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ESP32-audioI2S
Commit dd1afff7 authored by schreibfaul1's avatar schreibfaul1
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some var renamed

parent 5ac109cc
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Showing with 131 additions and 116 deletions
src/opus_decoder/celt.cpp
View file @ dd1afff7
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src/opus_decoder/opus_decoder.cpp
View file @ dd1afff7
......@@ -21,6 +21,8 @@ uint8_t s_opusChannels = 0;
uint8_t s_opusCountCode = 0;
uint16_t s_opusSamplerate = 0;
uint32_t s_opusSegmentLength = 0;
uint32_t s_opusBlockPicLen = 0;
uint32_t s_opusBlockPicPos = 0;
char *s_opusChbuf = NULL;
int32_t s_opusValidSamples = 0;
......@@ -67,6 +69,7 @@ void OPUSsetDefaults(){
s_opusSegmentTableSize = 0;
s_opusSegmentTableRdPtr = -1;
s_opusCountCode = 0;
s_opusBlockPicPos = 0;
s_opusError = 0;
}
......@@ -311,7 +314,17 @@ int parseOpusComment(uint8_t *inbuf, int nBytes){ // reference https://exif
idx = OPUS_specialIndexOf(inbuf + pos, "title=", 10);
if(idx == 0){ title = strndup((const char*)(inbuf + pos + 6), commentStringLen - 6);
}
idx = OPUS_specialIndexOf(inbuf + pos, "metadata_block_picture=", 25);
if(idx == -1) idx = OPUS_specialIndexOf(inbuf + pos, "METADATA_BLOCK_PICTURE=", 25);
if(idx == 0){
s_opusBlockPicLen = commentStringLen - 23;
s_opusBlockPicPos += pos + 23;
uint16_t blockPicLenUntilFrameEnd = commentStringLen - 23;
log_i("metadata block picture found at pos %i, length %i, first blockLength %i", s_opusBlockPicPos, s_opusBlockPicLen, blockPicLenUntilFrameEnd);
s_opusBlockPicLen -= blockPicLenUntilFrameEnd;
}
pos += commentStringLen;
}
if(artist && title){
strcpy(s_opusChbuf, artist);
......@@ -419,14 +432,17 @@ int OPUSparseOGG(uint8_t *inbuf, int *bytesLeft){ // reference https://www.xiph
bool firstPage = headerType & 0x02; // set: this is the first page of a logical bitstream (bos)
bool lastPage = headerType & 0x04; // set: this is the last page of a logical bitstream (eos)
// log_i("page %x", headerType );
uint16_t headerSize = pageSegments + 27;
(void)continuedPage; (void)lastPage;
*bytesLeft -= headerSize;
*bytesLeft -= headerSize;
s_opusBlockPicPos += headerSize;
if(firstPage || s_f_opusSubsequentPage){ // OpusHead or OggComment may follows
ret = parseOpusHead(inbuf + headerSize, s_opusSegmentTable[0]);
if(ret == 1) *bytesLeft -= s_opusSegmentTable[0];
if(ret < 0){ *bytesLeft -= s_opusSegmentTable[0]; return ret;}
if(ret == 1){ *bytesLeft -= s_opusSegmentTable[0]; s_opusBlockPicPos += s_opusSegmentTable[0];}
if(ret < 0){ *bytesLeft -= s_opusSegmentTable[0]; s_opusBlockPicPos += s_opusSegmentTable[0]; return ret;}
ret = parseOpusComment(inbuf + headerSize, s_opusSegmentTable[0]);
if(ret == 1) *bytesLeft -= s_opusSegmentTable[0];
if(ret < 0){ *bytesLeft -= s_opusSegmentTable[0]; return ret;}
......
src/vorbis_decoder/vorbis_decoder.cpp
View file @ dd1afff7
......@@ -15,7 +15,7 @@
* adapted for the ESP32 by schreibfaul1
*
* Created on: 13.02.2023
* Updated on: 08.01.2023
* Updated on: 03.02.2024
*/
//----------------------------------------------------------------------------------------------------------------------
// O G G I M P L.
......@@ -40,7 +40,7 @@ bool s_f_oggLastPage = false;
bool s_f_parseOggDone = true;
bool s_f_lastSegmentTable = false;
uint16_t s_identificatonHeaderLength = 0;
uint16_t s_commentHeaderLength = 0;
uint16_t s_vorbisCommentHeaderLength = 0;
uint16_t s_setupHeaderLength = 0;
uint8_t s_pageNr = 4;
uint16_t s_oggHeaderSize = 0;
......@@ -54,8 +54,8 @@ char *s_vorbisChbuf = NULL;
int32_t s_vorbisValidSamples = 0;
uint8_t s_vorbisOldMode = 0;
uint32_t s_blocksizes[2];
uint32_t s_blockPicPos = 0;
uint32_t s_blockPicLen = 0;
uint32_t s_vorbisBlockPicPos = 0;
uint32_t s_vorbisBlockPicLen = 0;
uint32_t s_commentLength = 0;
uint8_t s_nrOfCodebooks = 0;
......@@ -120,8 +120,8 @@ void VORBISsetDefaults(){
s_vorbisSegmentTableRdPtr = -1;
s_vorbisError = 0;
s_lastSegmentTableLen = 0;
s_blockPicPos = 0;
s_blockPicLen = 0;
s_vorbisBlockPicPos = 0;
s_vorbisBlockPicLen = 0;
VORBISDecoder_ClearBuffers();
}
......@@ -205,7 +205,7 @@ int VORBISDecode(uint8_t *inbuf, int *bytesLeft, short *outbuf){
// log_i("first packet (identification len) %i", len);
s_identificatonHeaderLength = len;
ret = parseVorbisFirstPacket(inbuf, len);
s_blockPicPos += 28;
s_vorbisBlockPicPos += 28;
}
else{
ret = ERR_VORBIS_NOT_AUDIO; // #651
......@@ -213,16 +213,16 @@ int VORBISDecode(uint8_t *inbuf, int *bytesLeft, short *outbuf){
}
else if(s_pageNr == 2){ // comment header
int idx = VORBIS_specialIndexOf(inbuf, "vorbis", 10);
s_blockPicPos += 6;
s_vorbisBlockPicPos += 6;
if(idx == 1){
// log_i("second packet (comment len) %i", len);
s_commentHeaderLength = len;
s_vorbisCommentHeaderLength = len;
ret = parseVorbisComment(inbuf, len);
}
else{
uint16_t blockLen = len;
// log_i("blockPicLen %i blockLen %i", s_blockPicLen, blockLen);
s_blockPicLen -= blockLen;
s_vorbisBlockPicLen -= blockLen;
; // commentlength is greater than (one or more) OggS frame(s)
}
// log_w("s_vorbisSegmentTableSize %d", s_vorbisSegmentTableSize);
......@@ -443,7 +443,7 @@ int parseVorbisComment(uint8_t *inbuf, int16_t nBytes){ // reference https:
memcpy(s_vorbisChbuf, inbuf + 11, vendorLength);
s_vorbisChbuf[vendorLength] = '\0';
pos += 4 + vendorLength;
s_commentHeaderLength -= (7 + 4 + vendorLength);
s_vorbisCommentHeaderLength -= (7 + 4 + vendorLength);
// log_i("vendorLength %x", vendorLength);
// log_i("vendorString %s", s_vorbisChbuf);
......@@ -451,7 +451,7 @@ int parseVorbisComment(uint8_t *inbuf, int16_t nBytes){ // reference https:
uint8_t nrOfComments = *(inbuf + pos);
// log_i("nrOfComments %i", nrOfComments);
pos += 4;
s_commentHeaderLength -= 4;
s_vorbisCommentHeaderLength -= 4;
int idx = 0;
char* artist = NULL;
......@@ -481,14 +481,14 @@ int parseVorbisComment(uint8_t *inbuf, int16_t nBytes){ // reference https:
idx = VORBIS_specialIndexOf((uint8_t*)s_vorbisChbuf, "metadata_block_picture=", 25);
if(idx == 0){
s_blockPicLen = commentLength - 23;
s_blockPicPos += pos + 23;
uint16_t blockPicLenUntilFrameEnd = s_commentHeaderLength - 4 - 23;
log_i("metadata block picture found at pos %i, length %i, first blockLength %i", s_blockPicPos, s_blockPicLen, blockPicLenUntilFrameEnd);
s_blockPicLen -= blockPicLenUntilFrameEnd;
s_vorbisBlockPicLen = commentLength - 23;
s_vorbisBlockPicPos += pos + 23;
uint16_t blockPicLenUntilFrameEnd = s_vorbisCommentHeaderLength - 4 - 23;
log_i("metadata block picture found at pos %i, length %i, first blockLength %i", s_vorbisBlockPicPos, s_vorbisBlockPicLen, blockPicLenUntilFrameEnd);
s_vorbisBlockPicLen -= blockPicLenUntilFrameEnd;
}
pos += commentLength + 4;
s_commentHeaderLength -= (4 + commentLength);
s_vorbisCommentHeaderLength -= (4 + commentLength);
}
if(artist && title){
strcpy(s_vorbisChbuf, artist);
......@@ -622,7 +622,7 @@ int VORBISparseOGG(uint8_t *inbuf, int *bytesLeft){
if(s_f_oggContinuedPage) return ERR_VORBIS_DECODER_ASYNC;
inbuf += idx;
*bytesLeft -= idx;
s_blockPicPos += idx;
s_vorbisBlockPicPos += idx;
}
int16_t segmentTableWrPtr = -1;
......@@ -682,7 +682,7 @@ int VORBISparseOGG(uint8_t *inbuf, int *bytesLeft){
}
*bytesLeft -= headerSize;
s_blockPicPos += headerSize;
s_vorbisBlockPicPos += headerSize;
if(s_pageNr < 4 && !continuedPage) s_pageNr++;
s_f_oggFirstPage = firstPage;
......
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