent[i] + pos + 1);
|
|
}
|
|
continue;
|
|
}
|
|
if(startsWith(m_playlistContent[i], "#")) { // Commentline?
|
|
continue;
|
|
}
|
|
|
|
pos = indexOf(m_playlistContent[i], "http://:@", 0); // ":@"?? remove that!
|
|
if(pos >= 0) {
|
|
AUDIO_INFO("Entry in playlist found: %s", (m_playlistContent[i] + pos + 9));
|
|
host = m_playlistContent[i] + pos + 9;
|
|
break;
|
|
}
|
|
// AUDIO_INFO("Entry in playlist found: %s", pl);
|
|
pos = indexOf(m_playlistContent[i], "http", 0); // Search for "http"
|
|
if(pos >= 0) { // Does URL contain "http://"?
|
|
// log_e("%s pos=%i", m_playlistContent[i], pos);
|
|
host = m_playlistContent[i] + pos; // Yes, set new host
|
|
break;
|
|
}
|
|
}
|
|
vector_clear_and_shrink(m_playlistContent);
|
|
return host;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------------------------
|
|
const char* Audio::parsePlaylist_PLS(){
|
|
uint8_t lines = m_playlistContent.size();
|
|
int pos = 0;
|
|
char* host = nullptr;
|
|
|
|
for(int i= 0; i < lines; i++){
|
|
if(i == 0){
|
|
if(strlen(m_playlistContent[0]) == 0) goto exit; // empty line
|
|
if(strcmp(m_playlistContent[0] , "[playlist]") != 0){ // first entry in valid pls
|
|
setDatamode(HTTP_RESPONSE_HEADER); // pls is not valid
|
|
AUDIO_INFO("pls is not valid, switch to HTTP_RESPONSE_HEADER");
|
|
goto exit;
|
|
}
|
|
continue;
|
|
}
|
|
if(startsWith(m_playlistContent[i], "File1")) {
|
|
if(host) continue; // we have already a url
|
|
pos = indexOf(m_playlistContent[i], "http", 0); // File1=http://streamplus30.leonex.de:14840/;
|
|
if(pos >= 0) { // yes, URL contains "http"?
|
|
host = m_playlistContent[i] + pos; // Now we have an URL for a stream in host.
|
|
}
|
|
continue;
|
|
}
|
|
if(startsWith(m_playlistContent[i], "Title1")) { // Title1=Antenne Tirol
|
|
const char* plsStationName = (m_playlistContent[i] + 7);
|
|
if(audio_showstation) audio_showstation(plsStationName);
|
|
AUDIO_INFO("StationName: \"%s\"", plsStationName);
|
|
continue;
|
|
}
|
|
if(startsWith(m_playlistContent[i], "Length1")){
|
|
continue;
|
|
}
|
|
if(indexOf(m_playlistContent[i], "Invalid username") >= 0){ // Unable to access account:
|
|
goto exit; // Invalid username or password
|
|
}
|
|
}
|
|
return host;
|
|
|
|
exit:
|
|
m_f_running = false;
|
|
stopSong();
|
|
vector_clear_and_shrink(m_playlistContent);
|
|
setDatamode(AUDIO_NONE);
|
|
return nullptr;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------------------------
|
|
const char* Audio::parsePlaylist_ASX(){ // Advanced Stream Redirector
|
|
uint8_t lines = m_playlistContent.size();
|
|
bool f_entry = false;
|
|
int pos = 0;
|
|
char* host = nullptr;
|
|
|
|
for(int i= 0; i < lines; i++){
|
|
int p1 = indexOf(m_playlistContent[i], "<", 0);
|
|
int p2 = indexOf(m_playlistContent[i], ">", 1);
|
|
if(p1 >= 0 && p2 > p1){ // #196 set all between "< ...> to lowercase
|
|
for(uint8_t j = p1; j < p2; j++){
|
|
m_playlistContent[i][j] = toLowerCase(m_playlistContent[i][j]);
|
|
}
|
|
}
|
|
if(indexOf(m_playlistContent[i], "<entry>") >= 0) f_entry = true; // found entry tag (returns -1 if not found)
|
|
if(f_entry) {
|
|
if(indexOf(m_playlistContent[i], "ref href") > 0) { // <ref href="http://87.98.217.63:24112/stream" />
|
|
pos = indexOf(m_playlistContent[i], "http", 0);
|
|
if(pos > 0) {
|
|
host = (m_playlistContent[i] + pos); // http://87.98.217.63:24112/stream" />
|
|
int pos1 = indexOf(host, "\"", 0); // http://87.98.217.63:24112/stream
|
|
if(pos1 > 0) host[pos1] = '\0'; // Now we have an URL for a stream in host.
|
|
}
|
|
}
|
|
}
|
|
pos = indexOf(m_playlistContent[i], "<title>", 0);
|
|
if(pos >= 0) {
|
|
char* plsStationName = (m_playlistContent[i] + pos + 7); // remove <Title>
|
|
pos = indexOf(plsStationName, "</", 0);
|
|
if(pos >= 0){
|
|
*(plsStationName +pos) = 0; // remove </Title>
|
|
}
|
|
if(audio_showstation) audio_showstation(plsStationName);
|
|
AUDIO_INFO("StationName: \"%s\"", plsStationName);
|
|
}
|
|
|
|
if(indexOf(m_playlistContent[i], "http") == 0 && !f_entry) { //url only in asx
|
|
host = m_playlistContent[i];
|
|
}
|
|
}
|
|
return host;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::latinToUTF8(char* buff, size_t bufflen){
|
|
// most stations send strings in UTF-8 but a few sends in latin. To standardize this, all latin strings are
|
|
// converted to UTF-8. If UTF-8 is already present, nothing is done and true is returned.
|
|
// A conversion to UTF-8 extends the string. Therefore it is necessary to know the buffer size. If the converted
|
|
// string does not fit into the buffer, false is returned
|
|
// utf8 bytelength: >=0xF0 3 bytes, >=0xE0 2 bytes, >=0xC0 1 byte, e.g. e293ab is ⓫
|
|
|
|
uint16_t pos = 0;
|
|
uint8_t ext_bytes = 0;
|
|
uint16_t len = strlen(buff);
|
|
uint8_t c;
|
|
|
|
while(pos < len){
|
|
c = buff[pos];
|
|
if(c >= 0xC2) { // is UTF8 char
|
|
pos++;
|
|
if(c >= 0xC0 && buff[pos] < 0x80) {ext_bytes++; pos++;}
|
|
if(c >= 0xE0 && buff[pos] < 0x80) {ext_bytes++; pos++;}
|
|
if(c >= 0xF0 && buff[pos] < 0x80) {ext_bytes++; pos++;}
|
|
}
|
|
else pos++;
|
|
}
|
|
if(!ext_bytes) return true; // is UTF-8, do nothing
|
|
|
|
pos = 0;
|
|
|
|
while(buff[pos] != 0){
|
|
len = strlen(buff);
|
|
if(buff[pos] >= 0x80 && buff[pos+1] < 0x80){ // is not UTF8, is latin?
|
|
for(int i = len+1; i > pos; i--){
|
|
buff[i+1] = buff[i];
|
|
}
|
|
uint8_t c = buff[pos];
|
|
buff[pos++] = 0xc0 | ((c >> 6) & 0x1f); // 2+1+5 bits
|
|
buff[pos++] = 0x80 | ((char)c & 0x3f); // 1+1+6 bits
|
|
}
|
|
pos++;
|
|
if(pos > bufflen -3){
|
|
buff[bufflen -1] = '\0';
|
|
return false; // do not overwrite
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::parseHttpResponseHeader() { // this is the response to a GET / request
|
|
|
|
if(getDatamode() != HTTP_RESPONSE_HEADER) return false;
|
|
if(_client->available() == 0) return false;
|
|
|
|
char rhl[512]; // responseHeaderline
|
|
bool ct_seen = false;
|
|
uint32_t ctime = millis();
|
|
uint32_t timeout = 2500; // ms
|
|
|
|
while(true){ // outer while
|
|
uint16_t pos = 0;
|
|
if((millis() - ctime) > timeout) {
|
|
log_e("timeout");
|
|
goto exit;
|
|
}
|
|
while(_client->available()){
|
|
uint8_t b = _client->read();
|
|
if(b == '\n') {
|
|
if(!pos){ // empty line received, is the last line of this responseHeader
|
|
if(ct_seen) goto lastToDo;
|
|
else goto exit;
|
|
}
|
|
break;
|
|
}
|
|
if(b == '\r') rhl[pos] = 0;
|
|
if(b < 0x20) continue;
|
|
rhl[pos] = b;
|
|
pos++;
|
|
if(pos == 511){pos = 510; continue;}
|
|
if(pos == 510){
|
|
rhl[pos] = '\0';
|
|
if(m_f_Log) log_i("responseHeaderline overflow");
|
|
}
|
|
} // inner while
|
|
|
|
if(!pos){vTaskDelay(3); continue;}
|
|
|
|
if(m_f_Log) {log_i("httpResponseHeader: %s", rhl);}
|
|
|
|
int16_t posColon = indexOf(rhl, ":", 0); // lowercase all letters up to the colon
|
|
if(posColon >= 0) {
|
|
for(int i=0; i< posColon; i++) {
|
|
rhl[i] = toLowerCase(rhl[i]);
|
|
}
|
|
}
|
|
|
|
if(startsWith(rhl, "HTTP/")){ // HTTP status error code
|
|
char statusCode[5];
|
|
statusCode[0] = rhl[9];
|
|
statusCode[1] = rhl[10];
|
|
statusCode[2] = rhl[11];
|
|
statusCode[3] = '\0';
|
|
int sc = atoi(statusCode);
|
|
if(sc > 310){ // e.g. HTTP/1.1 301 Moved Permanently
|
|
if(audio_showstreamtitle) audio_showstreamtitle(rhl);
|
|
goto exit;
|
|
}
|
|
}
|
|
|
|
else if(startsWith(rhl, "content-type:")){ // content-type: text/html; charset=UTF-8
|
|
int idx = indexOf(rhl + 13, ";");
|
|
if(idx >0) rhl[13 + idx] = '\0';
|
|
if(parseContentType(rhl + 13)) ct_seen = true;
|
|
else goto exit;
|
|
}
|
|
|
|
else if(startsWith(rhl, "location:")) {
|
|
int pos = indexOf(rhl, "http", 0);
|
|
if(pos >= 0){
|
|
const char* c_host = (rhl + pos);
|
|
if(strcmp(c_host, m_lastHost) != 0) { // prevent a loop
|
|
int pos_slash = indexOf(c_host, "/", 9);
|
|
if(pos_slash > 9){
|
|
// if(!strncmp(c_host, m_lastHost, pos_slash)){
|
|
// AUDIO_INFO("redirect to new extension at existing host \"%s\"", c_host);
|
|
// if(m_playlistFormat == FORMAT_M3U8) {
|
|
// strcpy(m_lastHost, c_host);
|
|
// m_f_m3u8data = true;
|
|
// }
|
|
// httpPrint(c_host);
|
|
// while(_client->available()) _client->read(); // empty client buffer
|
|
// return true;
|
|
// }
|
|
}
|
|
AUDIO_INFO("redirect to new host \"%s\"", c_host);
|
|
connecttohost(c_host);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
else if(startsWith(rhl, "content-encoding:")){
|
|
if(indexOf(rhl, "gzip")){
|
|
AUDIO_INFO("can't extract gzip");
|
|
goto exit;
|
|
}
|
|
}
|
|
|
|
else if(startsWith(rhl, "content-disposition:")) {
|
|
int pos1, pos2; // pos3;
|
|
// e.g we have this headerline: content-disposition: attachment; filename=stream.asx
|
|
// filename is: "stream.asx"
|
|
pos1 = indexOf(rhl, "filename=", 0);
|
|
if(pos1 > 0){
|
|
pos1 += 9;
|
|
if(rhl[pos1] == '\"') pos1++; // remove '\"' around filename if present
|
|
pos2 = strlen(rhl);
|
|
if(rhl[pos2 - 1] == '\"') rhl[pos2 - 1] = '\0';
|
|
}
|
|
AUDIO_INFO("Filename is %s", rhl + pos1);
|
|
}
|
|
|
|
// if(startsWith(rhl, "set-cookie:") ||
|
|
// startsWith(rhl, "pragma:") ||
|
|
// startsWith(rhl, "expires:") ||
|
|
// startsWith(rhl, "cache-control:") ||
|
|
// startsWith(rhl, "icy-pub:") ||
|
|
// startsWith(rhl, "p3p:") ||
|
|
// startsWith(rhl, "accept-ranges:") ){
|
|
// ; // do nothing
|
|
// }
|
|
|
|
else if(startsWith(rhl, "connection:")) {
|
|
if(indexOf(rhl, "close", 0) >= 0) {; /* do nothing */}
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-genre:")) {
|
|
; // do nothing Ambient, Rock, etc
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-br:")) {
|
|
const char* c_bitRate = (rhl + 7);
|
|
int32_t br = atoi(c_bitRate); // Found bitrate tag, read the bitrate in Kbit
|
|
br = br * 1000;
|
|
m_bitrate= br;
|
|
sprintf(chbuf, "%d", br);
|
|
if(audio_bitrate) audio_bitrate(chbuf);
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-metaint:")) {
|
|
const char* c_metaint = (rhl + 12);
|
|
int32_t i_metaint = atoi(c_metaint);
|
|
m_metaint = i_metaint;
|
|
if(m_metaint) m_f_swm = false ; // Multimediastream
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-name:")) {
|
|
char* c_icyname = (rhl + 9); // Get station name
|
|
trim(c_icyname);
|
|
if(strlen(c_icyname) > 0) {
|
|
if(!m_f_Log) AUDIO_INFO("icy-name: %s", c_icyname);
|
|
if(audio_showstation) audio_showstation(c_icyname);
|
|
}
|
|
}
|
|
|
|
else if(startsWith(rhl, "content-length:")) {
|
|
const char* c_cl = (rhl + 15);
|
|
int32_t i_cl = atoi(c_cl);
|
|
m_contentlength = i_cl;
|
|
m_streamType = ST_WEBFILE; // Stream comes from a fileserver
|
|
if(m_f_Log) AUDIO_INFO("content-length: %i", m_contentlength);
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-description:")) {
|
|
const char* c_idesc = (rhl + 16);
|
|
while(c_idesc[0] == ' ') c_idesc++;
|
|
latinToUTF8(rhl, sizeof(rhl)); // if already UTF-0 do nothing, otherwise convert to UTF-8
|
|
if(audio_icydescription) audio_icydescription(c_idesc);
|
|
}
|
|
|
|
else if((startsWith(rhl, "transfer-encoding:"))){
|
|
if(endsWith(rhl, "chunked") || endsWith(rhl, "Chunked") ) { // Station provides chunked transfer
|
|
m_f_chunked = true;
|
|
if(!m_f_Log) AUDIO_INFO("chunked data transfer");
|
|
m_chunkcount = 0; // Expect chunkcount in DATA
|
|
}
|
|
}
|
|
|
|
else if(startsWith(rhl, "icy-url:")) {
|
|
char* icyurl = (rhl + 8);
|
|
trim(icyurl);
|
|
if(audio_icyurl) audio_icyurl(icyurl);
|
|
}
|
|
|
|
else if(startsWith(rhl, "www-authenticate:")) {
|
|
AUDIO_INFO("authentification failed, wrong credentials?");
|
|
goto exit;
|
|
}
|
|
else {;}
|
|
} // outer while
|
|
|
|
exit: // termination condition
|
|
if(audio_showstation) audio_showstation("");
|
|
if(audio_icydescription) audio_icydescription("");
|
|
if(audio_icyurl) audio_icyurl("");
|
|
m_lastHost[0] = '\0';
|
|
setDatamode(AUDIO_NONE);
|
|
stopSong();
|
|
return false;
|
|
|
|
lastToDo:
|
|
if(m_codec != CODEC_NONE){
|
|
setDatamode(AUDIO_DATA); // Expecting data now
|
|
// if(!initializeDecoder()) return false;
|
|
if(m_f_Log) {log_i("Switch to DATA, metaint is %d", m_metaint);}
|
|
if(m_playlistFormat != FORMAT_M3U8 && audio_lasthost) audio_lasthost(m_lastHost);
|
|
m_controlCounter = 0;
|
|
m_f_firstCall = true;
|
|
}
|
|
else if(m_playlistFormat != FORMAT_NONE){
|
|
setDatamode(AUDIO_PLAYLISTINIT); // playlist expected
|
|
if(m_f_Log) {log_i("now parse playlist");}
|
|
}
|
|
else{
|
|
AUDIO_INFO("unknown content found at: %s", m_lastHost);
|
|
goto exit;
|
|
}
|
|
return true;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::readMetadata(uint8_t b, bool first) {
|
|
|
|
static uint16_t pos_ml = 0; // determines the current position in metaline
|
|
static uint16_t metalen = 0;
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(first){
|
|
pos_ml = 0;
|
|
metalen = 0;
|
|
return true;
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(!metalen) { // First byte of metadata?
|
|
metalen = b * 16 + 1; // New count for metadata including length byte
|
|
if(metalen >512){
|
|
if(audio_info) audio_info("Metadata block to long! Skipping all Metadata from now on.");
|
|
m_f_swm = true; // expect stream without metadata
|
|
}
|
|
pos_ml = 0; chbuf[pos_ml] = 0; // Prepare for new line
|
|
}
|
|
else {
|
|
|
|
chbuf[pos_ml] = (char) b; // Put new char in metaline
|
|
if(pos_ml < 510) pos_ml ++;
|
|
chbuf[pos_ml] = 0;
|
|
if(pos_ml == 509) log_e("metaline overflow in AUDIO_METADATA!") ;
|
|
if(pos_ml == 510) { ; /* last current char in b */}
|
|
}
|
|
|
|
if(--metalen == 0) {
|
|
if(strlen(chbuf)) { // Any info present?
|
|
// metaline contains artist and song name. For example:
|
|
// "StreamTitle='Don McLean - American Pie';StreamUrl='';"
|
|
// Sometimes it is just other info like:
|
|
// "StreamTitle='60s 03 05 Magic60s';StreamUrl='';"
|
|
// Isolate the StreamTitle, remove leading and trailing quotes if present.
|
|
// log_i("ST %s", metaline);
|
|
|
|
latinToUTF8(chbuf, sizeof(chbuf)); // convert to UTF-8 if necessary
|
|
|
|
int pos = indexOf(chbuf, "song_spot", 0); // remove some irrelevant infos
|
|
if(pos > 3) { // e.g. song_spot="T" MediaBaseId="0" itunesTrackId="0"
|
|
chbuf[pos] = 0;
|
|
}
|
|
|
|
if(!m_f_localfile) showstreamtitle(chbuf); // Show artist and title if present in metadata
|
|
}
|
|
return true ;
|
|
}
|
|
return false; // end_METADATA
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::parseContentType(char* ct) {
|
|
|
|
enum : int {CT_NONE, CT_MP3, CT_AAC, CT_M4A, CT_WAV, CT_OGG, CT_FLAC, CT_PLS, CT_M3U, CT_ASX,
|
|
CT_M3U8, CT_TXT, CT_AACP};
|
|
|
|
strlwr(ct);
|
|
trim(ct);
|
|
m_codec = CODEC_NONE;
|
|
int ct_val = CT_NONE;
|
|
|
|
if(!strcmp(ct, "audio/mpeg")) ct_val = CT_MP3;
|
|
else if(!strcmp(ct, "audio/mpeg3")) ct_val = CT_MP3;
|
|
else if(!strcmp(ct, "audio/x-mpeg")) ct_val = CT_MP3;
|
|
else if(!strcmp(ct, "audio/x-mpeg-3")) ct_val = CT_MP3;
|
|
else if(!strcmp(ct, "audio/mp3")) ct_val = CT_MP3;
|
|
|
|
else if(!strcmp(ct, "audio/aac")) ct_val = CT_AAC;
|
|
else if(!strcmp(ct, "audio/x-aac")) ct_val = CT_AAC;
|
|
else if(!strcmp(ct, "audio/aacp")){ ct_val = CT_AAC; if(m_playlistFormat == FORMAT_M3U8) m_f_ts = true;}
|
|
else if(!strcmp(ct, "video/mp2t")){ ct_val = CT_AAC; m_f_ts = true;} // assume AAC transport stream
|
|
else if(!strcmp(ct, "audio/mp4")) ct_val = CT_M4A;
|
|
else if(!strcmp(ct, "audio/m4a")) ct_val = CT_M4A;
|
|
|
|
else if(!strcmp(ct, "audio/wav")) ct_val = CT_WAV;
|
|
else if(!strcmp(ct, "audio/x-wav")) ct_val = CT_WAV;
|
|
|
|
else if(!strcmp(ct, "audio/flac")) ct_val = CT_FLAC;
|
|
|
|
else if(!strcmp(ct, "audio/scpls")) ct_val = CT_PLS;
|
|
else if(!strcmp(ct, "audio/x-scpls")) ct_val = CT_PLS;
|
|
else if(!strcmp(ct, "application/pls+xml")) ct_val = CT_PLS;
|
|
else if(!strcmp(ct, "audio/mpegurl")) ct_val = CT_M3U;
|
|
else if(!strcmp(ct, "audio/x-mpegurl")) ct_val = CT_M3U;
|
|
else if(!strcmp(ct, "audio/ms-asf")) ct_val = CT_ASX;
|
|
else if(!strcmp(ct, "video/x-ms-asf")) ct_val = CT_ASX;
|
|
|
|
else if(!strcmp(ct, "application/ogg")) ct_val = CT_OGG;
|
|
else if(!strcmp(ct, "application/vnd.apple.mpegurl")) ct_val = CT_M3U8;
|
|
else if(!strcmp(ct, "application/x-mpegurl")) ct_val =CT_M3U8;
|
|
|
|
else if(!strcmp(ct, "application/octet-stream")) ct_val = CT_TXT; // ??? listen.radionomy.com/1oldies before redirection
|
|
else if(!strcmp(ct, "text/html")) ct_val = CT_TXT;
|
|
else if(!strcmp(ct, "text/plain")) ct_val = CT_TXT;
|
|
|
|
else if(ct_val == CT_NONE){
|
|
AUDIO_INFO("ContentType %s not supported", ct);
|
|
return false; // nothing valid had been seen
|
|
}
|
|
else {;}
|
|
|
|
switch(ct_val){
|
|
case CT_MP3:
|
|
m_codec = CODEC_MP3;
|
|
if(m_f_Log) { log_i("ContentType %s, format is mp3", ct); } //ok is likely mp3
|
|
if(audio_info) audio_info("format is mp3");
|
|
break;
|
|
case CT_AAC:
|
|
m_codec = CODEC_AAC;
|
|
if(m_f_Log) { log_i("ContentType %s, format is aac", ct); }
|
|
if(audio_info) audio_info("format is aac");
|
|
break;
|
|
case CT_M4A:
|
|
m_codec = CODEC_M4A;
|
|
if(m_f_Log) { log_i("ContentType %s, format is aac", ct); }
|
|
if(audio_info) audio_info("format is aac");
|
|
break;
|
|
case CT_FLAC:
|
|
m_codec = CODEC_FLAC;
|
|
if(m_f_Log) { log_i("ContentType %s, format is flac", ct); }
|
|
if(audio_info) audio_info("format is flac");
|
|
break;
|
|
case CT_WAV:
|
|
m_codec = CODEC_WAV;
|
|
if(m_f_Log) { log_i("ContentType %s, format is wav", ct); }
|
|
if(audio_info) audio_info("format is wav");
|
|
break;
|
|
case CT_OGG:
|
|
m_codec = CODEC_OGG;
|
|
if(m_f_Log) { log_i("ContentType %s found", ct); }
|
|
if(audio_info) audio_info("format is ogg");
|
|
break;
|
|
|
|
case CT_PLS:
|
|
m_playlistFormat = FORMAT_PLS;
|
|
break;
|
|
case CT_M3U:
|
|
m_playlistFormat = FORMAT_M3U;
|
|
break;
|
|
case CT_ASX:
|
|
m_playlistFormat = FORMAT_ASX;
|
|
break;
|
|
case CT_M3U8:
|
|
m_playlistFormat = FORMAT_M3U8;
|
|
break;
|
|
case CT_TXT: // overwrite text/plain
|
|
if(m_expectedCodec == CODEC_AAC){ m_codec = CODEC_AAC; if(m_f_Log) log_i("set ct from M3U8 to AAC");}
|
|
if(m_expectedCodec == CODEC_MP3){ m_codec = CODEC_MP3; if(m_f_Log) log_i("set ct from M3U8 to MP3");}
|
|
|
|
if(m_expectedPlsFmt == FORMAT_ASX){ m_playlistFormat = FORMAT_ASX; if(m_f_Log) log_i("set playlist format to ASX");}
|
|
if(m_expectedPlsFmt == FORMAT_M3U){ m_playlistFormat = FORMAT_M3U; if(m_f_Log) log_i("set playlist format to M3U");}
|
|
if(m_expectedPlsFmt == FORMAT_M3U8){m_playlistFormat = FORMAT_M3U8; if(m_f_Log) log_i("set playlist format to M3U8");}
|
|
if(m_expectedPlsFmt == FORMAT_PLS){ m_playlistFormat = FORMAT_PLS; if(m_f_Log) log_i("set playlist format to PLS");}
|
|
break;
|
|
default:
|
|
AUDIO_INFO("%s, unsupported audio format", ct);
|
|
return false;
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
uint32_t Audio::stop_mp3client(){
|
|
uint32_t pos = 0;
|
|
if(m_f_localfile){
|
|
pos = getFilePos() - InBuff.bufferFilled();
|
|
cardLock(true); audiofile.close(); cardLock(false);
|
|
m_f_localfile=false;
|
|
}
|
|
int v=read_register(SCI_VOL);
|
|
m_f_webstream=false;
|
|
write_register(SCI_VOL, 0); // Mute while stopping
|
|
|
|
_client->flush(); // Flush stream client
|
|
_client->stop(); // Stop stream client
|
|
write_register(SCI_VOL, v);
|
|
return pos;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::setDefaults(){
|
|
// initializationsequence
|
|
stopSong();
|
|
initInBuff(); // initialize InputBuffer if not already done
|
|
InBuff.resetBuffer();
|
|
vector_clear_and_shrink(m_playlistURL);
|
|
vector_clear_and_shrink(m_playlistContent);
|
|
client.stop();
|
|
client.flush(); // release memory
|
|
clientsecure.stop();
|
|
clientsecure.flush();
|
|
_client = static_cast<WiFiClient*>(&client); /* default to *something* so that no NULL deref can happen */
|
|
m_f_ctseen=false; // Contents type not seen yet
|
|
m_metaint=0; // No metaint yet
|
|
m_LFcount=0; // For detection end of header
|
|
m_bitrate=0; // Bitrate still unknown
|
|
m_f_firstCall = true; // InitSequence for processWebstream and processLokalFile
|
|
m_controlCounter = 0;
|
|
m_f_firstchunk=true; // First chunk expected
|
|
m_f_chunked=false; // Assume not chunked
|
|
m_f_ssl=false;
|
|
m_f_swm = true;
|
|
m_f_webfile = false;
|
|
m_f_webstream = false;
|
|
m_f_tts = false; // text to speech
|
|
m_f_localfile = false;
|
|
m_streamTitleHash = 0;
|
|
m_streamUrlHash = 0;
|
|
m_streamType = ST_NONE;
|
|
m_codec = CODEC_NONE;
|
|
m_playlistFormat = FORMAT_NONE;
|
|
}
|
|
//------------------------------------------------------------------------------
|
|
/**
|
|
* \brief enable VSdsp VU Meter
|
|
*
|
|
* \param[in] enable when set will enable the VU meter
|
|
*
|
|
* Writes the SS_VU_ENABLE bit of the SCI_STATUS register to enable VU meter on
|
|
* board to the VSdsp.
|
|
*
|
|
* See data patches data sheet VU meter for details.
|
|
* \warning This feature is only available with patches that support VU meter.
|
|
* \n The VU meter takes about 0.2MHz of processing power with 48 kHz samplerate.
|
|
*/
|
|
void Audio::setVUmeter() {
|
|
if(!VS_PATCH_ENABLE) return;
|
|
uint16_t MP3Status = read_register(SCI_STATUS);
|
|
if(MP3Status==0) {
|
|
Serial.println("VS1053 Error: Unable to write SCI_STATUS");
|
|
_vuInitalized = false;
|
|
return;
|
|
}
|
|
_vuInitalized = true;
|
|
write_register(SCI_STATUS, MP3Status | _BV(9));
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
/**
|
|
* \brief get current measured VU Meter
|
|
*
|
|
* Returns the calculated peak sample values from both channels in 3 dB
|
|
* increaments through. Where the high byte represent the left channel,
|
|
* and the low bytes the right channel.
|
|
*
|
|
* Values from 0 to 31 are valid for both channels.
|
|
*
|
|
* \warning This feature is only available with patches that support VU meter.
|
|
*/
|
|
void Audio::getVUlevel() {
|
|
if(!VS_PATCH_ENABLE) return;
|
|
if(!_vuInitalized) return;
|
|
int16_t reg = read_register(SCI_AICTRL3);
|
|
uint8_t rl = map((uint8_t)reg, 85, 92, 0, 255);
|
|
uint8_t rr = map((uint8_t)(reg >> 8), 85, 92, 0, 255);
|
|
//if(rl>30 || !isRunning()) vuLeft = rl;
|
|
//if(rr>30 || !isRunning()) vuRight = rr;
|
|
vuLeft = rl;
|
|
vuRight = rr;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::setConnectionTimeout(uint16_t timeout_ms, uint16_t timeout_ms_ssl){
|
|
if(timeout_ms) m_timeout_ms = timeout_ms;
|
|
if(timeout_ms_ssl) m_timeout_ms_ssl = timeout_ms_ssl;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::connecttohost(String host){
|
|
return connecttohost(host.c_str());
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::connecttohost(const char* host, const char* user, const char* pwd) {
|
|
// user and pwd for authentification only, can be empty
|
|
|
|
if(host == NULL) {
|
|
AUDIO_INFO("Hostaddress is empty");
|
|
return false;
|
|
}
|
|
|
|
uint16_t lenHost = strlen(host);
|
|
|
|
if(lenHost >= 512 - 10) {
|
|
AUDIO_INFO("Hostaddress is too long");
|
|
return false;
|
|
}
|
|
|
|
int idx = indexOf(host, "http");
|
|
char* l_host = (char*)malloc(lenHost + 10);
|
|
if(idx < 0){strcpy(l_host, "http://"); strcat(l_host, host); } // amend "http;//" if not found
|
|
else {strcpy(l_host, (host + idx));} // trim left if necessary
|
|
|
|
char* h_host = NULL; // pointer of l_host without http:// or https://
|
|
if(startsWith(l_host, "https")) h_host = strdup(l_host + 8);
|
|
else h_host = strdup(l_host + 7);
|
|
|
|
// initializationsequence
|
|
int16_t pos_slash; // position of "/" in hostname
|
|
int16_t pos_colon; // position of ":" in hostname
|
|
int16_t pos_ampersand; // position of "&" in hostname
|
|
uint16_t port = 80; // port number
|
|
|
|
// In the URL there may be an extension, like noisefm.ru:8000/play.m3u&t=.m3u
|
|
pos_slash = indexOf(h_host, "/", 0);
|
|
pos_colon = indexOf(h_host, ":", 0);
|
|
if(isalpha(h_host[pos_colon + 1])) pos_colon = -1; // no portnumber follows
|
|
pos_ampersand = indexOf(h_host, "&", 0);
|
|
|
|
char *hostwoext = NULL; // "skonto.ls.lv:8002" in "skonto.ls.lv:8002/mp3"
|
|
char *extension = NULL; // "/mp3" in "skonto.ls.lv:8002/mp3"
|
|
|
|
if(pos_slash > 1) {
|
|
hostwoext = (char*)malloc(pos_slash + 1);
|
|
memcpy(hostwoext, h_host, pos_slash);
|
|
hostwoext[pos_slash] = '\0';
|
|
uint16_t extLen = urlencode_expected_len(h_host + pos_slash);
|
|
extension = (char *)malloc(extLen + 20);
|
|
memcpy(extension, h_host + pos_slash, extLen);
|
|
urlencode(extension, extLen, true);
|
|
}
|
|
else{ // url has no extension
|
|
hostwoext = strdup(h_host);
|
|
extension = strdup("/");
|
|
}
|
|
|
|
if((pos_colon >= 0) && ((pos_ampersand == -1) or (pos_ampersand > pos_colon))){
|
|
port = atoi(h_host + pos_colon + 1);// Get portnumber as integer
|
|
hostwoext[pos_colon] = '\0';// Host without portnumber
|
|
}
|
|
|
|
AUDIO_INFO("Connect to new host: \"%s\"", l_host);
|
|
setDefaults(); // no need to stop clients if connection is established (default is true)
|
|
|
|
if(startsWith(l_host, "https")) m_f_ssl = true;
|
|
else m_f_ssl = false;
|
|
|
|
// authentification
|
|
uint8_t auth = strlen(user) + strlen(pwd);
|
|
char toEncode[auth + 4];
|
|
toEncode[0] = '\0';
|
|
strcat(toEncode, user);
|
|
strcat(toEncode, ":");
|
|
strcat(toEncode, pwd);
|
|
char authorization[base64_encode_expected_len(strlen(toEncode)) + 1];
|
|
authorization[0] = '\0';
|
|
b64encode((const char*)toEncode, strlen(toEncode), authorization);
|
|
|
|
// AUDIO_INFO("Connect to \"%s\" on port %d, extension \"%s\"", hostwoext, port, extension);
|
|
|
|
char rqh[strlen(h_host) + strlen(authorization) + 200]; // http request header
|
|
rqh[0] = '\0';
|
|
|
|
strcat(rqh, "GET ");
|
|
strcat(rqh, extension);
|
|
strcat(rqh, " HTTP/1.1\r\n");
|
|
strcat(rqh, "Host: ");
|
|
strcat(rqh, hostwoext);
|
|
strcat(rqh, "\r\n");
|
|
strcat(rqh, "Icy-MetaData:1\r\n");
|
|
strcat(rqh, "Authorization: Basic ");
|
|
strcat(rqh, authorization);
|
|
strcat(rqh, "\r\n");
|
|
strcat(rqh, "Accept-Encoding: identity;q=1,*;q=0\r\n");
|
|
strcat(rqh, "User-Agent: Mozilla/5.0\r\n");
|
|
strcat(rqh, "Connection: keep-alive\r\n\r\n");
|
|
|
|
if(ESP_ARDUINO_VERSION_MAJOR == 2 && ESP_ARDUINO_VERSION_MINOR == 0 && ESP_ARDUINO_VERSION_PATCH >= 3){
|
|
m_timeout_ms_ssl = UINT16_MAX; // bug in v2.0.3 if hostwoext is a IPaddr not a name
|
|
m_timeout_ms = UINT16_MAX; // [WiFiClient.cpp:253] connect(): select returned due to timeout 250 ms for fd 48
|
|
}
|
|
bool res = true; // no need to reconnect if connection exists
|
|
|
|
if(m_f_ssl){ _client = static_cast<WiFiClient*>(&clientsecure); if(port == 80) port = 443;}
|
|
else { _client = static_cast<WiFiClient*>(&client);}
|
|
|
|
uint32_t t = millis();
|
|
if(m_f_Log) AUDIO_INFO("connect to %s on port %d path %s", hostwoext, port, extension);
|
|
res = _client->connect(hostwoext, port, m_f_ssl ? m_timeout_ms_ssl : m_timeout_ms);
|
|
|
|
if(res){
|
|
uint32_t dt = millis() - t;
|
|
strcpy(m_lastHost, l_host);
|
|
AUDIO_INFO("%s has been established in %u ms, free Heap: %u bytes",
|
|
m_f_ssl?"SSL":"Connection", dt, ESP.getFreeHeap());
|
|
m_f_running = true;
|
|
}
|
|
|
|
m_expectedCodec = CODEC_NONE;
|
|
m_expectedPlsFmt = FORMAT_NONE;
|
|
|
|
if(res){
|
|
_client->print(rqh);
|
|
if(endsWith(extension, ".mp3")) m_expectedCodec = CODEC_MP3;
|
|
if(endsWith(extension, ".aac")) m_expectedCodec = CODEC_AAC;
|
|
if(endsWith(extension, ".wav")) m_expectedCodec = CODEC_WAV;
|
|
if(endsWith(extension, ".m4a")) m_expectedCodec = CODEC_M4A;
|
|
if(endsWith(extension, ".flac")) m_expectedCodec = CODEC_FLAC;
|
|
if(endsWith(extension, ".asx")) m_expectedPlsFmt = FORMAT_ASX;
|
|
if(endsWith(extension, ".m3u")) m_expectedPlsFmt = FORMAT_M3U;
|
|
if(endsWith(extension, ".m3u8")) m_expectedPlsFmt = FORMAT_M3U8;
|
|
if(endsWith(extension, ".pls")) m_expectedPlsFmt = FORMAT_PLS;
|
|
|
|
setDatamode(HTTP_RESPONSE_HEADER); // Handle header
|
|
m_streamType = ST_WEBSTREAM;
|
|
m_f_webstream = true;
|
|
}
|
|
else{
|
|
AUDIO_INFO("Request %s failed!", l_host);
|
|
if(audio_showstation) audio_showstation("");
|
|
if(audio_showstreamtitle) audio_showstreamtitle("");
|
|
if(audio_icydescription) audio_icydescription("");
|
|
if(audio_icyurl) audio_icyurl("");
|
|
m_lastHost[0] = 0;
|
|
}
|
|
if(hostwoext) {free(hostwoext); hostwoext = NULL;}
|
|
if(extension) {free(extension); extension = NULL;}
|
|
if(l_host ) {free(l_host); l_host = NULL;}
|
|
if(h_host ) {free(h_host); h_host = NULL;}
|
|
return res;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::loadUserCode(void) {
|
|
int i = 0;
|
|
|
|
while (i<sizeof(flac_plugin)/sizeof(flac_plugin[0])) {
|
|
unsigned short addr, n, val;
|
|
addr = flac_plugin[i++];
|
|
n = flac_plugin[i++];
|
|
if (n & 0x8000U) { /* RLE run, replicate n samples */
|
|
n &= 0x7FFF;
|
|
val = flac_plugin[i++];
|
|
while (n--) {
|
|
write_register(addr, val);
|
|
}
|
|
} else { /* Copy run, copy n samples */
|
|
while (n--) {
|
|
val = flac_plugin[i++];
|
|
write_register(addr, val);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::UTF8toASCII(char* str){
|
|
|
|
const uint8_t ascii[60] = {
|
|
//129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148 // UTF8(C3)
|
|
// Ä Å Æ Ç É Ñ // CHAR
|
|
000, 000, 000, 142, 143, 146, 128, 000, 144, 000, 000, 000, 000, 000, 000, 000, 165, 000, 000, 000, // ASCII
|
|
//149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168
|
|
// Ö Ü ß à ä å æ è
|
|
000, 153, 000, 000, 000, 000, 000, 154, 000, 000, 225, 133, 000, 000, 000, 132, 134, 145, 000, 138,
|
|
//169, 170, 171, 172. 173. 174. 175, 176, 177, 179, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188
|
|
// ê ë ì î ï ñ ò ô ö ù û ü
|
|
000, 136, 137, 141, 000, 140, 139, 000, 164, 149, 000, 147, 000, 148, 000, 000, 151, 000, 150, 129};
|
|
|
|
uint16_t i = 0, j=0, s = 0;
|
|
bool f_C3_seen = false;
|
|
|
|
while(str[i] != 0) { // convert UTF8 to ASCII
|
|
if(str[i] == 195){ // C3
|
|
i++;
|
|
f_C3_seen = true;
|
|
continue;
|
|
}
|
|
str[j] = str[i];
|
|
if(str[j] > 128 && str[j] < 189 && f_C3_seen == true) {
|
|
s = ascii[str[j] - 129];
|
|
if(s != 0) str[j] = s; // found a related ASCII sign
|
|
f_C3_seen = false;
|
|
}
|
|
i++; j++;
|
|
}
|
|
str[j] = 0;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::connecttoSD(String sdfile, uint32_t resumeFilePos){
|
|
return connecttoFS(SD, sdfile.c_str(), resumeFilePos);
|
|
}
|
|
|
|
bool Audio::connecttoSD(const char* sdfile, uint32_t resumeFilePos){
|
|
return connecttoFS(SD, sdfile, resumeFilePos);
|
|
}
|
|
|
|
bool Audio::connecttoFS(fs::FS &fs, const char* path, uint32_t resumeFilePos) {
|
|
|
|
if(strlen(path)>255) return false;
|
|
m_resumeFilePos = resumeFilePos;
|
|
|
|
char audioName[256];
|
|
|
|
setDefaults(); // free buffers an set defaults
|
|
|
|
memcpy(audioName, path, strlen(path)+1);
|
|
if(audioName[0] != '/'){
|
|
for(int i = 255; i > 0; i--){
|
|
audioName[i] = audioName[i-1];
|
|
}
|
|
audioName[0] = '/';
|
|
}
|
|
if(endsWith(audioName, "\n")) audioName[strlen(audioName) -1] = 0;
|
|
|
|
sprintf(chbuf, "Reading file: \"%s\"", audioName);
|
|
if(audio_info) {vTaskDelay(2); audio_info(chbuf);}
|
|
if(audio_beginSDread) audio_beginSDread();
|
|
cardLock(true); audiofile.close(); cardLock(false);
|
|
if(fs.exists(audioName)) {
|
|
cardLock(true); audiofile = fs.open(audioName); cardLock(false);
|
|
} else {
|
|
UTF8toASCII(audioName);
|
|
if(fs.exists(audioName)) {
|
|
cardLock(true); audiofile = fs.open(audioName); cardLock(false);
|
|
}
|
|
}
|
|
|
|
if(!audiofile) {
|
|
if(audio_info) {vTaskDelay(2); audio_info("Failed to open file for reading");}
|
|
return false;
|
|
}
|
|
|
|
m_f_localfile = true;
|
|
cardLock(true);
|
|
m_file_size = audiofile.size();//TEST loop
|
|
|
|
char* afn = strdup(audiofile.name()); // audioFileName
|
|
cardLock(false);
|
|
uint8_t dotPos = lastIndexOf(afn, ".");
|
|
for(uint8_t i = dotPos + 1; i < strlen(afn); i++){
|
|
afn[i] = toLowerCase(afn[i]);
|
|
}
|
|
|
|
if(endsWith(afn, ".mp3")){ // MP3 section
|
|
m_codec = CODEC_MP3;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end MP3 section
|
|
|
|
if(endsWith(afn, ".m4a")){ // M4A section, iTunes
|
|
m_codec = CODEC_M4A;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end M4A section
|
|
|
|
if(endsWith(afn, ".aac")){ // AAC section, without FileHeader
|
|
m_codec = CODEC_AAC;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end AAC section
|
|
|
|
if(endsWith(afn, ".wav")){ // WAVE section
|
|
m_codec = CODEC_WAV;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end WAVE section
|
|
|
|
if(endsWith(afn, ".flac")) { // FLAC section
|
|
m_codec = CODEC_FLAC;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end FLAC section
|
|
|
|
if(endsWith(afn, ".ogg")) { // FLAC section
|
|
m_codec = CODEC_OGG;
|
|
m_f_running = true;
|
|
return true;
|
|
} // end FLAC section
|
|
|
|
sprintf(chbuf, "The %s format is not supported", afn + dotPos);
|
|
if(audio_info) audio_info(chbuf);
|
|
cardLock(true); audiofile.close(); cardLock(false);
|
|
if(afn) free(afn);
|
|
return false;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::connecttospeech(const char* speech, const char* lang){
|
|
|
|
setDefaults();
|
|
char host[] = "translate.google.com.vn";
|
|
char path[] = "/translate_tts";
|
|
|
|
uint16_t speechLen = strlen(speech);
|
|
uint16_t speechBuffLen = speechLen + 300;
|
|
memcpy(m_lastHost, speech, 256);
|
|
char* speechBuff = (char*)malloc(speechBuffLen);
|
|
if(!speechBuff) {log_e("out of memory"); return false;}
|
|
memcpy(speechBuff, speech, speechLen);
|
|
speechBuff[speechLen] = '\0';
|
|
urlencode(speechBuff, speechBuffLen);
|
|
|
|
char resp[strlen(speechBuff) + 200] = "";
|
|
strcat(resp, "GET ");
|
|
strcat(resp, path);
|
|
strcat(resp, "?ie=UTF-8&tl=");
|
|
strcat(resp, lang);
|
|
strcat(resp, "&client=tw-ob&q=");
|
|
strcat(resp, speechBuff);
|
|
strcat(resp, " HTTP/1.1\r\n");
|
|
strcat(resp, "Host: ");
|
|
strcat(resp, host);
|
|
strcat(resp, "\r\n");
|
|
strcat(resp, "User-Agent: Mozilla/5.0 \r\n");
|
|
strcat(resp, "Accept-Encoding: identity\r\n");
|
|
strcat(resp, "Accept: text/html\r\n");
|
|
strcat(resp, "Connection: close\r\n\r\n");
|
|
|
|
free(speechBuff);
|
|
|
|
if(!clientsecure.connect(host, 443)) {
|
|
log_e("Connection failed");
|
|
return false;
|
|
}
|
|
clientsecure.print(resp);
|
|
sprintf(chbuf, "SSL has been established, free Heap: %u bytes", ESP.getFreeHeap());
|
|
if(audio_info) audio_info(chbuf);
|
|
|
|
m_f_webstream = true;
|
|
m_f_running = true;
|
|
m_f_ssl = true;
|
|
m_f_tts = true;
|
|
setDatamode(HTTP_RESPONSE_HEADER);
|
|
|
|
return true;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::unicode2utf8(char* buff, uint32_t len){
|
|
// converts unicode in UTF-8, buff contains the string to be converted up to len
|
|
// range U+1 ... U+FFFF
|
|
uint8_t* tmpbuff = (uint8_t*)malloc(len * 2);
|
|
if(!tmpbuff) {log_e("out of memory"); return;}
|
|
bool bitorder = false;
|
|
uint16_t j = 0;
|
|
uint16_t k = 0;
|
|
uint16_t m = 0;
|
|
uint8_t uni_h = 0;
|
|
uint8_t uni_l = 0;
|
|
|
|
while(m < len - 1) {
|
|
if((buff[m] == 0xFE) && (buff[m + 1] == 0xFF)) {
|
|
bitorder = true;
|
|
j = m + 2;
|
|
} // LSB/MSB
|
|
if((buff[m] == 0xFF) && (buff[m + 1] == 0xFE)) {
|
|
bitorder = false;
|
|
j = m + 2;
|
|
} // MSB/LSB
|
|
m++;
|
|
} // seek for last bitorder
|
|
m = 0;
|
|
if(j > 0) {
|
|
for(k = j; k < len; k += 2) {
|
|
if(bitorder == true) {
|
|
uni_h = (uint8_t)buff[k];
|
|
uni_l = (uint8_t)buff[k + 1];
|
|
}
|
|
else {
|
|
uni_l = (uint8_t)buff[k];
|
|
uni_h = (uint8_t)buff[k + 1];
|
|
}
|
|
|
|
uint16_t uni_hl = ((uni_h << 8) | uni_l);
|
|
|
|
if (uni_hl < 0X80){
|
|
tmpbuff[m] = uni_l;
|
|
m++;
|
|
}
|
|
else if (uni_hl < 0X800) {
|
|
tmpbuff[m]= ((uni_hl >> 6) | 0XC0);
|
|
m++;
|
|
tmpbuff[m] =((uni_hl & 0X3F) | 0X80);
|
|
m++;
|
|
}
|
|
else {
|
|
tmpbuff[m] = ((uni_hl >> 12) | 0XE0);
|
|
m++;
|
|
tmpbuff[m] = (((uni_hl >> 6) & 0X3F) | 0X80);
|
|
m++;
|
|
tmpbuff[m] = ((uni_hl & 0X3F) | 0X80);
|
|
m++;
|
|
}
|
|
}
|
|
}
|
|
buff[m] = 0;
|
|
memcpy(buff, tmpbuff, m);
|
|
free(tmpbuff);
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
int Audio::read_MP3_Header(uint8_t *data, size_t len) {
|
|
|
|
static size_t headerSize;
|
|
static size_t id3Size;
|
|
static uint8_t ID3version;
|
|
static int ehsz = 0;
|
|
static char frameid[5];
|
|
static size_t framesize = 0;
|
|
static bool compressed = false;
|
|
static bool APIC_seen = false;
|
|
static size_t APIC_size = 0;
|
|
static uint32_t APIC_pos = 0;
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 0){ /* read ID3 tag and ID3 header size */
|
|
if(m_f_localfile){
|
|
m_contentlength = getFileSize();
|
|
ID3version = 0;
|
|
sprintf(chbuf, "Content-Length: %u", m_contentlength);
|
|
if(audio_info) audio_info(chbuf);
|
|
}
|
|
m_controlCounter ++;
|
|
APIC_seen = false;
|
|
headerSize = 0;
|
|
ehsz = 0;
|
|
if(specialIndexOf(data, "ID3", 4) != 0) { // ID3 not found
|
|
if(audio_info) audio_info("file has no mp3 tag, skip metadata");
|
|
m_audioDataSize = m_contentlength;
|
|
sprintf(chbuf, "Audio-Length: %u", m_audioDataSize);
|
|
if(audio_info) audio_info(chbuf);
|
|
return -1; // error, no ID3 signature found
|
|
}
|
|
ID3version = *(data + 3);
|
|
switch(ID3version){
|
|
case 2:
|
|
m_f_unsync = (*(data + 5) & 0x80);
|
|
m_f_exthdr = false;
|
|
break;
|
|
case 3:
|
|
case 4:
|
|
m_f_unsync = (*(data + 5) & 0x80); // bit7
|
|
m_f_exthdr = (*(data + 5) & 0x40); // bit6 extended header
|
|
break;
|
|
};
|
|
id3Size = bigEndian(data + 6, 4, 7); // ID3v2 size 4 * %0xxxxxxx (shift left seven times!!)
|
|
id3Size += 10;
|
|
|
|
// Every read from now may be unsync'd
|
|
sprintf(chbuf, "ID3 framesSize: %i", id3Size);
|
|
if(audio_info) audio_info(chbuf);
|
|
|
|
sprintf(chbuf, "ID3 version: 2.%i", ID3version);
|
|
if(audio_info) audio_info(chbuf);
|
|
|
|
if(ID3version == 2){
|
|
m_controlCounter = 10;
|
|
}
|
|
headerSize = id3Size;
|
|
headerSize -= 10;
|
|
|
|
return 10;
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 1){ // compute extended header size if exists
|
|
m_controlCounter ++;
|
|
if(m_f_exthdr) {
|
|
if(audio_info) audio_info("ID3 extended header");
|
|
ehsz = bigEndian(data, 4);
|
|
headerSize -= 4;
|
|
ehsz -= 4;
|
|
return 4;
|
|
}
|
|
else{
|
|
if(audio_info) audio_info("ID3 normal frames");
|
|
return 0;
|
|
}
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 2){ // skip extended header if exists
|
|
if(ehsz > 256) {
|
|
ehsz -=256;
|
|
headerSize -= 256;
|
|
return 256;} // Throw it away
|
|
else {
|
|
m_controlCounter ++;
|
|
headerSize -= ehsz;
|
|
return ehsz;} // Throw it away
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 3){ // read a ID3 frame, get the tag
|
|
if(headerSize == 0){
|
|
m_controlCounter = 99;
|
|
return 0;
|
|
}
|
|
m_controlCounter ++;
|
|
frameid[0] = *(data + 0);
|
|
frameid[1] = *(data + 1);
|
|
frameid[2] = *(data + 2);
|
|
frameid[3] = *(data + 3);
|
|
frameid[4] = 0;
|
|
headerSize -= 4;
|
|
if(frameid[0] == 0 && frameid[1] == 0 && frameid[2] == 0 && frameid[3] == 0) {
|
|
// We're in padding
|
|
m_controlCounter = 98; // all ID3 metadata processed
|
|
}
|
|
return 4;
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 4){ // get the frame size
|
|
m_controlCounter = 6;
|
|
|
|
if(ID3version == 4){
|
|
framesize = bigEndian(data, 4, 7); // << 7
|
|
}
|
|
else {
|
|
framesize = bigEndian(data, 4); // << 8
|
|
}
|
|
headerSize -= 4;
|
|
uint8_t flag = *(data + 4); // skip 1st flag
|
|
(void) flag;
|
|
headerSize--;
|
|
compressed = (*(data + 5)) & 0x80; // Frame is compressed using [#ZLIB zlib] with 4 bytes for 'decompressed
|
|
// size' appended to the frame header.
|
|
headerSize--;
|
|
uint32_t decompsize = 0;
|
|
if(compressed){
|
|
log_d("iscompressed");
|
|
decompsize = bigEndian(data + 6, 4);
|
|
headerSize -= 4;
|
|
(void) decompsize;
|
|
log_d("decompsize=%u", decompsize);
|
|
return 6 + 4;
|
|
}
|
|
return 6;
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 5){ // If the frame is larger than 256 bytes, skip the rest
|
|
if(framesize > 256){
|
|
framesize -= 256;
|
|
headerSize -= 256;
|
|
return 256;
|
|
}
|
|
else {
|
|
m_controlCounter = 3; // check next frame
|
|
headerSize -= framesize;
|
|
return framesize;
|
|
}
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 6){ // Read the value
|
|
m_controlCounter = 5; // only read 256 bytes
|
|
char value[256];
|
|
char ch = *(data + 0);
|
|
bool isUnicode = (ch==1) ? true : false;
|
|
|
|
if(startsWith(frameid, "APIC")) { // a image embedded in file, passing it to external function
|
|
// log_d("framesize=%i", framesize);
|
|
isUnicode = false;
|
|
if(m_f_localfile){
|
|
APIC_seen = true;
|
|
APIC_pos = id3Size - headerSize;
|
|
APIC_size = framesize;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
size_t fs = framesize;
|
|
if(fs >255) fs = 255;
|
|
for(int i=0; i<fs; i++){
|
|
value[i] = *(data + i);
|
|
}
|
|
framesize -= fs;
|
|
headerSize -= fs;
|
|
value[fs] = 0;
|
|
if(isUnicode && fs > 1) {
|
|
unicode2utf8(value, fs); // convert unicode to utf-8 U+0020...U+07FF
|
|
}
|
|
if(!isUnicode){
|
|
uint16_t j = 0, k = 0;
|
|
j = 0;
|
|
k = 0;
|
|
while(j < fs) {
|
|
if(value[j] == 0x0A) value[j] = 0x20; // replace LF by space
|
|
if(value[j] > 0x1F) {
|
|
value[k] = value[j];
|
|
k++;
|
|
}
|
|
j++;
|
|
} //remove non printables
|
|
if(k>0) value[k] = 0; else value[0] = 0; // new termination
|
|
}
|
|
showID3Tag(frameid, value);
|
|
return fs;
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
|
|
// -- section V2.2 only , greater Vers above ----
|
|
if(m_controlCounter == 10){ // frames in V2.2, 3bytes identifier, 3bytes size descriptor
|
|
frameid[0] = *(data + 0);
|
|
frameid[1] = *(data + 1);
|
|
frameid[2] = *(data + 2);
|
|
frameid[3] = 0;
|
|
headerSize -= 3;
|
|
size_t len = bigEndian(data + 3, 3);
|
|
headerSize -= 3;
|
|
headerSize -= len;
|
|
char value[256];
|
|
size_t tmp = len;
|
|
if(tmp > 254) tmp = 254;
|
|
memcpy(value, (data + 7), tmp);
|
|
value[tmp+1] = 0;
|
|
chbuf[0] = 0;
|
|
|
|
showID3Tag(frameid, value);
|
|
if(len == 0) m_controlCounter = 98;
|
|
|
|
return 3 + 3 + len;
|
|
}
|
|
// -- end section V2.2 -----------
|
|
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 98){ // skip all ID3 metadata (mostly spaces)
|
|
if(headerSize > 256) {
|
|
headerSize -=256;
|
|
return 256;
|
|
} // Throw it away
|
|
else {
|
|
m_controlCounter = 99;
|
|
return headerSize;
|
|
} // Throw it away
|
|
}
|
|
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
if(m_controlCounter == 99){ // exist another ID3tag?
|
|
m_audioDataStart += id3Size;
|
|
vTaskDelay(30);
|
|
if((*(data + 0) == 'I') && (*(data + 1) == 'D') && (*(data + 2) == '3')) {
|
|
m_controlCounter = 0;
|
|
return 0;
|
|
}
|
|
else {
|
|
m_controlCounter = 100; // ok
|
|
m_audioDataSize = m_contentlength - m_audioDataStart;
|
|
sprintf(chbuf, "Audio-Length: %u", m_audioDataSize);
|
|
if(audio_info) audio_info(chbuf);
|
|
if(APIC_seen && audio_id3image) audio_id3image(audiofile, APIC_pos, APIC_size);
|
|
return 0;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::showID3Tag(const char* tag, const char* value){
|
|
|
|
chbuf[0] = 0;
|
|
// V2.2
|
|
if(!strcmp(tag, "CNT")) sprintf(chbuf, "Play counter: %s", value);
|
|
// if(!strcmp(tag, "COM")) sprintf(chbuf, "Comments: %s", value);
|
|
if(!strcmp(tag, "CRA")) sprintf(chbuf, "Audio encryption: %s", value);
|
|
if(!strcmp(tag, "CRM")) sprintf(chbuf, "Encrypted meta frame: %s", value);
|
|
if(!strcmp(tag, "ETC")) sprintf(chbuf, "Event timing codes: %s", value);
|
|
if(!strcmp(tag, "EQU")) sprintf(chbuf, "Equalization: %s", value);
|
|
if(!strcmp(tag, "IPL")) sprintf(chbuf, "Involved people list: %s", value);
|
|
if(!strcmp(tag, "PIC")) sprintf(chbuf, "Attached picture: %s", value);
|
|
if(!strcmp(tag, "SLT")) sprintf(chbuf, "Synchronized lyric/text: %s", value);
|
|
// if(!strcmp(tag, "TAL")) sprintf(chbuf, "Album/Movie/Show title: %s", value);
|
|
if(!strcmp(tag, "TBP")) sprintf(chbuf, "BPM (Beats Per Minute): %s", value);
|
|
if(!strcmp(tag, "TCM")) sprintf(chbuf, "Composer: %s", value);
|
|
if(!strcmp(tag, "TCO")) sprintf(chbuf, "Content type: %s", value);
|
|
if(!strcmp(tag, "TCR")) sprintf(chbuf, "Copyright message: %s", value);
|
|
if(!strcmp(tag, "TDA")) sprintf(chbuf, "Date: %s", value);
|
|
if(!strcmp(tag, "TDY")) sprintf(chbuf, "Playlist delay: %s", value);
|
|
if(!strcmp(tag, "TEN")) sprintf(chbuf, "Encoded by: %s", value);
|
|
if(!strcmp(tag, "TFT")) sprintf(chbuf, "File type: %s", value);
|
|
if(!strcmp(tag, "TIM")) sprintf(chbuf, "Time: %s", value);
|
|
if(!strcmp(tag, "TKE")) sprintf(chbuf, "Initial key: %s", value);
|
|
if(!strcmp(tag, "TLA")) sprintf(chbuf, "Language(s): %s", value);
|
|
if(!strcmp(tag, "TLE")) sprintf(chbuf, "Length: %s", value);
|
|
if(!strcmp(tag, "TMT")) sprintf(chbuf, "Media type: %s", value);
|
|
if(!strcmp(tag, "TOA")) sprintf(chbuf, "Original artist(s)/performer(s): %s", value);
|
|
if(!strcmp(tag, "TOF")) sprintf(chbuf, "Original filename: %s", value);
|
|
if(!strcmp(tag, "TOL")) sprintf(chbuf, "Original Lyricist(s)/text writer(s): %s", value);
|
|
if(!strcmp(tag, "TOR")) sprintf(chbuf, "Original release year: %s", value);
|
|
if(!strcmp(tag, "TOT")) sprintf(chbuf, "Original album/Movie/Show title: %s", value);
|
|
if(!strcmp(tag, "TP1")) sprintf(chbuf, "Lead artist(s)/Lead performer(s)/Soloist(s)/Performing group: %s", value);
|
|
if(!strcmp(tag, "TP2")) sprintf(chbuf, "Band/Orchestra/Accompaniment: %s", value);
|
|
if(!strcmp(tag, "TP3")) sprintf(chbuf, "Conductor/Performer refinement: %s", value);
|
|
if(!strcmp(tag, "TP4")) sprintf(chbuf, "Interpreted, remixed, or otherwise modified by: %s", value);
|
|
if(!strcmp(tag, "TPA")) sprintf(chbuf, "Part of a set: %s", value);
|
|
if(!strcmp(tag, "TPB")) sprintf(chbuf, "Publisher: %s", value);
|
|
if(!strcmp(tag, "TRC")) sprintf(chbuf, "ISRC (International Standard Recording Code): %s", value);
|
|
if(!strcmp(tag, "TRD")) sprintf(chbuf, "Recording dates: %s", value);
|
|
if(!strcmp(tag, "TRK")) sprintf(chbuf, "Track number/Position in set: %s", value);
|
|
if(!strcmp(tag, "TSI")) sprintf(chbuf, "Size: %s", value);
|
|
if(!strcmp(tag, "TSS")) sprintf(chbuf, "Software/hardware and settings used for encoding: %s", value);
|
|
if(!strcmp(tag, "TT1")) sprintf(chbuf, "Content group description: %s", value);
|
|
if(!strcmp(tag, "TT2")) sprintf(chbuf, "Title/Songname/Content description: %s", value);
|
|
if(!strcmp(tag, "TT3")) sprintf(chbuf, "Subtitle/Description refinement: %s", value);
|
|
if(!strcmp(tag, "TXT")) sprintf(chbuf, "Lyricist/text writer: %s", value);
|
|
if(!strcmp(tag, "TXX")) sprintf(chbuf, "User defined text information frame: %s", value);
|
|
if(!strcmp(tag, "TYE")) sprintf(chbuf, "Year: %s", value);
|
|
if(!strcmp(tag, "UFI")) sprintf(chbuf, "Unique file identifier: %s", value);
|
|
if(!strcmp(tag, "ULT")) sprintf(chbuf, "Unsychronized lyric/text transcription: %s", value);
|
|
if(!strcmp(tag, "WAF")) sprintf(chbuf, "Official audio file webpage: %s", value);
|
|
if(!strcmp(tag, "WAR")) sprintf(chbuf, "Official artist/performer webpage: %s", value);
|
|
if(!strcmp(tag, "WAS")) sprintf(chbuf, "Official audio source webpage: %s", value);
|
|
if(!strcmp(tag, "WCM")) sprintf(chbuf, "Commercial information: %s", value);
|
|
if(!strcmp(tag, "WCP")) sprintf(chbuf, "Copyright/Legal information: %s", value);
|
|
if(!strcmp(tag, "WPB")) sprintf(chbuf, "Publishers official webpage: %s", value);
|
|
if(!strcmp(tag, "WXX")) sprintf(chbuf, "User defined URL link frame: %s", value);
|
|
|
|
// V2.3 V2.4 tags
|
|
// if(!strcmp(tag, "COMM")) sprintf(chbuf, "Comment: %s", value);
|
|
if(!strcmp(tag, "OWNE")) sprintf(chbuf, "Ownership: %s", value);
|
|
// if(!strcmp(tag, "PRIV")) sprintf(chbuf, "Private: %s", value);
|
|
if(!strcmp(tag, "SYLT")) sprintf(chbuf, "SynLyrics: %s", value);
|
|
if(!strcmp(tag, "TALB")) { sprintf(chbuf, "Album: %s", value); if(audio_id3album) audio_id3album(value); }
|
|
if(!strcmp(tag, "TBPM")) sprintf(chbuf, "BeatsPerMinute: %s", value);
|
|
if(!strcmp(tag, "TCMP")) sprintf(chbuf, "Compilation: %s", value);
|
|
if(!strcmp(tag, "TCOM")) sprintf(chbuf, "Composer: %s", value);
|
|
if(!strcmp(tag, "TCON")) sprintf(chbuf, "ContentType: %s", value);
|
|
if(!strcmp(tag, "TCOP")) sprintf(chbuf, "Copyright: %s", value);
|
|
if(!strcmp(tag, "TDAT")) sprintf(chbuf, "Date: %s", value);
|
|
if(!strcmp(tag, "TEXT")) sprintf(chbuf, "Lyricist: %s", value);
|
|
if(!strcmp(tag, "TIME")) sprintf(chbuf, "Time: %s", value);
|
|
if(!strcmp(tag, "TIT1")) sprintf(chbuf, "Grouping: %s", value);
|
|
if(!strcmp(tag, "TIT2")) { sprintf(chbuf, "Title: %s", value); if(audio_id3album) audio_id3album(value); }
|
|
if(!strcmp(tag, "TIT3")) sprintf(chbuf, "Subtitle: %s", value);
|
|
if(!strcmp(tag, "TLAN")) sprintf(chbuf, "Language: %s", value);
|
|
if(!strcmp(tag, "TLEN")) sprintf(chbuf, "Length (ms): %s", value);
|
|
if(!strcmp(tag, "TMED")) sprintf(chbuf, "Media: %s", value);
|
|
if(!strcmp(tag, "TOAL")) sprintf(chbuf, "OriginalAlbum: %s", value);
|
|
if(!strcmp(tag, "TOPE")) sprintf(chbuf, "OriginalArtist: %s", value);
|
|
if(!strcmp(tag, "TORY")) sprintf(chbuf, "OriginalReleaseYear: %s", value);
|
|
if(!strcmp(tag, "TPE1")) { sprintf(chbuf, "Artist: %s", value); if(audio_id3artist) audio_id3artist(value); }
|
|
if(!strcmp(tag, "TPE2")) sprintf(chbuf, "Band: %s", value);
|
|
if(!strcmp(tag, "TPE3")) sprintf(chbuf, "Conductor: %s", value);
|
|
if(!strcmp(tag, "TPE4")) sprintf(chbuf, "InterpretedBy: %s", value);
|
|
if(!strcmp(tag, "TPOS")) sprintf(chbuf, "PartOfSet: %s", value);
|
|
if(!strcmp(tag, "TPUB")) sprintf(chbuf, "Publisher: %s", value);
|
|
if(!strcmp(tag, "TRCK")) sprintf(chbuf, "Track: %s", value);
|
|
if(!strcmp(tag, "TSSE")) sprintf(chbuf, "SettingsForEncoding: %s", value);
|
|
if(!strcmp(tag, "TRDA")) sprintf(chbuf, "RecordingDates: %s", value);
|
|
if(!strcmp(tag, "TXXX")) sprintf(chbuf, "UserDefinedText: %s", value);
|
|
if(!strcmp(tag, "TYER")) sprintf(chbuf, "Year: %s", value);
|
|
if(!strcmp(tag, "USER")) sprintf(chbuf, "TermsOfUse: %s", value);
|
|
if(!strcmp(tag, "USLT")) sprintf(chbuf, "Lyrics: %s", value);
|
|
if(!strcmp(tag, "WOAR")) sprintf(chbuf, "OfficialArtistWebpage: %s", value);
|
|
if(!strcmp(tag, "XDOR")) sprintf(chbuf, "OriginalReleaseTime: %s", value);
|
|
|
|
latinToUTF8(chbuf, sizeof(chbuf));
|
|
if(chbuf[0] != 0) if(audio_id3data) audio_id3data(chbuf);
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
uint32_t Audio::getFileSize(){
|
|
if (!audiofile) return 0;
|
|
cardLock(true);
|
|
uint32_t s = audiofile.size();
|
|
cardLock(false);
|
|
return s;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
uint32_t Audio::getFilePos(){
|
|
if (!audiofile) return 0;
|
|
cardLock(true);
|
|
uint32_t p = audiofile.position();
|
|
cardLock(false);
|
|
return p;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
bool Audio::setFilePos(uint32_t pos){
|
|
if (!audiofile) return false;
|
|
cardLock(true);
|
|
uint32_t s = audiofile.seek(pos);
|
|
cardLock(false);
|
|
return s;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
uint32_t Audio::getAudioDataStartPos() {
|
|
if(!audiofile) return 0;
|
|
return m_audioDataStart;
|
|
}
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void Audio::urlencode(char* buff, uint16_t buffLen, bool spacesOnly){
|
|
uint16_t len = strlen(buff);
|
|
uint8_t* tmpbuff = (uint8_t*)malloc(buffLen);
|
|
if(!tmpbuff) {log_e("out of memory"); return;}
|
|
char c;
|
|
char code0;
|
|
char code1;
|
|
uint16_t j = 0;
|
|
for(int i = 0; i < len; i++) {
|
|
c = buff[i];
|
|
if(isalnum(c)) tmpbuff[j++] = c;
|
|
else if(spacesOnly){
|
|
if(c == ' '){
|
|
tmpbuff[j++] = '%';
|
|
tmpbuff[j++] = '2';
|
|
tmpbuff[j++] = '0';
|
|
}
|
|
else{
|
|
tmpbuff[j++] = c;
|
|
}
|
|
}
|
|
else {
|
|
code1 = (c & 0xf) + '0';
|
|
if((c & 0xf) > 9) code1 = (c & 0xf) - 10 + 'A';
|
|
c = (c >> 4) & 0xf;
|
|
code0 = c + '0';
|
|
if(c > 9) code0 = c - 10 + 'A';
|
|
tmpbuff[j++] = '%';
|
|
tmpbuff[j++] = code0;
|
|
tmpbuff[j++] = code1;
|
|
}
|
|
if(j == buffLen - 1){
|
|
log_e("out of memory");
|
|
break;
|
|
}
|
|
}
|
|
memcpy(buff, tmpbuff, j);
|
|
buff[j] ='\0';
|
|
free(tmpbuff);
|
|
}
|
|
#endif // if I2S_DOUT==255
|