MP4::File::File(const char *file,
bool readProperties,
TagLib::AudioProperties::ReadStyle propertiesStyle,
MP4FileHandle handle) : TagLib::File(file),
mp4tag(NULL), properties(NULL)
{
// debug ("MP4::File: create new file object.");
//debug ( file );
/**
* Create the MP4 file.
*/
if(handle == MP4_INVALID_FILE_HANDLE)
{
mp4file = MP4Read(file);
}
else
{
mp4file = handle;
}
if( isOpen() )
{
read(readProperties, propertiesStyle );
}
}
main(int argc, char** argv)
{
if (argc < 2) {
fprintf(stderr, "Usage: %s <file>\n", argv[0]);
exit(1);
}
u_int32_t verbosity = 0 /* MP4_DETAILS_ALL */;
MP4FileHandle mp4File = MP4Create(argv[1], verbosity);
if (!mp4File) {
exit(1);
}
MP4TrackId urlTrackId =
MP4AddTrack(mp4File, "URLF");
printf("urlTrackId %d\n", urlTrackId);
u_int8_t i;
char url[128];
for (i = 1; i <= 5; i++) {
sprintf(url, "http://server.com/foo/bar%u.html", i);
MP4WriteSample(mp4File, urlTrackId,
(u_int8_t*)url, strlen(url) + 1, (MP4Duration)i);
}
MP4Close(mp4File);
mp4File = MP4Read(argv[1], verbosity);
// check that we can find the track again
urlTrackId = MP4FindTrackId(mp4File, 0, "URLF");
printf("urlTrackId %d\n", urlTrackId);
for (i = 1; i <= 5; i++) {
u_int8_t* pSample = NULL;
u_int32_t sampleSize = 0;
MP4Duration duration;
bool rc;
rc = MP4ReadSample(mp4File, urlTrackId, i,
&pSample, &sampleSize, NULL, &duration);
if (rc) {
printf("Sample %i duration "D64": %s\n",
i, duration, pSample);
free(pSample);
} else {
printf("Couldn't read sample %i\n", i);
}
}
MP4Close(mp4File);
exit(0);
}
bool
ArtUtility::actionList( JobContext& job )
{
ostringstream report;
const int widx = 3;
const int wsize = 8;
const int wtype = 9;
const string sep = " ";
if( _jobCount == 0 ) {
report << setw(widx) << right << "IDX" << left
<< sep << setw(wsize) << right << "BYTES" << left
<< sep << setw(8) << "CRC32"
<< sep << setw(wtype) << "TYPE"
<< sep << setw(0) << "FILE"
<< '\n';
report << setfill('-') << setw(70) << "" << setfill(' ') << '\n';
}
job.fileHandle = MP4Read( job.file.c_str() );
if( job.fileHandle == MP4_INVALID_FILE_HANDLE )
return herrf( "unable to open for read: %s\n", job.file.c_str() );
CoverArtBox::ItemList items;
if( CoverArtBox::list( job.fileHandle, items ))
return herrf( "unable to get list of covr-box: %s\n", job.file.c_str() );
int line = 0;
const CoverArtBox::ItemList::size_type max = items.size();
for( CoverArtBox::ItemList::size_type i = 0; i < max; i++ ) {
if( _artFilter != numeric_limits<uint32_t>::max() && _artFilter != i )
continue;
CoverArtBox::Item& item = items[i];
const uint32_t crc = crc32( item.buffer, item.size );
report << setw(widx) << right << i
<< sep << setw(wsize) << item.size
<< sep << setw(8) << setfill('0') << hex << crc << setfill(' ') << dec
<< sep << setw(wtype) << left << enumBasicType.toString( item.type );
if( line++ == 0 )
report << sep << setw(0) << job.file;
report << '\n';
}
verbose1f( "%s", report.str().c_str() );
return SUCCESS;
}
MP4Reader(const std::string &file_path)
: time_scale(9 * MP4_MSECS_TIME_SCALE)
, file_path(file_path)
, handle(MP4_INVALID_FILE_HANDLE)
, video_track_id(MP4_INVALID_TRACK_ID)
, next_video_sample_idx(1)
, video_sample(nullptr)
, video_timescale(0)
, video_sample_max_size(0)
, video_sample_number(0)
, video_duration(0)
, pSeqHeaders(nullptr)
, pSeqHeaderSize(nullptr)
, pPictHeaders(nullptr)
, pPictHeaderSize(nullptr)
{
handle = MP4Read(this->file_path.c_str());
video_track_id = MP4FindTrackId(handle, 0, MP4_VIDEO_TRACK_TYPE);
if (video_track_id != MP4_INVALID_TRACK_ID) {
video_timescale = MP4GetTrackTimeScale(handle, video_track_id);
video_sample_max_size = MP4GetTrackMaxSampleSize(handle, video_track_id) * 2;
video_duration = MP4GetTrackDuration(handle, video_track_id);
video_sample = new unsigned char[video_sample_max_size];
video_sample_number = MP4GetTrackNumberOfSamples(handle, video_track_id);
if (MP4GetTrackH264SeqPictHeaders(handle,
video_track_id,
&pSeqHeaders,
&pSeqHeaderSize,
&pPictHeaders,
&pPictHeaderSize))
{
printf("Get SPS(%d) and PPS(%d)\n", *pSeqHeaderSize, *pPictHeaderSize);
for(int i = 0; (pSeqHeaders[i] && pSeqHeaderSize[i]); i++) {
printf("SPS(%d): %02x %02x %02x %02x %02x\n", i,
pSeqHeaders[i][0], pSeqHeaders[i][1], pSeqHeaders[i][2],
pSeqHeaders[i][3], pSeqHeaders[i][4]);
}
for(int i = 0; (pPictHeaders[i] && pPictHeaderSize[i]); i++) {
printf("PPS(%d): %02x %02x %02x %02x %02x\n", i,
pPictHeaders[i][0], pPictHeaders[i][1], pPictHeaders[i][2],
pPictHeaders[i][3], pPictHeaders[i][4]);
}
}
}
}
void CAVInfo::ReadMP4(const char *file)
{
MP4FileHandle mp4File = MP4Read(file, MP4_DETAILS_ERROR);
if ( !mp4File ) {
return;
}
uint32_t vsize;
uint8_t *value;
char *pname = "moov.uuid.data";
MP4GetBytesProperty(mp4File, pname, &value, &vsize);
if ( vsize ) {
MP4_moov_uuid_parse(value, vsize, m_title);
free(value);
}
MP4Close(mp4File);
}
int create_media_for_mp4_file (CPlayerSession *psptr,
const char *name,
int have_audio_driver,
control_callback_vft_t *cc_vft)
{
MP4FileHandle fh;
CMp4File *Mp4File1;
fh = MP4Read(name, MP4_DETAILS_ERROR); // | MP4_DETAILS_READ | MP4_DETAILS_SAMPLE);
if (!MP4_IS_VALID_FILE_HANDLE(fh)) {
psptr->set_message("`%s\' is not an mp4 file", name);
return -1;
}
Mp4File1 = new CMp4File(fh);
// quicktime is searchable...
psptr->set_media_close_callback(close_mp4_file, (void *)Mp4File1);
psptr->session_set_seekable(1);
int ret;
ret = Mp4File1->create_media(psptr,
have_audio_driver,
cc_vft);
if (ret <= 0) return ret;
uint offset = 0;
char errmsg[512];
uint32_t errlen = sizeof(errmsg) - 1;
errmsg[0] = '\0';
if (Mp4File1->get_illegal_video_codec() != 0) {
offset = snprintf(errmsg, errlen, "Unknown or unused Video tracks ");
}
if (have_audio_driver == 0) {
offset += snprintf(errmsg + offset, errlen - offset,
"%sNo Audio driver - can't play audio",
offset == 0 ? "" : "and ");
} else if (Mp4File1->get_illegal_audio_codec() != 0) {
snprintf(errmsg + offset, errlen - offset,
"%sUnknown or unused audio tracks",
offset == 0 ? "" : "and ");
}
psptr->set_message(errmsg);
return (1);
}
extern "C" char* MP4FileInfo(
const char* fileName,
MP4TrackId trackId)
{
MP4FileHandle mp4File =
MP4Read(fileName);
if (!mp4File) {
return NULL;
}
char* info = MP4Info(mp4File, trackId);
MP4Close(mp4File);
return info; // caller should free this
}
int32_t Mp4FileDefaultAudio(const char* fileName)
{
MP4FileHandle mp4File = MP4Read(fileName);
if (mp4File == MP4_INVALID_FILE_HANDLE) {
return -1;
}
MP4TrackId trackId =
MP4FindTrackId(mp4File, 0, MP4_AUDIO_TRACK_TYPE);
MP4Close(mp4File);
if (trackId == MP4_INVALID_TRACK_ID) {
return -1;
}
return trackId;
}
int CMP4Tag::ReadMp4Tag(char *Filename)
{
MP4FileHandle MP4File;
if(!(MP4File=MP4Read(Filename, 0)))
{
char buf[25+MAX_PATH+1];
sprintf(buf,"ReadMp4Tag: can't open \"%s\"",Filename);
MessageBox(NULL,buf,NULL,MB_OK);
return 1;
}
FREE_ARRAY(copyright);
MP4GetMetadataTool(MP4File, ©right);
FREE_ARRAY(artist);
MP4GetMetadataArtist(MP4File, &artist);
FREE_ARRAY(writer);
MP4GetMetadataWriter(MP4File, &writer);
FREE_ARRAY(title);
MP4GetMetadataName(MP4File, &title);
FREE_ARRAY(album);
MP4GetMetadataAlbum(MP4File, &album);
MP4GetMetadataTrack(MP4File, (unsigned __int16 *)&trackno, (unsigned __int16 *)&ntracks);
MP4GetMetadataDisk(MP4File, (unsigned __int16 *)&discno, (unsigned __int16 *)&ndiscs);
MP4GetMetadataCompilation(MP4File, (unsigned __int8 *)&compilation);
FREE_ARRAY(year);
MP4GetMetadataYear(MP4File, &year);
FREE_ARRAY(genre);
MP4GetMetadataGenre(MP4File, &genre);
FREE_ARRAY(comment);
MP4GetMetadataComment(MP4File, &comment);
FREE_ARRAY(art.data);
MP4GetMetadataCoverArt(MP4File, (unsigned __int8 **)&art.data, (u_int32_t *)&art.size);
MP4Close(MP4File);
/*
FILE *f=fopen("D:\\prova.jpg","wb");
fwrite(artFile,1,artSize,f);
fclose(f);*/
return 0;
}
int aac_decode(aac_dec_opt *opt)
{
int result;
int def_srate = 0;
int outfile_set = 0;
int mp4file = 0;
char *fnp;
char audioFileName[MAX_PATH];
MP4FileHandle infile;
/* point to the specified file name */
strcpy(audioFileName, opt->filename);
fnp = (char *)strrchr(audioFileName,'.');
if (fnp)
fnp[0] = '\0';
strcat(audioFileName, file_ext[opt->file_type]);
mp4file = 1;
infile = MP4Read(audioFileName, 0);
if (!infile)
mp4file = 0;
if (infile) MP4Close(infile);
if (mp4file)
{
result = decodeMP4file(audioFileName, opt);
}
else
{
result = decodeAACfile(audioFileName, def_srate, opt);
}
return 0;
}
bool mediaM4A(Artwork *art, const char *filePath)
{
MP4FileHandle mp4file = MP4Read(filePath);
if (mp4file == MP4_INVALID_FILE_HANDLE) {
return false;
}
uint16_t numvalue, numvalue2;
char *value;
u_int8_t numbool;
art->filetype = FILETYPE_M4A;
if (MP4GetMetadataArtist(mp4file, &value) && value != NULL)
{
art->artist = (QString::fromUtf8(value)).trimmed();
free(value);
}
if (MP4GetMetadataYear(mp4file, &value) && value != NULL)
{
art->year = QString(value).toInt();
free(value);
}
if (MP4GetMetadataAlbum(mp4file, &value) && value != NULL)
{
art->album = (QString::fromUtf8(value)).trimmed();
free(value);
}
if (MP4GetMetadataName(mp4file, &value) && value != NULL)
{
art->track = (QString::fromUtf8(value)).trimmed();
free(value);
}
if (MP4GetMetadataWriter(mp4file, &value) && value != NULL)
{
// composer
free(value);
}
if (MP4GetMetadataTrack(mp4file, &numvalue, &numvalue2))
{
art->trackNo = numvalue;
art->trackCount = numvalue2;
}
if (MP4GetMetadataDisk(mp4file, &numvalue, &numvalue2))
{
art->discNo = numvalue;
art->discCount = numvalue2;
}
if (MP4GetMetadataGenre(mp4file, &value) && value != NULL)
{
art->genre = (QString::fromUtf8(value)).trimmed();
free(value);
}
if (MP4GetMetadataCompilation(mp4file, &numbool))
{
art->type = numbool ? ARTWORK_COMPILATION : ARTWORK_NORMAL;
}
/*
art->bitrate = 0;
art->sampleRate = 0;
art->channels = 0;
*/
MP4Duration duration = MP4GetDuration(mp4file);
if (duration != MP4_INVALID_DURATION) {
u_int64_t timescale = MP4GetTimeScale(mp4file);
u_int64_t msectime = (duration * (u_int64_t) 1000) / timescale;
u_int64_t sectime, mintime, hrtime;
if (msectime == 0) {
hrtime = mintime = sectime = (u_int64_t) 0;
}
else {
hrtime = msectime / (u_int64_t) (3600 * 1000);
msectime -= hrtime * (u_int64_t) (3600 * 1000);
mintime = msectime / (u_int64_t) (60 * 1000);
msectime -= (mintime * (u_int64_t) (60 * 1000));
sectime = msectime / (u_int64_t) (1000);
msectime -= sectime * (u_int64_t)(1000);
}
art->duration = hrtime * 3600 + mintime * 60 + sectime;
}
art->makeSearchable();
if (!art->hasCover()) {
uint8_t *cover = NULL;
uint32_t cover_size;
if (MP4GetMetadataCoverArt(mp4file, &cover, &cover_size)) {
if (saveImage(art, (const char*) cover, cover_size)) {
qDebug() << "MP4: invalid image in " << filePath;
}
}
if (cover) {
free(cover);
}
}
MP4Close(mp4file);
return true;
}
int decodeMP4file(char *sndfile, aac_dec_opt *opt)
{
int track;
unsigned long samplerate;
unsigned char channels;
void *sample_buffer;
MP4FileHandle infile;
MP4SampleId sampleId, numSamples;
audio_file *aufile;
faacDecHandle hDecoder;
faacDecFrameInfo frameInfo;
unsigned char *buffer;
int buffer_size;
int first_time = 1;
hDecoder = faacDecOpen();
infile = MP4Read(opt->filename, 0);
if (!infile)
{
/* unable to open file */
error_handler("Error opening file: %s\n", opt->filename);
return 1;
}
if ((track = GetAACTrack(infile)) < 0)
{
error_handler("Unable to find correct AAC sound track in the MP4 file.\n");
MP4Close(infile);
return 1;
}
buffer = NULL;
buffer_size = 0;
MP4GetTrackESConfiguration(infile, track, &buffer, &buffer_size);
if(faacDecInit2(hDecoder, buffer, buffer_size, &samplerate, &channels) < 0)
{
/* If some error initializing occured, skip the file */
error_handler("Error initializing decoder library.\n");
faacDecClose(hDecoder);
MP4Close(infile);
return 1;
}
if (buffer)
free(buffer);
numSamples = MP4GetTrackNumberOfSamples(infile, track);
for (sampleId = 1; sampleId <= numSamples; sampleId++)
{
int rc;
/* get access unit from MP4 file */
buffer = NULL;
buffer_size = 0;
rc = MP4ReadSample(infile, track, sampleId, &buffer, &buffer_size, NULL, NULL, NULL, NULL);
if (rc == 0)
{
error_handler("Reading from MP4 file failed.\n");
faacDecClose(hDecoder);
MP4Close(infile);
return 1;
}
sample_buffer = faacDecDecode(hDecoder, &frameInfo, buffer, buffer_size);
if (buffer)
free(buffer);
opt->progress_update((long)numSamples, sampleId);
/* open the sound file now that the number of channels are known */
if (first_time && !frameInfo.error)
{
if(opt->decode_mode == 0)
{
if (Set_WIN_Params (INVALID_FILEDESC, samplerate, SAMPLE_SIZE,
frameInfo.channels) < 0)
{
error_handler("\nCan't access %s\n", "WAVE OUT");
faacDecClose(hDecoder);
MP4Close(infile);
return (0);
}
}
else
{
aufile = open_audio_file(sndfile, samplerate, frameInfo.channels,
opt->output_format, opt->file_type, aacChannelConfig2wavexChannelMask(&frameInfo));
if (aufile == NULL)
{
faacDecClose(hDecoder);
MP4Close(infile);
return 0;
}
}
first_time = 0;
}
if ((frameInfo.error == 0) && (frameInfo.samples > 0))
{
if(opt->decode_mode == 0)
WIN_Play_Samples((short*)sample_buffer, frameInfo.channels*frameInfo.samples);
else
write_audio_file(aufile, sample_buffer, frameInfo.samples, 0);
}
if (frameInfo.error > 0)
{
error_handler("Error: %s\n",
faacDecGetErrorMessage(frameInfo.error));
break;
}
if(stop_decoding)
break;
}
faacDecClose(hDecoder);
MP4Close(infile);
if(opt->decode_mode == 0)
WIN_Audio_close();
else
{
if (!first_time)
close_audio_file(aufile);
}
return frameInfo.error;
}
bool MP4Metadata::ReadMetadata(CFErrorRef *error)
{
// Start from scratch
CFDictionaryRemoveAllValues(mMetadata);
CFDictionaryRemoveAllValues(mChangedMetadata);
UInt8 buf [PATH_MAX];
if(!CFURLGetFileSystemRepresentation(mURL, FALSE, buf, PATH_MAX))
return false;
// Open the file for reading
MP4FileHandle file = MP4Read(reinterpret_cast<const char *>(buf));
if(MP4_INVALID_FILE_HANDLE == file) {
if(error) {
CFMutableDictionaryRef errorDictionary = CFDictionaryCreateMutable(kCFAllocatorDefault,
32,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFStringRef displayName = CreateDisplayNameForURL(mURL);
CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault,
NULL,
CFCopyLocalizedString(CFSTR("The file “%@” is not a valid MPEG-4 file."), ""),
displayName);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedDescriptionKey,
errorString);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedFailureReasonKey,
CFCopyLocalizedString(CFSTR("Not an MPEG-4 file"), ""));
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedRecoverySuggestionKey,
CFCopyLocalizedString(CFSTR("The file's extension may not match the file's type."), ""));
CFRelease(errorString), errorString = NULL;
CFRelease(displayName), displayName = NULL;
*error = CFErrorCreate(kCFAllocatorDefault,
AudioMetadataErrorDomain,
AudioMetadataFileFormatNotRecognizedError,
errorDictionary);
CFRelease(errorDictionary), errorDictionary = NULL;
}
return false;
}
// Read the properties
if(0 < MP4GetNumberOfTracks(file)) {
// Should be type 'soun', media data name'mp4a'
MP4TrackId trackID = MP4FindTrackId(file, 0);
// Verify this is an MPEG-4 audio file
if(MP4_INVALID_TRACK_ID == trackID || strncmp("soun", MP4GetTrackType(file, trackID), 4)) {
MP4Close(file), file = NULL;
if(error) {
CFMutableDictionaryRef errorDictionary = CFDictionaryCreateMutable(kCFAllocatorDefault,
32,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFStringRef displayName = CreateDisplayNameForURL(mURL);
CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault,
NULL,
CFCopyLocalizedString(CFSTR("The file “%@” is not a valid MPEG-4 file."), ""),
displayName);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedDescriptionKey,
errorString);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedFailureReasonKey,
CFCopyLocalizedString(CFSTR("Not an MPEG-4 file"), ""));
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedRecoverySuggestionKey,
CFCopyLocalizedString(CFSTR("The file's extension may not match the file's type."), ""));
CFRelease(errorString), errorString = NULL;
CFRelease(displayName), displayName = NULL;
*error = CFErrorCreate(kCFAllocatorDefault,
AudioMetadataErrorDomain,
AudioMetadataFileFormatNotSupportedError,
errorDictionary);
CFRelease(errorDictionary), errorDictionary = NULL;
}
return false;
}
MP4Duration mp4Duration = MP4GetTrackDuration(file, trackID);
uint32_t mp4TimeScale = MP4GetTrackTimeScale(file, trackID);
CFNumberRef totalFrames = CFNumberCreate(kCFAllocatorDefault, kCFNumberLongLongType, &mp4Duration);
CFDictionarySetValue(mMetadata, kPropertiesTotalFramesKey, totalFrames);
CFRelease(totalFrames), totalFrames = NULL;
CFNumberRef sampleRate = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &mp4TimeScale);
CFDictionarySetValue(mMetadata, kPropertiesSampleRateKey, sampleRate);
CFRelease(sampleRate), sampleRate = NULL;
double length = static_cast<double>(mp4Duration / mp4TimeScale);
CFNumberRef duration = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &length);
CFDictionarySetValue(mMetadata, kPropertiesDurationKey, duration);
CFRelease(duration), duration = NULL;
// "mdia.minf.stbl.stsd.*[0].channels"
int channels = MP4GetTrackAudioChannels(file, trackID);
CFNumberRef channelsPerFrame = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &channels);
CFDictionaryAddValue(mMetadata, kPropertiesChannelsPerFrameKey, channelsPerFrame);
CFRelease(channelsPerFrame), channelsPerFrame = NULL;
// ALAC files
if(MP4HaveTrackAtom(file, trackID, "mdia.minf.stbl.stsd.alac")) {
CFDictionarySetValue(mMetadata, kPropertiesFormatNameKey, CFSTR("Apple Lossless"));
uint64_t sampleSize;
uint8_t *decoderConfig;
uint32_t decoderConfigSize;
if(MP4GetTrackBytesProperty(file, trackID, "mdia.minf.stbl.stsd.alac.alac.decoderConfig", &decoderConfig, &decoderConfigSize) && 28 <= decoderConfigSize) {
// The ALAC magic cookie seems to have the following layout (28 bytes, BE):
// Byte 10: Sample size
// Bytes 25-28: Sample rate
CFNumberRef bitsPerChannel = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt8Type, decoderConfig + 9);
CFDictionaryAddValue(mMetadata, kPropertiesBitsPerChannelKey, bitsPerChannel);
CFRelease(bitsPerChannel), bitsPerChannel = NULL;
double losslessBitrate = static_cast<double>(mp4TimeScale * channels * sampleSize) / 1000;
CFNumberRef bitrate = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &losslessBitrate);
CFDictionarySetValue(mMetadata, kPropertiesBitrateKey, bitrate);
CFRelease(bitrate), bitrate = NULL;
free(decoderConfig), decoderConfig = NULL;
}
else if(MP4GetTrackIntegerProperty(file, trackID, "mdia.minf.stbl.stsd.alac.sampleSize", &sampleSize)) {
CFNumberRef bitsPerChannel = CFNumberCreate(kCFAllocatorDefault, kCFNumberLongLongType, &sampleSize);
CFDictionaryAddValue(mMetadata, kPropertiesBitsPerChannelKey, bitsPerChannel);
CFRelease(bitsPerChannel), bitsPerChannel = NULL;
double losslessBitrate = static_cast<double>(mp4TimeScale * channels * sampleSize) / 1000;
CFNumberRef bitrate = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &losslessBitrate);
CFDictionarySetValue(mMetadata, kPropertiesBitrateKey, bitrate);
CFRelease(bitrate), bitrate = NULL;
}
}
// AAC files
if(MP4HaveTrackAtom(file, trackID, "mdia.minf.stbl.stsd.mp4a")) {
CFDictionarySetValue(mMetadata, kPropertiesFormatNameKey, CFSTR("AAC"));
// "mdia.minf.stbl.stsd.*.esds.decConfigDescr.avgBitrate"
uint32_t trackBitrate = MP4GetTrackBitRate(file, trackID) / 1000;
CFNumberRef bitrate = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &trackBitrate);
CFDictionaryAddValue(mMetadata, kPropertiesBitrateKey, bitrate);
CFRelease(bitrate), bitrate = NULL;
}
}
// No valid tracks in file
else {
MP4Close(file), file = NULL;
if(error) {
CFMutableDictionaryRef errorDictionary = CFDictionaryCreateMutable(kCFAllocatorDefault,
32,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFStringRef displayName = CreateDisplayNameForURL(mURL);
CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault,
NULL,
CFCopyLocalizedString(CFSTR("The file “%@” is not a valid MPEG-4 file."), ""),
displayName);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedDescriptionKey,
errorString);
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedFailureReasonKey,
CFCopyLocalizedString(CFSTR("Not an MPEG-4 file"), ""));
CFDictionarySetValue(errorDictionary,
kCFErrorLocalizedRecoverySuggestionKey,
CFCopyLocalizedString(CFSTR("The file's extension may not match the file's type."), ""));
CFRelease(errorString), errorString = NULL;
CFRelease(displayName), displayName = NULL;
*error = CFErrorCreate(kCFAllocatorDefault,
AudioMetadataErrorDomain,
AudioMetadataFileFormatNotSupportedError,
errorDictionary);
CFRelease(errorDictionary), errorDictionary = NULL;
}
return false;
}
// Read the tags
const MP4Tags *tags = MP4TagsAlloc();
if(NULL == tags) {
MP4Close(file), file = NULL;
if(error)
*error = CFErrorCreate(kCFAllocatorDefault, kCFErrorDomainPOSIX, ENOMEM, NULL);
return false;
}
MP4TagsFetch(tags, file);
// Album title
if(tags->album) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->album, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataAlbumTitleKey, str);
CFRelease(str), str = NULL;
}
// Artist
if(tags->artist) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->artist, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataArtistKey, str);
CFRelease(str), str = NULL;
}
// Album Artist
if(tags->albumArtist) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->albumArtist, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataAlbumArtistKey, str);
CFRelease(str), str = NULL;
}
// Genre
if(tags->genre) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->genre, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataGenreKey, str);
CFRelease(str), str = NULL;
}
// Release date
if(tags->releaseDate) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->releaseDate, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataReleaseDateKey, str);
CFRelease(str), str = NULL;
}
// Composer
if(tags->composer) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->composer, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataComposerKey, str);
CFRelease(str), str = NULL;
}
// Comment
if(tags->comments) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->comments, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataCommentKey, str);
CFRelease(str), str = NULL;
}
// Track title
if(tags->name) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->name, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataTitleKey, str);
CFRelease(str), str = NULL;
}
// Track number
if(tags->track) {
if(tags->track->index) {
CFNumberRef num = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &tags->track->index);
CFDictionarySetValue(mMetadata, kMetadataTrackNumberKey, num);
CFRelease(num), num = NULL;
}
if(tags->track->total) {
CFNumberRef num = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &tags->track->total);
CFDictionarySetValue(mMetadata, kMetadataTrackTotalKey, num);
CFRelease(num), num = NULL;
}
}
// Disc number
if(tags->disk) {
if(tags->disk->index) {
CFNumberRef num = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &tags->disk->index);
CFDictionarySetValue(mMetadata, kMetadataDiscNumberKey, num);
CFRelease(num), num = NULL;
}
if(tags->disk->total) {
CFNumberRef num = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &tags->disk->total);
CFDictionarySetValue(mMetadata, kMetadataDiscTotalKey, num);
CFRelease(num), num = NULL;
}
}
// Compilation
if(tags->compilation)
CFDictionarySetValue(mMetadata, kMetadataCompilationKey, *(tags->compilation) ? kCFBooleanTrue : kCFBooleanFalse);
// BPM
if(tags->tempo) {
}
// Lyrics
if(tags->lyrics) {
CFStringRef str = CFStringCreateWithCString(kCFAllocatorDefault, tags->lyrics, kCFStringEncodingUTF8);
CFDictionarySetValue(mMetadata, kMetadataLyricsKey, str);
CFRelease(str), str = NULL;
}
// Album art
if(tags->artworkCount) {
for(uint32_t i = 0; i < tags->artworkCount; ++i) {
CFDataRef data = CFDataCreate(kCFAllocatorDefault, reinterpret_cast<const UInt8 *>(tags->artwork[i].data), tags->artwork[i].size);
CFDictionarySetValue(mMetadata, kAlbumArtFrontCoverKey, data);
CFRelease(data), data = NULL;
}
}
// ReplayGain
// Reference loudness
MP4ItmfItemList *items = MP4ItmfGetItemsByMeaning(file, "com.apple.iTunes", "replaygain_reference_loudness");
if(NULL != items) {
float referenceLoudnessValue;
if(1 <= items->size && 1 <= items->elements[0].dataList.size && sscanf(reinterpret_cast<const char *>(items->elements[0].dataList.elements[0].value), "%f", &referenceLoudnessValue)) {
CFNumberRef referenceLoudness = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &referenceLoudnessValue);
CFDictionaryAddValue(mMetadata, kReplayGainReferenceLoudnessKey, referenceLoudness);
CFRelease(referenceLoudness), referenceLoudness = NULL;
}
MP4ItmfItemListFree(items), items = NULL;
}
// Track gain
items = MP4ItmfGetItemsByMeaning(file, "com.apple.iTunes", "replaygain_track_gain");
if(NULL != items) {
float trackGainValue;
if(1 <= items->size && 1 <= items->elements[0].dataList.size && sscanf(reinterpret_cast<const char *>(items->elements[0].dataList.elements[0].value), "%f", &trackGainValue)) {
CFNumberRef trackGain = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &trackGainValue);
CFDictionaryAddValue(mMetadata, kReplayGainTrackGainKey, trackGain);
CFRelease(trackGain), trackGain = NULL;
}
MP4ItmfItemListFree(items), items = NULL;
}
// Track peak
items = MP4ItmfGetItemsByMeaning(file, "com.apple.iTunes", "replaygain_track_peak");
if(NULL != items) {
float trackPeakValue;
if(1 <= items->size && 1 <= items->elements[0].dataList.size && sscanf(reinterpret_cast<const char *>(items->elements[0].dataList.elements[0].value), "%f", &trackPeakValue)) {
CFNumberRef trackPeak = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &trackPeakValue);
CFDictionaryAddValue(mMetadata, kReplayGainTrackPeakKey, trackPeak);
CFRelease(trackPeak), trackPeak = NULL;
}
MP4ItmfItemListFree(items), items = NULL;
}
// Album gain
items = MP4ItmfGetItemsByMeaning(file, "com.apple.iTunes", "replaygain_album_gain");
if(NULL != items) {
float albumGainValue;
if(1 <= items->size && 1 <= items->elements[0].dataList.size && sscanf(reinterpret_cast<const char *>(items->elements[0].dataList.elements[0].value), "%f", &albumGainValue)) {
CFNumberRef albumGain = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &albumGainValue);
CFDictionaryAddValue(mMetadata, kReplayGainAlbumGainKey, albumGain);
CFRelease(albumGain), albumGain = NULL;
}
MP4ItmfItemListFree(items), items = NULL;
}
// Album peak
items = MP4ItmfGetItemsByMeaning(file, "com.apple.iTunes", "replaygain_album_peak");
if(NULL != items) {
float albumPeakValue;
if(1 <= items->size && 1 <= items->elements[0].dataList.size && sscanf(reinterpret_cast<const char *>(items->elements[0].dataList.elements[0].value), "%f", &albumPeakValue)) {
CFNumberRef albumPeak = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &albumPeakValue);
CFDictionaryAddValue(mMetadata, kReplayGainAlbumPeakKey, albumPeak);
CFRelease(albumPeak), albumPeak = NULL;
}
MP4ItmfItemListFree(items), items = NULL;
}
// Clean up
MP4TagsFree(tags), tags = NULL;
MP4Close(file), file = NULL;
return true;
}
int AacPcm::getInfos(MediaInfo *infos)
{
if(!infos)
return 1;
if(hDecoder)
{
SHOW_INFO()
return 0;
}
IsAAC=strcmpi(infos->getFilename()+lstrlen(infos->getFilename())-4,".aac")==0;
if(!IsAAC) // MP4 file ---------------------------------------------------------------------
{
MP4Duration length;
unsigned __int32 buffer_size;
mp4AudioSpecificConfig mp4ASC;
if(!(mp4File=MP4Read(infos->getFilename(), 0)))
ERROR_getInfos("Error opening file");
if((track=GetAACTrack(mp4File))<0)
ERROR_getInfos(0); //"Unable to find correct AAC sound track");
if(!(hDecoder=faacDecOpen()))
ERROR_getInfos("Error initializing decoder library");
MP4GetTrackESConfiguration(mp4File, track, (unsigned __int8 **)&buffer, &buffer_size);
if(!buffer)
ERROR_getInfos("MP4GetTrackESConfiguration");
AudioSpecificConfig(buffer, buffer_size, &mp4ASC);
Channels=mp4ASC.channelsConfiguration;
if(faacDecInit2(hDecoder, buffer, buffer_size, &Samplerate, &Channels) < 0)
ERROR_getInfos("Error initializing decoder library");
FREE_ARRAY(buffer);
length=MP4GetTrackDuration(mp4File, track);
len_ms=(DWORD)MP4ConvertFromTrackDuration(mp4File, track, length, MP4_MSECS_TIME_SCALE);
file_info.bitrate=MP4GetTrackBitRate(mp4File, track);
file_info.version=MP4GetTrackAudioType(mp4File, track)==MP4_MPEG4_AUDIO_TYPE ? 4 : 2;
numSamples=MP4GetTrackNumberOfSamples(mp4File, track);
sampleId=1;
}
else // AAC file ------------------------------------------------------------------------------
{
DWORD read,
tmp;
BYTE Channels4Raw=0;
if(!(aacFile=fopen(infos->getFilename(),"rb")))
ERROR_getInfos("Error opening file");
// use bufferized stream
setvbuf(aacFile,NULL,_IOFBF,32767);
// get size of file
fseek(aacFile, 0, SEEK_END);
src_size=ftell(aacFile);
fseek(aacFile, 0, SEEK_SET);
if(!(buffer=(BYTE *)malloc(FAAD_STREAMSIZE)))
ERROR_getInfos("Memory allocation error: buffer")
tmp=src_size<FAAD_STREAMSIZE ? src_size : FAAD_STREAMSIZE;
read=fread(buffer, 1, tmp, aacFile);
if(read==tmp)
{
bytes_read=read;
bytes_into_buffer=read;
}
else
ERROR_getInfos("Read failed!")
if(tagsize=id3v2_tag(buffer))
{
if(tagsize>(long)src_size)
ERROR_getInfos("Corrupt stream!");
if(tagsize<bytes_into_buffer)
{
bytes_into_buffer-=tagsize;
memcpy(buffer,buffer+tagsize,bytes_into_buffer);
}
else
{
bytes_read=tagsize;
bytes_into_buffer=0;
if(tagsize>bytes_into_buffer)
fseek(aacFile, tagsize, SEEK_SET);
}
if(src_size<bytes_read+FAAD_STREAMSIZE-bytes_into_buffer)
tmp=src_size-bytes_read;
else
tmp=FAAD_STREAMSIZE-bytes_into_buffer;
read=fread(buffer+bytes_into_buffer, 1, tmp, aacFile);
if(read==tmp)
{
bytes_read+=read;
bytes_into_buffer+=read;
}
else
ERROR_getInfos("Read failed!");
}
if(get_AAC_format((char *)infos->getFilename(), &file_info, &seek_table, &seek_table_length, 0))
ERROR_getInfos("get_AAC_format");
IsSeekable=file_info.headertype==ADTS && seek_table && seek_table_length>0;
BlockSeeking=!IsSeekable;
if(!(hDecoder=faacDecOpen()))
ERROR_getInfos("Can't open library");
if(file_info.headertype==RAW)
{
faacDecConfiguration config;
config.defSampleRate=atoi(cfg_samplerate);
switch(cfg_profile[1])
{
case 'a':
config.defObjectType=MAIN;
break;
case 'o':
config.defObjectType=LOW;
break;
case 'S':
config.defObjectType=SSR;
break;
case 'T':
config.defObjectType=LTP;
break;
}
switch(cfg_bps[0])
{
case '1':
config.outputFormat=FAAD_FMT_16BIT;
break;
case '2':
config.outputFormat=FAAD_FMT_24BIT;
break;
case '3':
config.outputFormat=FAAD_FMT_32BIT;
break;
case 'F':
config.outputFormat=FAAD_FMT_24BIT;
break;
}
faacDecSetConfiguration(hDecoder, &config);
if(!FindBitrate)
{
AacPcm *NewInst;
if(!(NewInst=new AacPcm()))
ERROR_getInfos("Memory allocation error: NewInst");
NewInst->FindBitrate=TRUE;
if(NewInst->getInfos(infos))
ERROR_getInfos(0);
Channels4Raw=NewInst->frameInfo.channels;
file_info.bitrate=NewInst->file_info.bitrate*Channels4Raw;
delete NewInst;
}
else
{
DWORD Samples,
BytesConsumed;
if((bytes_consumed=faacDecInit(hDecoder,buffer,bytes_into_buffer,&Samplerate,&Channels))<0)
ERROR_getInfos("Can't init library");
bytes_into_buffer-=bytes_consumed;
if(!processData(infos,0,0))
ERROR_getInfos(0);
Samples=frameInfo.samples/sizeof(short);
BytesConsumed=frameInfo.bytesconsumed;
processData(infos,0,0);
if(BytesConsumed<frameInfo.bytesconsumed)
BytesConsumed=frameInfo.bytesconsumed;
file_info.bitrate=(BytesConsumed*8*Samplerate)/Samples;
if(!file_info.bitrate)
file_info.bitrate=1000; // try to continue decoding
return 0;
}
}
if((bytes_consumed=faacDecInit(hDecoder, buffer, bytes_into_buffer, &Samplerate, &Channels))<0)
ERROR_getInfos("faacDecInit failed!")
bytes_into_buffer-=bytes_consumed;
if(Channels4Raw)
Channels=Channels4Raw;
len_ms=(DWORD)((1000*((float)src_size*8))/file_info.bitrate);
}
SHOW_INFO();
return 0;
}
/** Action for exporting chapters from the <b>job.file</b>
*
*
* @param job the job to process
* @return mp4v2::util::SUCCESS if successful, mp4v2::util::FAILURE otherwise
*/
bool
ChapterUtility::actionExport( JobContext& job )
{
job.fileHandle = MP4Read( job.file.c_str() );
if( job.fileHandle == MP4_INVALID_FILE_HANDLE )
{
return herrf( "unable to open for read: %s\n", job.file.c_str() );
}
// get the list of chapters
MP4Chapter_t* chapters = 0;
uint32_t chapterCount = 0;
MP4ChapterType chtp = MP4GetChapters( job.fileHandle, &chapters, &chapterCount, _ChapterType );
if (0 == chapterCount)
{
return herrf( "File \"%s\" does not contain chapters of type %s\n", job.file.c_str(),
getChapterTypeName( chtp ).c_str() );
}
// build the filename
string outName = job.file;
if( _ChapterFile.empty() )
{
FileSystem::pathnameStripExtension( outName );
outName.append( ".chapters.txt" );
}
else
{
outName = _ChapterFile;
}
ostringstream oss;
oss << "Exporting " << chapterCount << " " << getChapterTypeName( chtp );
oss << " chapters from file " << '"' << job.file << '"' << " into chapter file " << '"' << outName << '"' << endl;
verbose1f( "%s", oss.str().c_str() );
if( dryrunAbort() )
{
// free up the memory
MP4Free(chapters);
return SUCCESS;
}
// open the file
File out( outName, File::MODE_CREATE );
if( openFileForWriting( out ) )
{
// free up the memory
MP4Free(chapters);
return FAILURE;
}
// write the chapters
#if defined( _WIN32 )
static const char* LINEND = "\r\n";
#else
static const char* LINEND = "\n";
#endif
File::Size nout;
bool failure = SUCCESS;
int width = 2;
if( CHPT_FMT_COMMON == _ChapterFormat && (chapterCount / 100) >= 1 )
{
width = 3;
}
Timecode duration( 0, CHAPTERTIMESCALE );
duration.setFormat( Timecode::DECIMAL );
for( uint32_t i = 0; i < chapterCount; ++i )
{
// print the infos
ostringstream oss;
switch( _ChapterFormat )
{
case CHPT_FMT_COMMON:
oss << "CHAPTER" << setw( width ) << setfill( '0' ) << i+1 << '=' << duration.svalue << LINEND
<< "CHAPTER" << setw( width ) << setfill( '0' ) << i+1 << "NAME=" << chapters[i].title << LINEND;
break;
case CHPT_FMT_NATIVE:
default:
oss << duration.svalue << ' ' << chapters[i].title << LINEND;
}
string str = oss.str();
if( out.write( str.c_str(), str.size(), nout ) )
{
failure = herrf( "write to %s failed: %s\n", outName.c_str(), sys::getLastErrorStr() );
break;
}
// add the duration of this chapter to the sum (the start time of the next chapter)
duration += Timecode(chapters[i].duration, CHAPTERTIMESCALE);
}
out.close();
if( failure )
{
verbose1f( "removing file %s\n", outName.c_str() );
::remove( outName.c_str() );
}
// free up the memory
MP4Free(chapters);
return SUCCESS;
}
static void *mp4Decode(void *args)
{
MP4FileHandle mp4file;
pthread_mutex_lock(&mutex);
seekPosition = -1;
bPlaying = TRUE;
if(!(mp4file = MP4Read(args, 0))){
mp4cfg.file_type = FILE_AAC;
MP4Close(mp4file);
}else{
mp4cfg.file_type = FILE_MP4;
}
if(mp4cfg.file_type == FILE_MP4){
// We are reading a MP4 file
gint mp4track;
if((mp4track = getAACTrack(mp4file)) < 0){
//TODO: check here for others Audio format.....
g_print("Unsupported Audio track type\n");
g_free(args);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}else{
faacDecHandle decoder;
unsigned char *buffer = NULL;
guint bufferSize = 0;
gulong samplerate;
guchar channels;
guint avgBitrate;
MP4Duration duration;
gulong msDuration;
MP4SampleId numSamples;
MP4SampleId sampleID = 1;
decoder = faacDecOpen();
MP4GetTrackESConfiguration(mp4file, mp4track, &buffer, &bufferSize);
if(!buffer){
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if(faacDecInit2(decoder, buffer, bufferSize, &samplerate, &channels)<0){
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
g_free(buffer);
if(channels == 0){
g_print("Number of Channels not supported\n");
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
duration = MP4GetTrackDuration(mp4file, mp4track);
msDuration = MP4ConvertFromTrackDuration(mp4file, mp4track, duration,
MP4_MSECS_TIME_SCALE);
numSamples = MP4GetTrackNumberOfSamples(mp4file, mp4track);
mp4_ip.output->open_audio(FMT_S16_NE, samplerate, channels);
mp4_ip.output->flush(0);
mp4_ip.set_info(args, msDuration, -1, samplerate/1000, channels);
g_print("MP4 - %d channels @ %d Hz\n", channels, samplerate);
while(bPlaying){
void* sampleBuffer;
faacDecFrameInfo frameInfo;
gint rc;
if(seekPosition!=-1){
duration = MP4ConvertToTrackDuration(mp4file,
mp4track,
seekPosition*1000,
MP4_MSECS_TIME_SCALE);
sampleID = MP4GetSampleIdFromTime(mp4file, mp4track, duration, 0);
mp4_ip.output->flush(seekPosition*1000);
seekPosition = -1;
}
buffer=NULL;
bufferSize=0;
if(sampleID > numSamples){
mp4_ip.output->close_audio();
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
rc = MP4ReadSample(mp4file, mp4track, sampleID++, &buffer, &bufferSize,
NULL, NULL, NULL, NULL);
//g_print("%d/%d\n", sampleID-1, numSamples);
if((rc==0) || (buffer== NULL)){
g_print("MP4: read error\n");
sampleBuffer = NULL;
sampleID=0;
mp4_ip.output->buffer_free();
mp4_ip.output->close_audio();
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}else{
sampleBuffer = faacDecDecode(decoder, &frameInfo, buffer, bufferSize);
if(frameInfo.error > 0){
g_print("MP4: %s\n",
faacDecGetErrorMessage(frameInfo.error));
mp4_ip.output->close_audio();
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if(buffer){
g_free(buffer); buffer=NULL; bufferSize=0;
}
while(bPlaying && mp4_ip.output->buffer_free()<frameInfo.samples<<1)
xmms_usleep(30000);
}
mp4_ip.add_vis_pcm(mp4_ip.output->written_time(),
FMT_S16_NE,
channels,
frameInfo.samples<<1,
sampleBuffer);
mp4_ip.output->write_audio(sampleBuffer, frameInfo.samples<<1);
}
while(bPlaying && mp4_ip.output->buffer_free()){
xmms_usleep(10000);
}
mp4_ip.output->close_audio();
g_free(args);
faacDecClose(decoder);
MP4Close(mp4file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
} else{
// WE ARE READING AN AAC FILE
FILE *file = NULL;
faacDecHandle decoder = 0;
guchar *buffer = 0;
gulong bufferconsumed = 0;
gulong samplerate = 0;
guchar channels;
gulong buffervalid = 0;
TitleInput* input;
gchar *temp = g_strdup(args);
gchar *ext = strrchr(temp, '.');
gchar *xmmstitle = NULL;
faacDecConfigurationPtr config;
if((file = fopen(args, "rb")) == 0){
g_print("AAC: can't find file %s\n", args);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if((decoder = faacDecOpen()) == NULL){
g_print("AAC: Open Decoder Error\n");
fclose(file);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
config = faacDecGetCurrentConfiguration(decoder);
config->useOldADTSFormat = 0;
faacDecSetConfiguration(decoder, config);
if((buffer = g_malloc(BUFFER_SIZE)) == NULL){
g_print("AAC: error g_malloc\n");
fclose(file);
bPlaying = FALSE;
faacDecClose(decoder);
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if((buffervalid = fread(buffer, 1, BUFFER_SIZE, file))==0){
g_print("AAC: Error reading file\n");
g_free(buffer);
fclose(file);
bPlaying = FALSE;
faacDecClose(decoder);
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
XMMS_NEW_TITLEINPUT(input);
input->file_name = g_basename(temp);
input->file_ext = ext ? ext+1 : NULL;
input->file_path = temp;
if(!strncmp(buffer, "ID3", 3)){
gint size = 0;
fseek(file, 0, SEEK_SET);
size = (buffer[6]<<21) | (buffer[7]<<14) | (buffer[8]<<7) | buffer[9];
size+=10;
fread(buffer, 1, size, file);
buffervalid = fread(buffer, 1, BUFFER_SIZE, file);
}
xmmstitle = xmms_get_titlestring(xmms_get_gentitle_format(), input);
if(xmmstitle == NULL)
xmmstitle = g_strdup(input->file_name);
if(temp) g_free(temp);
if(input->performer) g_free(input->performer);
if(input->album_name) g_free(input->album_name);
if(input->track_name) g_free(input->track_name);
if(input->genre) g_free(input->genre);
g_free(input);
bufferconsumed = faacDecInit(decoder,
buffer,
buffervalid,
&samplerate,
&channels);
if(mp4_ip.output->open_audio(FMT_S16_NE,samplerate,channels) == FALSE){
g_print("AAC: Output Error\n");
g_free(buffer); buffer=0;
faacDecClose(decoder);
fclose(file);
mp4_ip.output->close_audio();
/*
if(positionTable){
g_free(positionTable); positionTable=0;
}
*/
g_free(xmmstitle);
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
//if(bSeek){
//mp4_ip.set_info(xmmstitle, lenght*1000, -1, samplerate, channels);
//}else{
mp4_ip.set_info(xmmstitle, -1, -1, samplerate, channels);
//}
mp4_ip.output->flush(0);
while(bPlaying && buffervalid > 0){
faacDecFrameInfo finfo;
unsigned long samplesdecoded;
char* sample_buffer = NULL;
/*
if(bSeek && seekPosition!=-1){
fseek(file, positionTable[seekPosition], SEEK_SET);
bufferconsumed=0;
buffervalid = fread(buffer, 1, BUFFER_SIZE, file);
aac_ip.output->flush(seekPosition*1000);
seekPosition=-1;
}
*/
if(bufferconsumed > 0){
memmove(buffer, &buffer[bufferconsumed], buffervalid-bufferconsumed);
buffervalid -= bufferconsumed;
buffervalid += fread(&buffer[buffervalid], 1,
BUFFER_SIZE-buffervalid, file);
bufferconsumed = 0;
}
sample_buffer = faacDecDecode(decoder, &finfo, buffer, buffervalid);
if(finfo.error){
config = faacDecGetCurrentConfiguration(decoder);
if(config->useOldADTSFormat != 1){
faacDecClose(decoder);
decoder = faacDecOpen();
config = faacDecGetCurrentConfiguration(decoder);
config->useOldADTSFormat = 1;
faacDecSetConfiguration(decoder, config);
finfo.bytesconsumed=0;
finfo.samples = 0;
faacDecInit(decoder,
buffer,
buffervalid,
&samplerate,
&channels);
}else{
g_print("FAAD2 Warning %s\n", faacDecGetErrorMessage(finfo.error));
buffervalid = 0;
}
}
bufferconsumed += finfo.bytesconsumed;
samplesdecoded = finfo.samples;
if((samplesdecoded<=0) && !sample_buffer){
g_print("AAC: error sample decoding\n");
continue;
}
while(bPlaying && mp4_ip.output->buffer_free() < (samplesdecoded<<1)){
xmms_usleep(10000);
}
mp4_ip.add_vis_pcm(mp4_ip.output->written_time(),
FMT_S16_LE, channels,
samplesdecoded<<1, sample_buffer);
mp4_ip.output->write_audio(sample_buffer, samplesdecoded<<1);
}
while(bPlaying && mp4_ip.output->buffer_playing()){
xmms_usleep(10000);
}
mp4_ip.output->buffer_free();
mp4_ip.output->close_audio();
bPlaying = FALSE;
g_free(buffer);
faacDecClose(decoder);
g_free(xmmstitle);
fclose(file);
seekPosition = -1;
/*
if(positionTable){
g_free(positionTable); positionTable=0;
}
*/
bPlaying = FALSE;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
}
DWORD CTag_Mp4::Load(LPCTSTR szFileName)
{
DWORD dwWin32errorCode = ERROR_SUCCESS;
Release();
char *pFileName = TstrToDataAlloc(szFileName, -1, NULL, DTC_CODE_UTF8);
if (pFileName == NULL) {
return -1;
}
char *info = MP4FileInfo(pFileName);
if(!info)
{
free(pFileName);
Release();
return -1;
}
m_strTrackInfo = info;
free(info);
m_strTrackInfo.Replace(_T("\n"),_T("\r\n"));
// Audio/Video
_StripAudioInfo(m_strTrackInfo,m_strAudioInfo,m_strVideoInfo);
MP4FileHandle mp4file = MP4Read(pFileName);
free(pFileName);
if(mp4file == MP4_INVALID_FILE_HANDLE)
{
Release();
return -1;
}
m_bEnable = TRUE;
char *value;
uint16_t numvalue, numvalue2;
uint8_t int8value;
#ifdef USE_OLD_TAG_API
if(MP4GetMetadataName(mp4file,&value) && (value != NULL))
{
m_strMetadata_Name = _CnvMetadata(value);
}
if(MP4GetMetadataArtist(mp4file,&value) && (value != NULL))
{
m_strMetadata_Artist = _CnvMetadata(value);
}
if(MP4GetMetadataAlbum(mp4file,&value) && (value != NULL))
{
m_strMetadata_Album = _CnvMetadata(value);
}
if(MP4GetMetadataGrouping(mp4file,&value) && (value != NULL))
{
m_strMetadata_Group = _CnvMetadata(value);
}
if(MP4GetMetadataWriter(mp4file,&value) && (value != NULL))
{
m_strMetadata_Composer = _CnvMetadata(value);
}
if(MP4GetMetadataGenre(mp4file,&value) && (value != NULL))
{
m_strMetadata_Genre = _CnvMetadata(value);
}
if(MP4GetMetadataTrack(mp4file,&numvalue,&numvalue2))
{
m_iMetadata_Track1 = numvalue;
m_iMetadata_Track2 = numvalue2;
}
if(MP4GetMetadataDisk(mp4file,&numvalue,&numvalue2))
{
m_iMetadata_Disc1 = numvalue;
m_iMetadata_Disc2 = numvalue2;
}
if(MP4GetMetadataTempo(mp4file,&numvalue))
{
m_iMetadata_Tempo = numvalue;
}
if(MP4GetMetadataYear(mp4file,&value) && (value != NULL))
{
m_strMetadata_Year = _CnvMetadata(value);
}
if(MP4GetMetadataCompilation(mp4file,&int8value))
{
m_iMetadata_Compilation = int8value;
}
if(MP4GetMetadataComment(mp4file,&value) && (value != NULL))
{
m_strMetadata_Comment = _CnvMetadata(value);
}
if(MP4GetMetadataTool(mp4file,&value) && (value != NULL))
{
m_strMetadata_Tool = _CnvMetadata(value);
}
#else
const MP4Tags* tags = MP4TagsAlloc();
if(tags)
{
MP4TagsFetch(tags, mp4file);
if(tags->name)
{
m_strMetadata_Name = _CnvMetadata(tags->name);
}
if(tags->artist)
{
m_strMetadata_Artist = _CnvMetadata(tags->artist);
}
if(tags->album)
{
m_strMetadata_Album = _CnvMetadata(tags->album);
}
if(tags->grouping)
{
m_strMetadata_Group = _CnvMetadata(tags->grouping);
}
if(tags->composer)
{
m_strMetadata_Composer = _CnvMetadata(tags->composer);
}
if(tags->genre)
{
m_strMetadata_Genre = _CnvMetadata(tags->genre);
}
if(tags->track)
{
m_iMetadata_Track1 = tags->track->index;
m_iMetadata_Track2 = tags->track->total;
}
if(tags->disk)
{
m_iMetadata_Disc1 = tags->disk->index;
m_iMetadata_Disc2 = tags->disk->total;
}
if(tags->tempo)
{
m_iMetadata_Tempo = *tags->tempo;
}
if(tags->releaseDate)
{
m_strMetadata_Year = _CnvMetadata(tags->releaseDate);
}
if(tags->compilation)
{
m_iMetadata_Compilation = *tags->compilation;
}
if(tags->comments)
{
m_strMetadata_Comment = _CnvMetadata(tags->comments);
}
if(tags->encodingTool)
{
m_strMetadata_Tool = _CnvMetadata(tags->encodingTool);
}
MP4TagsFree(tags);
}
#endif
MP4Close(mp4file);
return dwWin32errorCode;
}
bool MP4::File::save()
{
MP4Close(mp4file);
MP4FileHandle handle = MP4Modify(name());
if(handle == MP4_INVALID_FILE_HANDLE)
{
mp4file = MP4Read(name());
return false;
}
#ifdef MP4V2_HAS_WRITE_BUG
/* according to gtkpod we have to delete all meta data before modifying it,
save the stuff we would not touch */
// need to fetch/rewrite this only if we aren't going to anyway
uint8_t compilation = 0;
bool has_compilation = mp4tag->compilation() == MP4::Tag::Undefined ? MP4GetMetadataCompilation(handle, &compilation) : false;
char *tool = NULL;
MP4GetMetadataTool(handle, &tool);
MP4MetadataDelete(handle);
#endif
#define setmeta(val, tag) \
if(mp4tag->val().isNull()) { \
/*MP4DeleteMetadata##tag(handle);*/ \
MP4SetMetadata##tag(handle, ""); \
} else { \
MP4SetMetadata##tag(handle, mp4tag->val().toCString(true)); \
}
setmeta(title, Name);
setmeta(artist, Artist);
setmeta(album, Album);
setmeta(comment, Comment);
setmeta(genre, Genre);
char buf[100] = "";
if(mp4tag->year())
snprintf(buf, sizeof(buf), "%u", mp4tag->year());
MP4SetMetadataYear(handle, buf);
u_int16_t t1, t2;
MP4GetMetadataTrack(handle, &t1, &t2);
MP4SetMetadataTrack(handle, mp4tag->track(), t2);
if(mp4tag->bpm() != 0)
MP4SetMetadataTempo(handle, mp4tag->bpm());
if(mp4tag->compilation() != MP4::Tag::Undefined) {
MP4SetMetadataCompilation(handle, mp4tag->compilation());
}
MP4SetMetadataCoverArt(handle, mp4tag->cover().size() ? const_cast<u_int8_t *>( reinterpret_cast<const u_int8_t *>( mp4tag->cover().data() ) ) : 0, mp4tag->cover().size());
#ifdef MP4V2_HAS_WRITE_BUG
// set the saved data again
if(has_compilation)
MP4SetMetadataCompilation(handle, compilation);
if(tool)
{
MP4SetMetadataTool(handle, tool);
free(tool);
}
#endif
MP4Close(handle);
mp4file = MP4Read(name());
if(mp4file == MP4_INVALID_FILE_HANDLE)
{
fprintf(stderr, "reopen failed\n");
return false;
}
return true;
}
static GtkWidget* CreateMp4TrackMenu(
GtkWidget* menu,
char type,
const char* source,
u_int32_t* pIndex,
u_int32_t* pNumber,
u_int32_t** ppValues)
{
*pIndex = 0;
u_int32_t newTrackNumber = 1;
MP4FileHandle mp4File = MP4Read(source);
char* trackType = NULL;
if (mp4File) {
if (type == 'V') {
trackType = MP4_VIDEO_TRACK_TYPE;
} else {
trackType = MP4_AUDIO_TRACK_TYPE;
}
newTrackNumber =
MP4GetNumberOfTracks(mp4File, trackType);
}
u_int32_t* newTrackValues =
(u_int32_t*)malloc(sizeof(u_int32_t) * newTrackNumber);
char** newTrackNames =
(char**)malloc(sizeof(char*) * newTrackNumber);
if (!mp4File) {
newTrackValues[0] = 0;
newTrackNames[0] = strdup("");
} else {
for (u_int8_t i = 0; i < newTrackNumber; i++) {
MP4TrackId trackId =
MP4FindTrackId(mp4File, i, trackType);
char* trackName = "Unknown";
char buf[64];
if (trackType == MP4_VIDEO_TRACK_TYPE) {
u_int8_t videoType =
MP4GetTrackEsdsObjectTypeId(mp4File,
trackId);
switch (videoType) {
case MP4_MPEG1_VIDEO_TYPE:
trackName = "MPEG1";
break;
case MP4_MPEG2_SIMPLE_VIDEO_TYPE:
case MP4_MPEG2_MAIN_VIDEO_TYPE:
case MP4_MPEG2_SNR_VIDEO_TYPE:
case MP4_MPEG2_SPATIAL_VIDEO_TYPE:
case MP4_MPEG2_HIGH_VIDEO_TYPE:
case MP4_MPEG2_442_VIDEO_TYPE:
trackName = "MPEG2";
break;
case MP4_MPEG4_VIDEO_TYPE:
trackName = "MPEG4";
break;
case MP4_YUV12_VIDEO_TYPE:
trackName = "YUV12";
break;
case MP4_H263_VIDEO_TYPE:
trackName = "H263";
break;
case MP4_H261_VIDEO_TYPE:
trackName = "H261";
break;
}
snprintf(buf, sizeof(buf),
"%u - %s %u x %u %.2f fps %u kbps",
trackId,
trackName,
MP4GetTrackVideoWidth(mp4File, trackId),
MP4GetTrackVideoHeight(mp4File, trackId),
MP4GetTrackVideoFrameRate(mp4File, trackId),
(MP4GetTrackBitRate(mp4File, trackId) + 500) / 1000);
} else { // audio
u_int8_t audioType =
MP4GetTrackEsdsObjectTypeId(mp4File,
trackId);
switch (audioType) {
case MP4_MPEG1_AUDIO_TYPE:
case MP4_MPEG2_AUDIO_TYPE:
trackName = "MPEG (MP3)";
break;
case MP4_MPEG2_AAC_MAIN_AUDIO_TYPE:
case MP4_MPEG2_AAC_LC_AUDIO_TYPE:
case MP4_MPEG2_AAC_SSR_AUDIO_TYPE:
case MP4_MPEG4_AUDIO_TYPE:
trackName = "AAC";
break;
case MP4_PCM16_LITTLE_ENDIAN_AUDIO_TYPE:
trackName = "PCM16 LITTLE ENDIAN";
break;
case MP4_PCM16_BIG_ENDIAN_AUDIO_TYPE:
trackName = "PCM16 BIG ENDIAN";
case MP4_AC3_AUDIO_TYPE:
trackName = "AC3";
break;
case MP4_VORBIS_AUDIO_TYPE:
trackName = "Ogg Vorbis";
break;
case MP4_ALAW_AUDIO_TYPE:
trackName = "G711 aLaw";
break;
case MP4_ULAW_AUDIO_TYPE:
trackName = "G711 uLaw";
break;
}
snprintf(buf, sizeof(buf),
"%u - %s %u kbps",
trackId,
trackName,
(MP4GetTrackBitRate(mp4File, trackId) + 500) / 1000);
}
newTrackValues[i] = trackId;
newTrackNames[i] = strdup(buf);
}
MP4Close(mp4File);
}
// (re)create the menu
menu = CreateOptionMenu(
menu,
newTrackNames,
newTrackNumber,
*pIndex,
GTK_SIGNAL_FUNC(on_track_menu_activate));
// free up old names
for (u_int8_t i = 0; i < *pNumber; i++) {
free(trackNames[i]);
}
free(trackNames);
free(*ppValues);
*pNumber = newTrackNumber;
trackNames = newTrackNames;
*ppValues = newTrackValues;
return menu;
}
int main(int argc, char** argv)
{
const char* usageString =
"[options] mp4file where:\n"
"\t--track(-t)= <track-id> - display track id\n"
"\t--dump-offset(-d) - dump offset within sample\n"
"\t--rendering-offset(-r) - dump rendering offset\n"
"\t--verbose=<level> - mp4 file verbosity\n"
"\t--version(-V) - display version\n";
MP4TrackId trackId = MP4_INVALID_TRACK_ID;
u_int32_t verbosity = MP4_DETAILS_ERROR;
bool dump_offset = false;
bool dump_rend = false;
/* begin processing command line */
ProgName = argv[0];
while (true) {
int c = -1;
int option_index = 0;
static struct option long_options[] = {
{ "track", 1, 0, 't' },
{ "verbose", 2, 0, 'v' },
{ "version", 0, 0, 'V' },
{ "dump-offset", 0, 0, 'd'},
{ "rendering-offset", 0, 0, 'r'},
{ "help", 0, 0, '?'},
{ NULL, 0, 0, 0 }
};
c = getopt_long_only(argc, argv, "t:v::V?",
long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 'd': dump_offset = true; break;
case 'r': dump_rend = true; break;
case 't':
if (sscanf(optarg, "%u", &trackId) != 1) {
fprintf(stderr,
"%s: bad track-id specified: %s\n",
ProgName, optarg);
exit(1);
}
break;
case 'v':
verbosity |= MP4_DETAILS_READ;
if (optarg) {
u_int32_t level;
if (sscanf(optarg, "%u", &level) == 1) {
if (level >= 2) {
verbosity |= MP4_DETAILS_TABLE;
}
if (level >= 3) {
verbosity |= MP4_DETAILS_SAMPLE;
}
if (level >= 4) {
verbosity = MP4_DETAILS_ALL;
}
}
}
break;
case '?':
fprintf(stderr, "usage: %s %s", ProgName, usageString);
exit(0);
case 'V':
fprintf(stderr, "%s - %s version %s\n",
ProgName, MPEG4IP_PACKAGE, MPEG4IP_VERSION);
exit(0);
default:
fprintf(stderr, "%s: unknown option specified, ignoring: %c\n",
ProgName, c);
}
}
/* check that we have at least one non-option argument */
if ((argc - optind) < 1) {
fprintf(stderr, "usage: %s %s", ProgName, usageString);
exit(1);
}
if (verbosity) {
fprintf(stderr, "%s version %s\n", ProgName, MPEG4IP_VERSION);
}
/* point to the specified file names */
Mp4PathName = argv[optind++];
char* lastSlash = strrchr(Mp4PathName, '/');
if (lastSlash) {
Mp4FileName = lastSlash + 1;
} else {
Mp4FileName = Mp4PathName;
}
/* warn about extraneous non-option arguments */
if (optind < argc) {
fprintf(stderr, "%s: unknown options specified, ignoring: ", ProgName);
while (optind < argc) {
fprintf(stderr, "%s ", argv[optind++]);
}
fprintf(stderr, "\n");
}
/* end processing of command line */
MP4FileHandle mp4File = MP4Read(Mp4PathName, verbosity);
if (!mp4File) {
exit(1);
}
if (trackId == MP4_INVALID_TRACK_ID) {
u_int32_t numTracks = MP4GetNumberOfTracks(mp4File, MP4_VIDEO_TRACK_TYPE);
printf("tracks %d\n", numTracks);
for (u_int32_t ix = 0; ix < numTracks; ix++) {
trackId = MP4FindTrackId(mp4File, ix, MP4_VIDEO_TRACK_TYPE);
DumpTrack(mp4File, trackId, dump_offset, dump_rend);
}
} else {
DumpTrack(mp4File, trackId, dump_offset, dump_rend);
}
MP4Close(mp4File);
return(0);
}
int main (int argc, char *argv[])
{
int len = 0;
char *allargs = NULL, *step;
argc--;
argv++;
while (argc > 0 && strcasestr(*argv, ".mp4") != NULL) {
MP4FileHandle mp4File;
mp4File = MP4Read(*argv, MP4_DETAILS_ERROR);
if (MP4_IS_VALID_FILE_HANDLE(mp4File)) {
MP4TrackId tid;
uint32_t ix = 0;
do {
uint32_t verb = MP4GetVerbosity(mp4File);
MP4SetVerbosity(mp4File, verb & ~(MP4_DETAILS_ERROR));
tid = MP4FindTrackId(mp4File, ix, MP4_VIDEO_TRACK_TYPE);
MP4SetVerbosity(mp4File, verb);
if (MP4_IS_VALID_TRACK_ID(tid)) {
uint8_t type = MP4GetTrackEsdsObjectTypeId(mp4File, tid);
if (type == MP4_MPEG4_VIDEO_TYPE) {
uint8_t *foo;
uint32_t bufsize;
MP4GetTrackESConfiguration(mp4File, tid, &foo, &bufsize);
if (foo != NULL && bufsize != 0) {
printf("%s\n", *argv);
decode(foo, bufsize);
free(foo);
} else {
fprintf(stderr, "%s - track %d - can't find esds\n", *argv, tid);
}
} else {
fprintf(stderr, "%s - track %d is not MPEG4 - type %u\n",
*argv, tid, type);
}
}
ix++;
} while (MP4_IS_VALID_TRACK_ID(tid));
} else {
fprintf(stderr, "%s is not a valid mp4 file\n", *argv);
}
argc--;
argv++;
}
if (argc > 0) {
len = 1;
while (argc > 0) {
len += strlen(*argv);
if (allargs == NULL) {
allargs = (char *)malloc(len);
allargs[0] = '\0';
} else
allargs = (char *)realloc(allargs, len);
strcat(allargs, *argv);
argv++;
argc--;
}
if ((len - 1) & 0x1) {
fprintf(stderr, "odd length VOL\n");
exit(1);
}
len /= 2;
uint8_t *vol = (uint8_t *)malloc(len), *write;
write = vol;
step = allargs;
int ix;
for (ix = 0; ix < len; ix++) {
*write = 0;
*write = tohex(*step) << 4;
step++;
*write |= tohex(*step);
step++;
write++;
}
printf("decoding vol \"%s\"\n", allargs);
decode(vol, len);
}
return(0);
}
void Context::open(const char * file)
{
fh = MP4Read(file, 0);
if (fh == MP4_INVALID_FILE_HANDLE) throw Exception(file, "Open failed");
getTracks(file);
}
Result SoundSourceM4A::tryOpen(const AudioSourceConfig& audioSrcCfg) {
DEBUG_ASSERT(MP4_INVALID_FILE_HANDLE == m_hFile);
// open MP4 file, check for >= ver 1.9.1
// From mp4v2/file.h:
// * On Windows, this should be a UTF-8 encoded string.
// * On other platforms, it should be an 8-bit encoding that is
// * appropriate for the platform, locale, file system, etc.
// * (prefer to use UTF-8 when possible).
#if MP4V2_PROJECT_version_hex <= 0x00010901
m_hFile = MP4Read(getLocalFileName().toUtf8().constData(), 0);
#else
m_hFile = MP4Read(getLocalFileName().toUtf8().constData());
#endif
if (MP4_INVALID_FILE_HANDLE == m_hFile) {
qWarning() << "Failed to open file for reading:" << getUrlString();
return ERR;
}
m_trackId = findFirstAudioTrackId(m_hFile);
if (MP4_INVALID_TRACK_ID == m_trackId) {
qWarning() << "No AAC track found:" << getUrlString();
return ERR;
}
// Read fixed sample duration. If the sample duration is not
// fixed (that is, if the number of frames per sample block varies
// through the file), the call returns MP4_INVALID_DURATION. We
// can't currently handle these.
m_framesPerSampleBlock = MP4GetTrackFixedSampleDuration(m_hFile, m_trackId);
if (MP4_INVALID_DURATION == m_framesPerSampleBlock) {
qWarning() << "Unable to decode tracks with non-fixed sample durations: " << getUrlString();
return ERR;
}
const MP4SampleId numberOfSamples =
MP4GetTrackNumberOfSamples(m_hFile, m_trackId);
if (0 >= numberOfSamples) {
qWarning() << "Failed to read number of samples from file:" << getUrlString();
return ERR;
}
m_maxSampleBlockId = kSampleBlockIdMin + (numberOfSamples - 1);
// Determine the maximum input size (in bytes) of a
// sample block for the selected track.
const u_int32_t maxSampleBlockInputSize = MP4GetTrackMaxSampleSize(m_hFile,
m_trackId);
m_inputBuffer.resize(maxSampleBlockInputSize, 0);
DEBUG_ASSERT(nullptr == m_hDecoder); // not already opened
m_hDecoder = NeAACDecOpen();
if (!m_hDecoder) {
qWarning() << "Failed to open the AAC decoder!";
return ERR;
}
NeAACDecConfigurationPtr pDecoderConfig = NeAACDecGetCurrentConfiguration(
m_hDecoder);
pDecoderConfig->outputFormat = FAAD_FMT_FLOAT;
if ((kChannelCountMono == audioSrcCfg.channelCountHint) ||
(kChannelCountStereo == audioSrcCfg.channelCountHint)) {
pDecoderConfig->downMatrix = 1;
} else {
pDecoderConfig->downMatrix = 0;
}
pDecoderConfig->defObjectType = LC;
if (!NeAACDecSetConfiguration(m_hDecoder, pDecoderConfig)) {
qWarning() << "Failed to configure AAC decoder!";
return ERR;
}
u_int8_t* configBuffer = nullptr;
u_int32_t configBufferSize = 0;
if (!MP4GetTrackESConfiguration(m_hFile, m_trackId, &configBuffer,
&configBufferSize)) {
/* failed to get mpeg-4 audio config... this is ok.
* NeAACDecInit2() will simply use default values instead.
*/
qWarning() << "Failed to read the MP4 audio configuration."
<< "Continuing with default values.";
}
SAMPLERATE_TYPE sampleRate;
unsigned char channelCount;
if (0 > NeAACDecInit2(m_hDecoder, configBuffer, configBufferSize,
&sampleRate, &channelCount)) {
free(configBuffer);
qWarning() << "Failed to initialize the AAC decoder!";
return ERR;
} else {
free(configBuffer);
}
// Calculate how many sample blocks we need to decode in advance
// of a random seek in order to get the recommended number of
// prefetch frames
m_numberOfPrefetchSampleBlocks = (kNumberOfPrefetchFrames +
(m_framesPerSampleBlock - 1)) / m_framesPerSampleBlock;
setChannelCount(channelCount);
setFrameRate(sampleRate);
setFrameCount(((m_maxSampleBlockId - kSampleBlockIdMin) + 1) * m_framesPerSampleBlock);
// Resize temporary buffer for decoded sample data
const SINT sampleBufferCapacity =
frames2samples(m_framesPerSampleBlock);
m_sampleBuffer.resetCapacity(sampleBufferCapacity);
// Invalidate current position to enforce the following
// seek operation
m_curFrameIndex = getMaxFrameIndex();
// (Re-)Start decoding at the beginning of the file
seekSampleFrame(getMinFrameIndex());
return OK;
}
int main(int argc, char** argv)
{
const char* usageString =
"[-l] [-t <track-id>] [-s <sample-id>] [-v [<level>]] <file-name>\n";
bool doList = false;
bool doSamples = false;
MP4TrackId trackId = MP4_INVALID_TRACK_ID;
MP4SampleId sampleId = MP4_INVALID_SAMPLE_ID;
char* dstFileName = NULL;
u_int32_t verbosity = MP4_DETAILS_ERROR;
fprintf(stderr, "You don't want to use this utility - use mp4creator --extract instead\n");
fprintf(stderr, "If you really want to use it, remove this warning and the exit call\n");
fprintf(stderr, "from the source file\n");
exit(-1);
/* begin processing command line */
ProgName = argv[0];
while (true) {
int c = -1;
int option_index = 0;
static struct option long_options[] = {
{ "list", 0, 0, 'l' },
{ "track", 1, 0, 't' },
{ "sample", 2, 0, 's' },
{ "verbose", 2, 0, 'v' },
{ "version", 0, 0, 'V' },
{ NULL, 0, 0, 0 }
};
c = getopt_long_only(argc, argv, "lt:s::v::V",
long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 'l':
doList = true;
break;
case 's':
doSamples = true;
if (optarg) {
if (sscanf(optarg, "%u", &sampleId) != 1) {
fprintf(stderr,
"%s: bad sample-id specified: %s\n",
ProgName, optarg);
}
}
break;
case 't':
if (sscanf(optarg, "%u", &trackId) != 1) {
fprintf(stderr,
"%s: bad track-id specified: %s\n",
ProgName, optarg);
exit(1);
}
break;
case 'v':
verbosity |= MP4_DETAILS_READ;
if (optarg) {
u_int32_t level;
if (sscanf(optarg, "%u", &level) == 1) {
if (level >= 2) {
verbosity |= MP4_DETAILS_TABLE;
}
if (level >= 3) {
verbosity |= MP4_DETAILS_SAMPLE;
}
if (level >= 4) {
verbosity = MP4_DETAILS_ALL;
}
}
}
break;
case '?':
fprintf(stderr, "usage: %s %s", ProgName, usageString);
exit(0);
case 'V':
fprintf(stderr, "%s - %s version %s\n",
ProgName, MPEG4IP_PACKAGE, MPEG4IP_VERSION);
exit(0);
default:
fprintf(stderr, "%s: unknown option specified, ignoring: %c\n",
ProgName, c);
}
}
/* check that we have at least one non-option argument */
if ((argc - optind) < 1) {
fprintf(stderr, "usage: %s %s", ProgName, usageString);
exit(1);
}
if (verbosity) {
fprintf(stderr, "%s version %s\n", ProgName, MPEG4IP_VERSION);
}
/* point to the specified file names */
Mp4PathName = argv[optind++];
/* get dest file name for a single track */
if (trackId && (argc - optind) > 0) {
dstFileName = argv[optind++];
}
char* lastSlash = strrchr(Mp4PathName, '/');
if (lastSlash) {
Mp4FileName = lastSlash + 1;
} else {
Mp4FileName = Mp4PathName;
}
/* warn about extraneous non-option arguments */
if (optind < argc) {
fprintf(stderr, "%s: unknown options specified, ignoring: ", ProgName);
while (optind < argc) {
fprintf(stderr, "%s ", argv[optind++]);
}
fprintf(stderr, "\n");
}
/* end processing of command line */
MP4FileHandle mp4File = MP4Read(Mp4PathName, verbosity);
if (!mp4File) {
exit(1);
}
if (doList) {
MP4Info(mp4File);
exit(0);
}
if (trackId == 0) {
u_int32_t numTracks = MP4GetNumberOfTracks(mp4File);
for (u_int32_t i = 0; i < numTracks; i++) {
trackId = MP4FindTrackId(mp4File, i);
ExtractTrack(mp4File, trackId, doSamples, sampleId);
}
} else {
ExtractTrack(mp4File, trackId, doSamples, sampleId, dstFileName);
}
MP4Close(mp4File);
return(0);
}
Result SoundSourceM4A::tryOpen(const AudioSourceConfig& audioSrcCfg) {
DEBUG_ASSERT(MP4_INVALID_FILE_HANDLE == m_hFile);
/* open MP4 file, check for >= ver 1.9.1 */
#if MP4V2_PROJECT_version_hex <= 0x00010901
m_hFile = MP4Read(getLocalFileNameBytes().constData(), 0);
#else
m_hFile = MP4Read(getLocalFileNameBytes().constData());
#endif
if (MP4_INVALID_FILE_HANDLE == m_hFile) {
qWarning() << "Failed to open file for reading:" << getUrlString();
return ERR;
}
m_trackId = findFirstAudioTrackId(m_hFile);
if (MP4_INVALID_TRACK_ID == m_trackId) {
qWarning() << "No AAC track found:" << getUrlString();
return ERR;
}
const MP4SampleId numberOfSamples =
MP4GetTrackNumberOfSamples(m_hFile, m_trackId);
if (0 >= numberOfSamples) {
qWarning() << "Failed to read number of samples from file:" << getUrlString();
return ERR;
}
m_maxSampleBlockId = kSampleBlockIdMin + (numberOfSamples - 1);
// Determine the maximum input size (in bytes) of a
// sample block for the selected track.
const u_int32_t maxSampleBlockInputSize = MP4GetTrackMaxSampleSize(m_hFile,
m_trackId);
m_inputBuffer.resize(maxSampleBlockInputSize, 0);
DEBUG_ASSERT(NULL == m_hDecoder); // not already opened
m_hDecoder = NeAACDecOpen();
if (!m_hDecoder) {
qWarning() << "Failed to open the AAC decoder!";
return ERR;
}
NeAACDecConfigurationPtr pDecoderConfig = NeAACDecGetCurrentConfiguration(
m_hDecoder);
pDecoderConfig->outputFormat = FAAD_FMT_FLOAT;
if ((kChannelCountMono == audioSrcCfg.channelCountHint) ||
(kChannelCountStereo == audioSrcCfg.channelCountHint)) {
pDecoderConfig->downMatrix = 1;
} else {
pDecoderConfig->downMatrix = 0;
}
pDecoderConfig->defObjectType = LC;
if (!NeAACDecSetConfiguration(m_hDecoder, pDecoderConfig)) {
qWarning() << "Failed to configure AAC decoder!";
return ERR;
}
u_int8_t* configBuffer = NULL;
u_int32_t configBufferSize = 0;
if (!MP4GetTrackESConfiguration(m_hFile, m_trackId, &configBuffer,
&configBufferSize)) {
/* failed to get mpeg-4 audio config... this is ok.
* NeAACDecInit2() will simply use default values instead.
*/
qWarning() << "Failed to read the MP4 audio configuration."
<< "Continuing with default values.";
}
SAMPLERATE_TYPE sampleRate;
unsigned char channelCount;
if (0 > NeAACDecInit2(m_hDecoder, configBuffer, configBufferSize,
&sampleRate, &channelCount)) {
free(configBuffer);
qWarning() << "Failed to initialize the AAC decoder!";
return ERR;
} else {
free(configBuffer);
}
setChannelCount(channelCount);
setFrameRate(sampleRate);
setFrameCount(getFrameCountForSampleBlockId(m_maxSampleBlockId));
// Resize temporary buffer for decoded sample data
const SINT sampleBufferCapacity =
frames2samples(kFramesPerSampleBlock);
m_sampleBuffer.resetCapacity(sampleBufferCapacity);
// Invalidate current position to enforce the following
// seek operation
m_curFrameIndex = getMaxFrameIndex();
// (Re-)Start decoding at the beginning of the file
seekSampleFrame(getMinFrameIndex());
return OK;
}
bool LoadFileAAC(FILE_INFO *pFile)
{
MP4FileHandle h = MP4Read(GetFullPath(pFile), 0);
if (h == MP4_INVALID_FILE_HANDLE) {
return false;
}
char* value;
char* buff;
u_int16_t no, total;
if (MP4GetMetadataName(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetTrackNameSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataArtist(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetArtistNameSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataWriter(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetComposerSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataComment(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetCommentSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataTool(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetSoftwareSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataYear(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetYearSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataAlbum(h, &value) == true) {
if (UTF8toSJIS(value, &buff) == true) {
SetAlbumNameSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataAlbumArtist(h, &value) == true) { /* 取得できるようにmp4v2.dllを変更 */
if (UTF8toSJIS(value, &buff) == true) {
SetAlbumArtistSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataTrack(h, &no, &total) == true) {
char trackNo[10];
if (total > 0) {
sprintf(trackNo, "%d/%d", no, total);
} else {
sprintf(trackNo, "%d", no);
}
SetTrackNumberSI(pFile, trackNo);
}
if (MP4GetMetadataDisk(h, &no, &total) == true) {
char diskNo[10];
if (total > 0) {
sprintf(diskNo, "%d/%d", no, total);
} else {
sprintf(diskNo, "%d", no);
}
SetDiskNumberSI(pFile, diskNo);
}
if (MP4GetMetadataGenre(h, &value) == true) { /* 取得できるようにmp4v2.dllを変更 */
if (UTF8toSJIS(value, &buff) == true) {
SetGenreSI(pFile, buff);
free(buff);
}
}
if (MP4GetMetadataGrouping(h, &value) == true) { /* 取得できるようにmp4v2.dllに追加 */
if (UTF8toSJIS(value, &buff) == true) {
SetKeywordSI(pFile, buff);
free(buff);
}
}
CString strOther = "";
{
u_int16_t tempo;
if (MP4GetMetadataTempo(h, &tempo) == true) {
if (tempo > 0) {
char buff[10];
sprintf(buff, " %dBPM", tempo);
strOther += buff;
}
}
}
{
u_int8_t cpl;
if (MP4GetMetadataCompilation(h, &cpl) == true) {
if (cpl == 1) {
strOther += " ｺﾝﾋﾟﾚｰｼｮﾝの一部";
}
}
}
//MP4TrackId trackId = MP4FindTrackId(pFile, 0, MP4_AUDIO_TRACK_TYPE);
//SetAudioFormat(pFile, MP4Info(h));
// mp4info.cpp PrintAudioInfo()
MP4TrackId trackId = MP4FindTrackId(h, 0);
static const char* mpeg4AudioNames[] = {
"MPEG-4 AAC main",
"MPEG-4 AAC LC",
"MPEG-4 AAC SSR",
"MPEG-4 AAC LTP",
NULL,
"MPEG-4 AAC Scalable",
"MPEG-4 TwinVQ",
"MPEG-4 CELP",
"MPEG-4 HVXC",
NULL, NULL,
"MPEG-4 TTSI",
"MPEG-4 Main Synthetic",
"MPEG-4 Wavetable Syn",
"MPEG-4 General MIDI",
"MPEG-4 Algo Syn and Audio FX",
"MPEG-4 ER AAC LC",
NULL,
"MPEG-4 ER AAC LTP",
"MPEG-4 ER AAC Scalable",
"MPEG-4 ER TwinVQ",
"MPEG-4 ER BSAC",
"MPEG-4 ER ACC LD",
"MPEG-4 ER CELP",
"MPEG-4 ER HVXC",
"MPEG-4 ER HILN",
"MPEG-4 ER Parametric",
};
static u_int8_t mpegAudioTypes[] = {
MP4_MPEG2_AAC_MAIN_AUDIO_TYPE, // 0x66
MP4_MPEG2_AAC_LC_AUDIO_TYPE, // 0x67
MP4_MPEG2_AAC_SSR_AUDIO_TYPE, // 0x68
MP4_MPEG2_AUDIO_TYPE, // 0x69
MP4_MPEG1_AUDIO_TYPE, // 0x6B
MP4_PCM16_LITTLE_ENDIAN_AUDIO_TYPE,
MP4_VORBIS_AUDIO_TYPE,
MP4_ALAW_AUDIO_TYPE,
MP4_ULAW_AUDIO_TYPE,
MP4_G723_AUDIO_TYPE,
MP4_PCM16_BIG_ENDIAN_AUDIO_TYPE,
};
static const char* mpegAudioNames[] = {
"MPEG-2 AAC Main",
"MPEG-2 AAC LC",
"MPEG-2 AAC SSR",
"MPEG-2 Audio (13818-3)",
"MPEG-1 Audio (11172-3)",
"PCM16 (little endian)",
"Vorbis",
"G.711 aLaw",
"G.711 uLaw",
"G.723.1",
"PCM16 (big endian)",
};
static u_int8_t numMpegAudioTypes =
sizeof(mpegAudioTypes) / sizeof(u_int8_t);
u_int8_t type =
MP4GetTrackEsdsObjectTypeId(h, trackId);
const char* typeName = "Unknown";
if (type == MP4_MPEG4_AUDIO_TYPE) {
u_int8_t* pAacConfig = NULL;
u_int32_t aacConfigLength;
MP4GetTrackESConfiguration(h,
trackId,
&pAacConfig,
&aacConfigLength);
if (pAacConfig != NULL && aacConfigLength >= 2) {
type = (pAacConfig[0] >> 3) & 0x1f;
if (type == 0 || type == 5 || type == 10 || type == 11 ||
type == 18 || type >= 28) {
typeName = "MPEG-4";
} else {
typeName = mpeg4AudioNames[type - 1];
}
MP4Free(pAacConfig);
} else {
bool Read_Tag(LPCSTR filename, void* tagHandle)
{
// TODO:
// read metadata from tag and set each field to tagHandle
// only TAGFIELD_* are supported (see QCDModTagEditor.h)
// example of how to set value to tagHandle
// use SetFieldA for ASCII or MultiBytes strings.
// use SetFieldW for UNICODE strings
//
// ModInitTag.SetFieldW(tagHandle, TAGFIELD_COMPOSER, szwValue);
// return true for successfull read, false for failure
MP4FileHandle file = MP4_INVALID_FILE_HANDLE;
char *pVal, dummy1[1024];
short dummy, dummy2;
u_int32_t valueSize = 0;
#ifdef DEBUG_OUTPUT
in_mp4_DebugOutput("mp4_tag_read");
#endif
file = MP4Read(filename, 0);
if (file == MP4_INVALID_FILE_HANDLE)
return false;
/* get Metadata */
pVal = NULL;
MP4GetMetadataName(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_TITLE, pVal);
pVal = NULL;
MP4GetMetadataArtist(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_ARTIST, pVal);
pVal = NULL;
MP4GetMetadataWriter(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_COMPOSER, pVal);
pVal = NULL;
MP4GetMetadataComment(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_COMMENT, pVal);
pVal = NULL;
MP4GetMetadataAlbum(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_ALBUM, pVal);
pVal = NULL;
MP4GetMetadataGenre(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_GENRE, pVal);
//dummy = 0;
//MP4GetMetadataTempo(file, &dummy);
//if (dummy)
//{
// wsprintf(dummy1, "%d", dummy);
// SetDlgItemText(hwndDlg,IDC_METATEMPO, dummy1);
//}
dummy = 0; dummy2 = 0;
MP4GetMetadataTrack(file, (unsigned __int16*)&dummy, (unsigned __int16*)&dummy2);
if (dummy)
{
wsprintf(dummy1, "%d", dummy);
ModInitTag.SetFieldA(tagHandle, TAGFIELD_TRACK, dummy1);
}
//if (dumm2)
//{
// wsprintf(dummy1, "%d", dummy2);
// SetDlgItemText(hwndDlg,IDC_METATRACK2, dummy1);
//}
//dummy = 0; dummy2 = 0;
//MP4GetMetadataDisk(file, &dummy, &dummy2);
//if (dummy)
//{
// wsprintf(dummy1, "%d", dummy);
// SetDlgItemText(hwndDlg,IDC_METADISK1, dummy1);
//}
//if (dummy)
//{
// wsprintf(dummy1, "%d", dummy2);
// SetDlgItemText(hwndDlg,IDC_METADISK2, dummy1);
//}
pVal = NULL;
if (MP4GetMetadataYear(file, &pVal))
uSetDlgItemText(tagHandle, TAGFIELD_YEAR, pVal);
//dummy3 = 0;
//MP4GetMetadataCompilation(file, &dummy3);
//if (dummy3)
// SendMessage(GetDlgItem(hwndDlg, IDC_METACOMPILATION), BM_SETCHECK, BST_CHECKED, 0);
pVal = NULL;
MP4GetMetadataTool(file, &pVal);
uSetDlgItemText(tagHandle, TAGFIELD_ENCODER, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "CONDUCTOR", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_CONDUCTOR, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "ORCHESTRA", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_ORCHESTRA, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "YEARCOMPOSED", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_YEARCOMPOSED, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "ORIGARTIST", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_ORIGARTIST, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "LABEL", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_LABEL, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "COPYRIGHT", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_COPYRIGHT, pVal);
pVal = NULL;
MP4GetMetadataFreeForm(file, "CDDBTAGID", (unsigned __int8**)&pVal, &valueSize);
uSetDlgItemText(tagHandle, TAGFIELD_CDDBTAGID, pVal);
/* ! Metadata */
MP4Close(file);
return true;
}
void main(int argc, char** argv)
{
if (argc < 2) {
fprintf(stderr, "Usage: %s <file>\n", argv[0]);
exit(1);
}
//u_int32_t verbosity = MP4_DETAILS_ALL;
char* fileName = argv[1];
// open the mp4 file, and read meta-info
MP4FileHandle mp4File = MP4Read(fileName );
uint8_t profileLevel = MP4GetVideoProfileLevel(mp4File);
// get a handle on the first video track
MP4TrackId trackId = MP4FindTrackId(mp4File, 0, "video");
// gather the crucial track information
uint32_t timeScale = MP4GetTrackTimeScale(mp4File, trackId);
// note all times and durations
// are in units of the track time scale
MP4Duration trackDuration = MP4GetTrackDuration(mp4File, trackId);
MP4SampleId numSamples = MP4GetTrackNumberOfSamples(mp4File, trackId);
uint32_t maxSampleSize = MP4GetTrackMaxSampleSize(mp4File, trackId);
uint8_t* pConfig;
uint32_t configSize = 0;
MP4GetTrackESConfiguration(mp4File, trackId, &pConfig, &configSize);
// initialize decoder with Elementary Stream (ES) configuration
// done with our copy of ES configuration
free(pConfig);
// now consecutively read and display the track samples
uint8_t* pSample = (uint8_t*)malloc(maxSampleSize);
uint32_t sampleSize;
MP4Timestamp sampleTime;
MP4Duration sampleDuration;
MP4Duration sampleRenderingOffset;
bool isSyncSample;
for (MP4SampleId sampleId = 1; sampleId <= numSamples; sampleId++) {
// give ReadSample our own buffer, and let it know how big it is
sampleSize = maxSampleSize;
// read next sample from video track
MP4ReadSample(mp4File, trackId, sampleId,
&pSample, &sampleSize,
&sampleTime, &sampleDuration, &sampleRenderingOffset,
&isSyncSample);
// convert timestamp and duration from track time to milliseconds
uint64_t myTime = MP4ConvertFromTrackTimestamp(mp4File, trackId,
sampleTime, MP4_MSECS_TIME_SCALE);
uint64_t myDuration = MP4ConvertFromTrackDuration(mp4File, trackId,
sampleDuration, MP4_MSECS_TIME_SCALE);
// decode frame and display it
}
// close mp4 file
MP4Close(mp4File);
// Note to seek to time 'when' in the track
// use MP4GetSampleIdFromTime(MP4FileHandle hFile,
// MP4Timestamp when, bool wantSyncSample)
// 'wantSyncSample' determines if a sync sample is desired or not
// e.g.
// MP4Timestamp when =
// MP4ConvertToTrackTimestamp(mp4File, trackId, 30, MP4_SECS_TIME_SCALE);
// MP4SampleId newSampleId = MP4GetSampleIdFromTime(mp4File, when, true);
// MP4ReadSample(mp4File, trackId, newSampleId, ...);
//
// Note that start time for sample may be later than 'when'
exit(0);
}
bool Write_Tag(LPCSTR filename, void* tagHandle)
{
// TODO:
// read metadata from tagHandle and set each field to supported tag
// only TAGFIELD_* are supported (see QCDModTagEditor.h)
// example of how to get value from tagHandle
// use SetFieldA for ASCII or MultiBytes strings.
// use SetFieldW for UNICODE strings
//
// szwValue = ModInitTag.GetFieldW(tagHandle, TAGFIELD_ORCHESTRA);
// write tag to file
MP4FileHandle file = MP4_INVALID_FILE_HANDLE;
char dummy1[1024];
char temp[1024];
short dummy, dummy2;
#ifdef DEBUG_OUTPUT
in_mp4_DebugOutput("mp4_tag_write");
#endif
/* save Metadata changes */
tag_delete(&tags);
file = MP4Read(filename, 0);
if (file != MP4_INVALID_FILE_HANDLE)
{
ReadMP4Tag(file, &tags);
MP4Close(file);
file = MP4Modify(filename, 0, 0);
if (file != MP4_INVALID_FILE_HANDLE)
{
MP4MetadataDelete(file);
MP4Close(file);
}
}
file = MP4Modify(filename, 0, 0);
if (file == MP4_INVALID_FILE_HANDLE)
{
tag_delete(&tags);
//EndDialog(hwndDlg, wParam);
return false;
}
uGetDlgItemText(tagHandle, TAGFIELD_TITLE, dummy1, 1024);
tag_set_field(&tags, "title", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_COMPOSER, dummy1, 1024);
tag_set_field(&tags, "writer", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_ARTIST, dummy1, 1024);
tag_set_field(&tags, "artist", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_ALBUM, dummy1, 1024);
tag_set_field(&tags, "album", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_COMMENT, dummy1, 1024);
tag_set_field(&tags, "comment", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_GENRE, dummy1, 1024);
tag_set_field(&tags, "genre", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_YEAR, dummy1, 1024);
tag_set_field(&tags, "year", dummy1);
dummy = 0;
MP4GetMetadataTrack(file, (unsigned __int16*)&dummy, (unsigned __int16*)&dummy2);
memcpy(dummy1, ModInitTag.GetFieldA(tagHandle, TAGFIELD_TRACK), sizeof(dummy1));
dummy = atoi(dummy1);
wsprintf(temp, "%d/%d", dummy, dummy2);
tag_set_field(&tags, "track", temp);
//GetDlgItemText(hwndDlg, IDC_METADISK1, dummy1, 1024);
//dummy = atoi(dummy1);
//GetDlgItemText(hwndDlg, IDC_METADISK2, dummy1, 1024);
//dummy2 = atoi(dummy1);
//wsprintf(temp, "%d/%d", dummy, dummy2);
//tag_set_field(&tags, "disc", temp);
//GetDlgItemText(hwndDlg, IDC_METATEMPO, dummy1, 1024);
//tag_set_field(&tags, "tempo", dummy1);
//dummy3 = SendMessage(GetDlgItem(hwndDlg, IDC_METACOMPILATION), BM_GETCHECK, 0, 0);
//tag_set_field(&tags, "compilation", (dummy3 ? "1" : "0"));
uGetDlgItemText(tagHandle, TAGFIELD_ENCODER, dummy1, 1024);
tag_set_field(&tags, "tool", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_CONDUCTOR, dummy1, 1024);
tag_set_field(&tags, "CONDUCTOR", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_ORCHESTRA, dummy1, 1024);
tag_set_field(&tags, "ORCHESTRA", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_YEARCOMPOSED, dummy1, 1024);
tag_set_field(&tags, "YEARCOMPOSED", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_ORIGARTIST, dummy1, 1024);
tag_set_field(&tags, "ORIGARTIST", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_LABEL, dummy1, 1024);
tag_set_field(&tags, "LABEL", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_COPYRIGHT, dummy1, 1024);
tag_set_field(&tags, "COPYRIGHT", dummy1);
uGetDlgItemText(tagHandle, TAGFIELD_CDDBTAGID, dummy1, 1024);
tag_set_field(&tags, "CDDBTAGID", dummy1);
WriteMP4Tag(file, &tags);
MP4Close(file);
MP4Optimize(filename, NULL, 0);
/* ! */
return true;
}
int MP4Streamer::Open(const char *filename)
{
//LOg
Log(">MP4 opening [%s]\n",filename);
//Lock
pthread_mutex_lock(&mutex);
//If already opened
if (opened)
{
//Unlock
pthread_mutex_unlock(&mutex);
//Return error
return Error("Already opened\n");
}
// Open mp4 file
mp4 = MP4Read(filename);
// If not valid
if (mp4 == MP4_INVALID_FILE_HANDLE)
{
//Unlock
pthread_mutex_unlock(&mutex);
//Return error
return Error("Invalid file handle for %s\n",filename);
}
//No tracks
audio = NULL;
video = NULL;
text = NULL;
//Iterate thougth tracks
DWORD i = 0;
// Get the first hint track
MP4TrackId hintId = MP4_INVALID_TRACK_ID;
// Iterate hint tracks
do
{
// Get the next hint track
hintId = MP4FindTrackId(mp4, i++, MP4_HINT_TRACK_TYPE, 0);
Log("-Found hint track [hintId:%d]\n", hintId);
// Get asociated track
MP4TrackId trackId = MP4GetHintTrackReferenceTrackId(mp4, hintId);
// Check it's good
if (trackId != MP4_INVALID_TRACK_ID)
{
// Get track type
const char *type = MP4GetTrackType(mp4, trackId);
// Get rtp track
char *name;
BYTE payload;
MP4GetHintTrackRtpPayload(mp4, hintId, &name, &payload, NULL, NULL);
Log("-Streaming media [trackId:%d,type:\"%s\",name:\"%s\",payload:%d]\n", trackId, type, name, payload);
// Check track type
if ((strcmp(type, MP4_AUDIO_TRACK_TYPE) == 0) && !audio)
{
// Depending on the name
if (strcmp("PCMU", name) == 0)
//Create new audio track
audio = new MP4RtpTrack(MediaFrame::Audio,AudioCodec::PCMU,payload);
else if (strcmp("PCMA", name) == 0)
//Create new audio track
audio = new MP4RtpTrack(MediaFrame::Audio,AudioCodec::PCMA,payload);
else
//Skip
continue;
// Get time scale
audio->timeScale = MP4GetTrackTimeScale(mp4, hintId);
//Store the other values
audio->mp4 = mp4;
audio->hint = hintId;
audio->track = trackId;
audio->sampleId = 1;
audio->packetIndex = 0;
} else if ((strcmp(type, MP4_VIDEO_TRACK_TYPE) == 0) && !video) {
// Depending on the name
if (strcmp("H263", name) == 0)
//Create new video track
video = new MP4RtpTrack(MediaFrame::Video,VideoCodec::H263_1996,payload);
else if (strcmp("H263-1998", name) == 0)
//Create new video track
video = new MP4RtpTrack(MediaFrame::Video,VideoCodec::H263_1998,payload);
else if (strcmp("H263-2000", name) == 0)
//Create new video track
video = new MP4RtpTrack(MediaFrame::Video,VideoCodec::H263_1998,payload);
else if (strcmp("H264", name) == 0)
//Create new video track
video = new MP4RtpTrack(MediaFrame::Video,VideoCodec::H264,payload);
else
continue;
// Get time scale
video->timeScale = MP4GetTrackTimeScale(mp4, hintId);
// it's video
video->mp4 = mp4;
video->hint = hintId;
video->track = trackId;
video->sampleId = 1;
video->packetIndex = 0;
}
}
} while (hintId != MP4_INVALID_TRACK_ID);
// Get the first text
MP4TrackId textId = MP4FindTrackId(mp4, 0, MP4_TEXT_TRACK_TYPE, 0);
Log("-Found text track [%d]\n",textId);
// Iterate hint tracks
if (textId != MP4_INVALID_TRACK_ID)
{
//We have it
text = new MP4TextTrack();
//Set values
text->mp4 = mp4;
text->track = textId;
text->sampleId = 1;
// Get time scale
text->timeScale = MP4GetTrackTimeScale(mp4, textId);
}
//We are opened
opened = true;
//Unlock
pthread_mutex_unlock(&mutex);
return 1;
}
