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For #299, Refine init mp4, use fragment
This commit is contained in:
winlin
parent
8d679a6f9a
commit
721a8457c2
4 changed files with 280 additions and 245 deletions
1
.gitignore
vendored
1
.gitignore
vendored
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@ -15,6 +15,7 @@
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# by winlin
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*.pyc
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*.swp
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.DS_Store
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/trunk/Makefile
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/trunk/objs
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/trunk/src/build-qt-Desktop-Debug
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1
trunk/.gitignore
vendored
1
trunk/.gitignore
vendored
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@ -1,5 +1,6 @@
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.idea/
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/*.conf
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/*.txt
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/*.flv
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/doc/frozen*.flv
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/doc/kungfupanda*.flv
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@ -37,6 +37,258 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#include <sstream>
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using namespace std;
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SrsInitMp4::SrsInitMp4()
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{
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fw = new SrsFileWriter();
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}
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SrsInitMp4::~SrsInitMp4()
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{
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srs_freep(fw);
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}
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int SrsInitMp4::write(SrsFormat* format, bool video, int tid)
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{
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int ret = ERROR_SUCCESS;
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string path_tmp = fullpath() + ".tmp";
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if ((ret = fw->open(path_tmp)) != ERROR_SUCCESS) {
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srs_error("DASH: Open media failed, path=%s, ret=%d", path_tmp.c_str(), ret);
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return ret;
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}
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// Write ftyp box.
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SrsMp4FileTypeBox* ftyp = new SrsMp4FileTypeBox();
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SrsAutoFree(SrsMp4FileTypeBox, ftyp);
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if (true) {
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ftyp->major_brand = SrsMp4BoxBrandISO5;
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ftyp->minor_version = 0;
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ftyp->set_compatible_brands(SrsMp4BoxBrandISOM, SrsMp4BoxBrandISO5, SrsMp4BoxBrandDASH, SrsMp4BoxBrandMP42);
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}
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// Write moov.
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SrsMp4MovieBox* moov = new SrsMp4MovieBox();
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SrsAutoFree(SrsMp4MovieBox, moov);
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if (true) {
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SrsMp4MovieHeaderBox* mvhd = new SrsMp4MovieHeaderBox();
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moov->set_mvhd(mvhd);
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mvhd->timescale = 1000; // Use tbn ms.
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mvhd->duration_in_tbn = 0;
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mvhd->next_track_ID = tid;
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if (video) {
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SrsMp4TrackBox* trak = new SrsMp4TrackBox();
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moov->add_trak(trak);
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SrsMp4TrackHeaderBox* tkhd = new SrsMp4TrackHeaderBox();
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trak->set_tkhd(tkhd);
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tkhd->track_ID = mvhd->next_track_ID++;
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tkhd->duration = 0;
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tkhd->width = (format->vcodec->width << 16);
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tkhd->height = (format->vcodec->height << 16);
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SrsMp4MediaBox* mdia = new SrsMp4MediaBox();
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trak->set_mdia(mdia);
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SrsMp4MediaHeaderBox* mdhd = new SrsMp4MediaHeaderBox();
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mdia->set_mdhd(mdhd);
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mdhd->timescale = 1000;
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mdhd->duration = 0;
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mdhd->set_language0('u');
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mdhd->set_language1('n');
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mdhd->set_language2('d');
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SrsMp4HandlerReferenceBox* hdlr = new SrsMp4HandlerReferenceBox();
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mdia->set_hdlr(hdlr);
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hdlr->handler_type = SrsMp4HandlerTypeVIDE;
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hdlr->name = "VideoHandler";
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SrsMp4MediaInformationBox* minf = new SrsMp4MediaInformationBox();
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mdia->set_minf(minf);
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SrsMp4VideoMeidaHeaderBox* vmhd = new SrsMp4VideoMeidaHeaderBox();
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minf->set_vmhd(vmhd);
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SrsMp4DataInformationBox* dinf = new SrsMp4DataInformationBox();
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minf->set_dinf(dinf);
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SrsMp4DataReferenceBox* dref = new SrsMp4DataReferenceBox();
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dinf->set_dref(dref);
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SrsMp4DataEntryBox* url = new SrsMp4DataEntryUrlBox();
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dref->append(url);
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SrsMp4SampleTableBox* stbl = new SrsMp4SampleTableBox();
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minf->set_stbl(stbl);
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SrsMp4SampleDescriptionBox* stsd = new SrsMp4SampleDescriptionBox();
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stbl->set_stsd(stsd);
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SrsMp4VisualSampleEntry* avc1 = new SrsMp4VisualSampleEntry();
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stsd->append(avc1);
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avc1->width = format->vcodec->width;
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avc1->height = format->vcodec->height;
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SrsMp4AvccBox* avcC = new SrsMp4AvccBox();
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avc1->set_avcC(avcC);
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avcC->nb_config = format->vcodec->avc_extra_size;
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avcC->avc_config = new uint8_t[format->vcodec->avc_extra_size];
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memcpy(avcC->avc_config, format->vcodec->avc_extra_data, format->vcodec->avc_extra_size);
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SrsMp4DecodingTime2SampleBox* stts = new SrsMp4DecodingTime2SampleBox();
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stbl->set_stts(stts);
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SrsMp4Sample2ChunkBox* stsc = new SrsMp4Sample2ChunkBox();
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stbl->set_stsc(stsc);
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SrsMp4SampleSizeBox* stsz = new SrsMp4SampleSizeBox();
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stbl->set_stsz(stsz);
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SrsMp4ChunkOffsetBox* stco = new SrsMp4ChunkOffsetBox();
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stbl->set_stco(stco);
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SrsMp4MovieExtendsBox* mvex = new SrsMp4MovieExtendsBox();
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moov->set_mvex(mvex);
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SrsMp4TrackExtendsBox* trex = new SrsMp4TrackExtendsBox();
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mvex->set_trex(trex);
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trex->track_ID = tid;
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trex->default_sample_description_index = 1;
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} else {
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SrsMp4TrackBox* trak = new SrsMp4TrackBox();
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moov->add_trak(trak);
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SrsMp4TrackHeaderBox* tkhd = new SrsMp4TrackHeaderBox();
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tkhd->volume = 0x0100;
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trak->set_tkhd(tkhd);
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tkhd->track_ID = mvhd->next_track_ID++;
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tkhd->duration = 0;
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SrsMp4MediaBox* mdia = new SrsMp4MediaBox();
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trak->set_mdia(mdia);
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SrsMp4MediaHeaderBox* mdhd = new SrsMp4MediaHeaderBox();
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mdia->set_mdhd(mdhd);
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mdhd->timescale = 1000;
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mdhd->duration = 0;
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mdhd->set_language0('u');
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mdhd->set_language1('n');
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mdhd->set_language2('d');
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SrsMp4HandlerReferenceBox* hdlr = new SrsMp4HandlerReferenceBox();
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mdia->set_hdlr(hdlr);
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hdlr->handler_type = SrsMp4HandlerTypeSOUN;
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hdlr->name = "SoundHandler";
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SrsMp4MediaInformationBox* minf = new SrsMp4MediaInformationBox();
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mdia->set_minf(minf);
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SrsMp4SoundMeidaHeaderBox* smhd = new SrsMp4SoundMeidaHeaderBox();
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minf->set_smhd(smhd);
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SrsMp4DataInformationBox* dinf = new SrsMp4DataInformationBox();
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minf->set_dinf(dinf);
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SrsMp4DataReferenceBox* dref = new SrsMp4DataReferenceBox();
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dinf->set_dref(dref);
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SrsMp4DataEntryBox* url = new SrsMp4DataEntryUrlBox();
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dref->append(url);
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SrsMp4SampleTableBox* stbl = new SrsMp4SampleTableBox();
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minf->set_stbl(stbl);
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SrsMp4SampleDescriptionBox* stsd = new SrsMp4SampleDescriptionBox();
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stbl->set_stsd(stsd);
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SrsMp4AudioSampleEntry* mp4a = new SrsMp4AudioSampleEntry();
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mp4a->samplerate = uint32_t(srs_flv_srates[format->acodec->sound_rate]) << 16;
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if (format->acodec->sound_size == SrsAudioSampleBits16bit) {
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mp4a->samplesize = 16;
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} else {
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mp4a->samplesize = 8;
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}
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if (format->acodec->sound_type == SrsAudioChannelsStereo) {
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mp4a->channelcount = 2;
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} else {
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mp4a->channelcount = 1;
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}
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stsd->append(mp4a);
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SrsMp4EsdsBox* esds = new SrsMp4EsdsBox();
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mp4a->set_esds(esds);
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SrsMp4ES_Descriptor* es = esds->es;
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es->ES_ID = 0x02;
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SrsMp4DecoderConfigDescriptor& desc = es->decConfigDescr;
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desc.objectTypeIndication = SrsMp4ObjectTypeAac;
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desc.streamType = SrsMp4StreamTypeAudioStream;
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srs_freep(desc.decSpecificInfo);
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SrsMp4DecoderSpecificInfo* asc = new SrsMp4DecoderSpecificInfo();
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desc.decSpecificInfo = asc;
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asc->nb_asc = format->acodec->aac_extra_size;
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asc->asc = new uint8_t[format->acodec->aac_extra_size];
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memcpy(asc->asc, format->acodec->aac_extra_data, format->acodec->aac_extra_size);
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SrsMp4DecodingTime2SampleBox* stts = new SrsMp4DecodingTime2SampleBox();
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stbl->set_stts(stts);
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SrsMp4Sample2ChunkBox* stsc = new SrsMp4Sample2ChunkBox();
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stbl->set_stsc(stsc);
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SrsMp4SampleSizeBox* stsz = new SrsMp4SampleSizeBox();
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stbl->set_stsz(stsz);
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SrsMp4ChunkOffsetBox* stco = new SrsMp4ChunkOffsetBox();
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stbl->set_stco(stco);
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SrsMp4MovieExtendsBox* mvex = new SrsMp4MovieExtendsBox();
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moov->set_mvex(mvex);
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SrsMp4TrackExtendsBox* trex = new SrsMp4TrackExtendsBox();
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mvex->set_trex(trex);
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trex->track_ID = tid;
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trex->default_sample_description_index = 1;
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}
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}
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int nb_data = ftyp->nb_bytes() + moov->nb_bytes();
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uint8_t* data = new uint8_t[nb_data];
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SrsAutoFreeA(uint8_t, data);
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SrsBuffer* buffer = new SrsBuffer();
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SrsAutoFree(SrsBuffer, buffer);
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if ((ret = buffer->initialize((char*)data, nb_data)) != ERROR_SUCCESS) {
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return ret;
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}
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if ((ret = ftyp->encode(buffer)) != ERROR_SUCCESS) {
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return ret;
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}
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if ((ret = moov->encode(buffer)) != ERROR_SUCCESS) {
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return ret;
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}
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if ((ret = fw->write(data, nb_data, NULL)) != ERROR_SUCCESS) {
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return ret;
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}
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return ret;
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}
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SrsFragmentedMp4::SrsFragmentedMp4()
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{
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}
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@ -153,18 +405,13 @@ SrsDashController::SrsDashController()
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video_tack_id = 2;
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audio_track_id = 1;
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mpd = new SrsMpdWriter();
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fragments = new SrsFragmentWindow();
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}
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SrsDashController::~SrsDashController()
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{
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srs_freep(mpd);
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vector<SrsFragmentedMp4*>::iterator it;
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for (it = fragments.begin(); it != fragments.end(); ++it) {
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SrsFragmentedMp4* fragment = *it;
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srs_freep(fragment);
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}
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fragments.clear();
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srs_freep(fragments);
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}
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int SrsDashController::initialize(SrsRequest* r)
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@ -252,247 +499,17 @@ int SrsDashController::refresh_init_mp4(SrsSharedPtrMessage* msg, SrsFormat* for
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path += "/audio-init.mp4";
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}
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SrsFileWriter* fw = new SrsFileWriter();
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SrsAutoFree(SrsFileWriter, fw);
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SrsInitMp4* init_mp4 = new SrsInitMp4();
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SrsAutoFree(SrsInitMp4, init_mp4);
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string path_tmp = path + ".tmp";
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if ((ret = fw->open(path_tmp)) != ERROR_SUCCESS) {
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srs_error("DASH: Open media failed, path=%s, ret=%d", path_tmp.c_str(), ret);
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init_mp4->set_path(path);
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int tid = msg->is_video()? video_tack_id:audio_track_id;
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if ((ret = init_mp4->write(format, msg->is_video(), tid)) != ERROR_SUCCESS) {
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return ret;
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}
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// Write ftyp box.
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SrsMp4FileTypeBox* ftyp = new SrsMp4FileTypeBox();
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SrsAutoFree(SrsMp4FileTypeBox, ftyp);
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if (true) {
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ftyp->major_brand = SrsMp4BoxBrandISO5;
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ftyp->minor_version = 0;
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ftyp->set_compatible_brands(SrsMp4BoxBrandISOM, SrsMp4BoxBrandISO5, SrsMp4BoxBrandDASH, SrsMp4BoxBrandMP42);
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}
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// Write moov.
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SrsMp4MovieBox* moov = new SrsMp4MovieBox();
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SrsAutoFree(SrsMp4MovieBox, moov);
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if (true) {
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SrsMp4MovieHeaderBox* mvhd = new SrsMp4MovieHeaderBox();
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moov->set_mvhd(mvhd);
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mvhd->timescale = 1000; // Use tbn ms.
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mvhd->duration_in_tbn = 0;
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mvhd->next_track_ID = (msg->is_video()? video_tack_id : audio_track_id);
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if (msg->is_video()) {
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SrsMp4TrackBox* trak = new SrsMp4TrackBox();
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moov->add_trak(trak);
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SrsMp4TrackHeaderBox* tkhd = new SrsMp4TrackHeaderBox();
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trak->set_tkhd(tkhd);
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tkhd->track_ID = mvhd->next_track_ID++;
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tkhd->duration = 0;
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tkhd->width = (format->vcodec->width << 16);
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tkhd->height = (format->vcodec->height << 16);
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SrsMp4MediaBox* mdia = new SrsMp4MediaBox();
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trak->set_mdia(mdia);
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SrsMp4MediaHeaderBox* mdhd = new SrsMp4MediaHeaderBox();
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mdia->set_mdhd(mdhd);
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mdhd->timescale = 1000;
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mdhd->duration = 0;
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mdhd->set_language0('u');
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mdhd->set_language1('n');
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mdhd->set_language2('d');
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SrsMp4HandlerReferenceBox* hdlr = new SrsMp4HandlerReferenceBox();
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mdia->set_hdlr(hdlr);
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hdlr->handler_type = SrsMp4HandlerTypeVIDE;
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hdlr->name = "VideoHandler";
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SrsMp4MediaInformationBox* minf = new SrsMp4MediaInformationBox();
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mdia->set_minf(minf);
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SrsMp4VideoMeidaHeaderBox* vmhd = new SrsMp4VideoMeidaHeaderBox();
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minf->set_vmhd(vmhd);
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SrsMp4DataInformationBox* dinf = new SrsMp4DataInformationBox();
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minf->set_dinf(dinf);
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SrsMp4DataReferenceBox* dref = new SrsMp4DataReferenceBox();
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dinf->set_dref(dref);
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SrsMp4DataEntryBox* url = new SrsMp4DataEntryUrlBox();
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dref->append(url);
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SrsMp4SampleTableBox* stbl = new SrsMp4SampleTableBox();
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minf->set_stbl(stbl);
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SrsMp4SampleDescriptionBox* stsd = new SrsMp4SampleDescriptionBox();
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stbl->set_stsd(stsd);
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SrsMp4VisualSampleEntry* avc1 = new SrsMp4VisualSampleEntry();
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stsd->append(avc1);
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avc1->width = format->vcodec->width;
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avc1->height = format->vcodec->height;
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SrsMp4AvccBox* avcC = new SrsMp4AvccBox();
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avc1->set_avcC(avcC);
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avcC->nb_config = format->vcodec->avc_extra_size;
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avcC->avc_config = new uint8_t[format->vcodec->avc_extra_size];
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memcpy(avcC->avc_config, format->vcodec->avc_extra_data, format->vcodec->avc_extra_size);
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SrsMp4DecodingTime2SampleBox* stts = new SrsMp4DecodingTime2SampleBox();
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stbl->set_stts(stts);
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SrsMp4Sample2ChunkBox* stsc = new SrsMp4Sample2ChunkBox();
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stbl->set_stsc(stsc);
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SrsMp4SampleSizeBox* stsz = new SrsMp4SampleSizeBox();
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stbl->set_stsz(stsz);
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SrsMp4ChunkOffsetBox* stco = new SrsMp4ChunkOffsetBox();
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stbl->set_stco(stco);
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SrsMp4MovieExtendsBox* mvex = new SrsMp4MovieExtendsBox();
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moov->set_mvex(mvex);
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SrsMp4TrackExtendsBox* trex = new SrsMp4TrackExtendsBox();
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mvex->set_trex(trex);
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trex->track_ID = video_tack_id;
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trex->default_sample_description_index = 1;
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} else {
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SrsMp4TrackBox* trak = new SrsMp4TrackBox();
|
||||
moov->add_trak(trak);
|
||||
|
||||
SrsMp4TrackHeaderBox* tkhd = new SrsMp4TrackHeaderBox();
|
||||
tkhd->volume = 0x0100;
|
||||
trak->set_tkhd(tkhd);
|
||||
|
||||
tkhd->track_ID = mvhd->next_track_ID++;
|
||||
tkhd->duration = 0;
|
||||
|
||||
SrsMp4MediaBox* mdia = new SrsMp4MediaBox();
|
||||
trak->set_mdia(mdia);
|
||||
|
||||
SrsMp4MediaHeaderBox* mdhd = new SrsMp4MediaHeaderBox();
|
||||
mdia->set_mdhd(mdhd);
|
||||
|
||||
mdhd->timescale = 1000;
|
||||
mdhd->duration = 0;
|
||||
mdhd->set_language0('u');
|
||||
mdhd->set_language1('n');
|
||||
mdhd->set_language2('d');
|
||||
|
||||
SrsMp4HandlerReferenceBox* hdlr = new SrsMp4HandlerReferenceBox();
|
||||
mdia->set_hdlr(hdlr);
|
||||
|
||||
hdlr->handler_type = SrsMp4HandlerTypeSOUN;
|
||||
hdlr->name = "SoundHandler";
|
||||
|
||||
SrsMp4MediaInformationBox* minf = new SrsMp4MediaInformationBox();
|
||||
mdia->set_minf(minf);
|
||||
|
||||
SrsMp4SoundMeidaHeaderBox* smhd = new SrsMp4SoundMeidaHeaderBox();
|
||||
minf->set_smhd(smhd);
|
||||
|
||||
SrsMp4DataInformationBox* dinf = new SrsMp4DataInformationBox();
|
||||
minf->set_dinf(dinf);
|
||||
|
||||
SrsMp4DataReferenceBox* dref = new SrsMp4DataReferenceBox();
|
||||
dinf->set_dref(dref);
|
||||
|
||||
SrsMp4DataEntryBox* url = new SrsMp4DataEntryUrlBox();
|
||||
dref->append(url);
|
||||
|
||||
SrsMp4SampleTableBox* stbl = new SrsMp4SampleTableBox();
|
||||
minf->set_stbl(stbl);
|
||||
|
||||
SrsMp4SampleDescriptionBox* stsd = new SrsMp4SampleDescriptionBox();
|
||||
stbl->set_stsd(stsd);
|
||||
|
||||
SrsMp4AudioSampleEntry* mp4a = new SrsMp4AudioSampleEntry();
|
||||
mp4a->samplerate = uint32_t(srs_flv_srates[format->acodec->sound_rate]) << 16;
|
||||
if (format->acodec->sound_size == SrsAudioSampleBits16bit) {
|
||||
mp4a->samplesize = 16;
|
||||
} else {
|
||||
mp4a->samplesize = 8;
|
||||
}
|
||||
if (format->acodec->sound_type == SrsAudioChannelsStereo) {
|
||||
mp4a->channelcount = 2;
|
||||
} else {
|
||||
mp4a->channelcount = 1;
|
||||
}
|
||||
stsd->append(mp4a);
|
||||
|
||||
SrsMp4EsdsBox* esds = new SrsMp4EsdsBox();
|
||||
mp4a->set_esds(esds);
|
||||
|
||||
SrsMp4ES_Descriptor* es = esds->es;
|
||||
es->ES_ID = 0x02;
|
||||
|
||||
SrsMp4DecoderConfigDescriptor& desc = es->decConfigDescr;
|
||||
desc.objectTypeIndication = SrsMp4ObjectTypeAac;
|
||||
desc.streamType = SrsMp4StreamTypeAudioStream;
|
||||
srs_freep(desc.decSpecificInfo);
|
||||
|
||||
SrsMp4DecoderSpecificInfo* asc = new SrsMp4DecoderSpecificInfo();
|
||||
desc.decSpecificInfo = asc;
|
||||
asc->nb_asc = format->acodec->aac_extra_size;
|
||||
asc->asc = new uint8_t[format->acodec->aac_extra_size];
|
||||
memcpy(asc->asc, format->acodec->aac_extra_data, format->acodec->aac_extra_size);
|
||||
|
||||
SrsMp4DecodingTime2SampleBox* stts = new SrsMp4DecodingTime2SampleBox();
|
||||
stbl->set_stts(stts);
|
||||
|
||||
SrsMp4Sample2ChunkBox* stsc = new SrsMp4Sample2ChunkBox();
|
||||
stbl->set_stsc(stsc);
|
||||
|
||||
SrsMp4SampleSizeBox* stsz = new SrsMp4SampleSizeBox();
|
||||
stbl->set_stsz(stsz);
|
||||
|
||||
SrsMp4ChunkOffsetBox* stco = new SrsMp4ChunkOffsetBox();
|
||||
stbl->set_stco(stco);
|
||||
|
||||
SrsMp4MovieExtendsBox* mvex = new SrsMp4MovieExtendsBox();
|
||||
moov->set_mvex(mvex);
|
||||
|
||||
SrsMp4TrackExtendsBox* trex = new SrsMp4TrackExtendsBox();
|
||||
mvex->set_trex(trex);
|
||||
|
||||
trex->track_ID = audio_track_id;
|
||||
trex->default_sample_description_index = 1;
|
||||
}
|
||||
}
|
||||
|
||||
int nb_data = ftyp->nb_bytes() + moov->nb_bytes();
|
||||
uint8_t* data = new uint8_t[nb_data];
|
||||
SrsAutoFreeA(uint8_t, data);
|
||||
|
||||
SrsBuffer* buffer = new SrsBuffer();
|
||||
SrsAutoFree(SrsBuffer, buffer);
|
||||
if ((ret = buffer->initialize((char*)data, nb_data)) != ERROR_SUCCESS) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = ftyp->encode(buffer)) != ERROR_SUCCESS) {
|
||||
return ret;
|
||||
}
|
||||
if ((ret = moov->encode(buffer)) != ERROR_SUCCESS) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = fw->write(data, nb_data, NULL)) != ERROR_SUCCESS) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (::rename(path_tmp.c_str(), path.c_str()) < 0) {
|
||||
ret = ERROR_DASH_WRITE_FAILED;
|
||||
srs_error("DASH: Rename %s to %s failed, ret=%d", path_tmp.c_str(), path.c_str(), ret);
|
||||
if ((ret = init_mp4->rename()) != ERROR_SUCCESS) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -38,6 +38,22 @@ class SrsRequest;
|
|||
class SrsOriginHub;
|
||||
class SrsSharedPtrMessage;
|
||||
class SrsFormat;
|
||||
class SrsFileWriter;
|
||||
|
||||
/**
|
||||
* The init mp4 for FMP4.
|
||||
*/
|
||||
class SrsInitMp4 : public SrsFragment
|
||||
{
|
||||
private:
|
||||
SrsFileWriter* fw;
|
||||
public:
|
||||
SrsInitMp4();
|
||||
virtual ~SrsInitMp4();
|
||||
public:
|
||||
// Write the init mp4 file, with the tid(track id).
|
||||
virtual int write(SrsFormat* format, bool video, int tid);
|
||||
};
|
||||
|
||||
/**
|
||||
* The FMP4(Fragmented MP4) for DASH streaming.
|
||||
|
|
@ -85,7 +101,7 @@ class SrsDashController
|
|||
private:
|
||||
SrsRequest* req;
|
||||
SrsMpdWriter* mpd;
|
||||
std::vector<SrsFragmentedMp4*> fragments;
|
||||
SrsFragmentWindow* fragments;
|
||||
private:
|
||||
std::string home;
|
||||
int video_tack_id;
|
||||
|
|
|
|||
Loading…
Reference in a new issue