void AVC_RewriteESDescriptor(GF_MPEGVisualSampleEntryBox *avc)
{
GF_AVCConfig *avcc, *svcc;
if (avc->emul_esd) gf_odf_desc_del((GF_Descriptor *)avc->emul_esd);
avc->emul_esd = gf_odf_desc_esd_new(2);
avc->emul_esd->decoderConfig->streamType = GF_STREAM_VISUAL;
/*AVC OTI is 0x21, AVC parameter set stream OTI (not supported in gpac) is 0x22*/
avc->emul_esd->decoderConfig->objectTypeIndication = GPAC_OTI_VIDEO_AVC;
if (avc->bitrate) {
avc->emul_esd->decoderConfig->bufferSizeDB = avc->bitrate->bufferSizeDB;
avc->emul_esd->decoderConfig->avgBitrate = avc->bitrate->avgBitrate;
avc->emul_esd->decoderConfig->maxBitrate = avc->bitrate->maxBitrate;
}
if (avc->descr) {
u32 i=0;
GF_Descriptor *desc,*clone;
i=0;
while ((desc = (GF_Descriptor *)gf_list_enum(avc->descr->descriptors, &i))) {
clone = NULL;
gf_odf_desc_copy(desc, &clone);
if (gf_odf_desc_add_desc((GF_Descriptor *)avc->emul_esd, clone) != GF_OK)
gf_odf_desc_del(clone);
}
}
if (avc->avc_config) {
avcc = avc->avc_config->config ? AVC_DuplicateConfig(avc->avc_config->config) : NULL;
/*merge SVC config*/
if (avc->svc_config) {
svcc = AVC_DuplicateConfig(avc->svc_config->config);
while (gf_list_count(svcc->sequenceParameterSets)) {
GF_AVCConfigSlot *p = (GF_AVCConfigSlot*)gf_list_get(svcc->sequenceParameterSets, 0);
gf_list_rem(svcc->sequenceParameterSets, 0);
gf_list_add(avcc->sequenceParameterSets, p);
}
while (gf_list_count(svcc->pictureParameterSets)) {
GF_AVCConfigSlot *p = (GF_AVCConfigSlot*)gf_list_get(svcc->pictureParameterSets, 0);
gf_list_rem(svcc->pictureParameterSets, 0);
gf_list_add(avcc->pictureParameterSets, p);
}
gf_odf_avc_cfg_del(svcc);
}
if (avcc) {
gf_odf_avc_cfg_write(avcc, &avc->emul_esd->decoderConfig->decoderSpecificInfo->data, &avc->emul_esd->decoderConfig->decoderSpecificInfo->dataLength);
gf_odf_avc_cfg_del(avcc);
}
} else if (avc->svc_config) {
svcc = AVC_DuplicateConfig(avc->svc_config->config);
gf_odf_avc_cfg_write(svcc, &avc->emul_esd->decoderConfig->decoderSpecificInfo->data, &avc->emul_esd->decoderConfig->decoderSpecificInfo->dataLength);
gf_odf_avc_cfg_del(svcc);
}
}
static GF_Err gf_isom_avc_config_update_ex(GF_ISOFile *the_file, u32 trackNumber, u32 DescriptionIndex, GF_AVCConfig *cfg, u32 op_type)
{
GF_TrackBox *trak;
GF_Err e;
GF_MPEGVisualSampleEntryBox *entry;
e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
if (e) return e;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak || !trak->Media || !cfg || !DescriptionIndex) return GF_BAD_PARAM;
entry = (GF_MPEGVisualSampleEntryBox *)gf_list_get(trak->Media->information->sampleTable->SampleDescription->boxList, DescriptionIndex-1);
if (!entry) return GF_BAD_PARAM;
switch (entry->type) {
case GF_ISOM_BOX_TYPE_AVC1:
case GF_ISOM_BOX_TYPE_AVC2:
case GF_ISOM_BOX_TYPE_SVC1:
break;
default:
return GF_BAD_PARAM;
}
switch (op_type) {
/*AVCC replacement*/
case 0:
if (!entry->avc_config) entry->avc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_AVCC);
if (entry->avc_config->config) gf_odf_avc_cfg_del(entry->avc_config->config);
entry->avc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_AVC1;
break;
/*SVCC replacement*/
case 1:
if (!entry->svc_config) entry->svc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_SVCC);
if (entry->svc_config->config) gf_odf_avc_cfg_del(entry->svc_config->config);
entry->svc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_AVC1;
break;
/*SVCC replacement and AVC removal*/
case 2:
if (entry->avc_config) {
gf_isom_box_del((GF_Box*)entry->avc_config);
entry->avc_config = NULL;
}
if (!entry->svc_config) entry->svc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_SVCC);
if (entry->svc_config->config) gf_odf_avc_cfg_del(entry->svc_config->config);
entry->svc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_SVC1;
break;
}
AVC_RewriteESDescriptor(entry);
return GF_OK;
}
GF_Err gf_isom_svc_config_new(GF_ISOFile *the_file, u32 trackNumber, GF_AVCConfig *cfg, char *URLname, char *URNname, u32 *outDescriptionIndex)
{
GF_TrackBox *trak;
GF_Err e;
u32 dataRefIndex;
GF_MPEGVisualSampleEntryBox *entry;
e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
if (e) return e;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak || !trak->Media || !cfg) return GF_BAD_PARAM;
//get or create the data ref
e = Media_FindDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
if (e) return e;
if (!dataRefIndex) {
e = Media_CreateDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
if (e) return e;
}
trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();
//create a new entry
entry = (GF_MPEGVisualSampleEntryBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_SVC1);
if (!entry) return GF_OUT_OF_MEM;
entry->svc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_SVCC);
entry->svc_config->config = AVC_DuplicateConfig(cfg);
entry->dataReferenceIndex = dataRefIndex;
e = gf_list_add(trak->Media->information->sampleTable->SampleDescription->other_boxes, entry);
*outDescriptionIndex = gf_list_count(trak->Media->information->sampleTable->SampleDescription->other_boxes);
AVC_RewriteESDescriptor(entry);
return e;
}
GF_EXPORT
GF_AVCConfig *gf_isom_svc_config_get(GF_ISOFile *the_file, u32 trackNumber, u32 DescriptionIndex)
{
GF_TrackBox *trak;
GF_MPEGVisualSampleEntryBox *entry;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak || !trak->Media || !DescriptionIndex) return NULL;
entry = (GF_MPEGVisualSampleEntryBox*)gf_list_get(trak->Media->information->sampleTable->SampleDescription->boxList, DescriptionIndex-1);
if (!entry) return NULL;
if (!entry->svc_config) return NULL;
return AVC_DuplicateConfig(entry->svc_config->config);
}
GF_Err gf_isom_avc_config_update(GF_ISOFile *the_file, u32 trackNumber, u32 DescriptionIndex, GF_AVCConfig *cfg)
{
GF_TrackBox *trak;
GF_Err e;
GF_MPEGVisualSampleEntryBox *entry;
e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
if (e) return e;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak || !trak->Media || !cfg || !DescriptionIndex) return GF_BAD_PARAM;
entry = (GF_MPEGVisualSampleEntryBox *)gf_list_get(trak->Media->information->sampleTable->SampleDescription->boxList, DescriptionIndex-1);
if (!entry) return GF_BAD_PARAM;
if (entry->type != GF_ISOM_BOX_TYPE_AVC1) return GF_BAD_PARAM;
if (entry->avc_config->config) gf_odf_avc_cfg_del(entry->avc_config->config);
entry->avc_config->config = AVC_DuplicateConfig(cfg);
AVC_RewriteESDescriptor(entry);
return GF_OK;
}
static GF_Err gf_isom_avc_config_update_ex(GF_ISOFile *the_file, u32 trackNumber, u32 DescriptionIndex, GF_AVCConfig *cfg, u32 op_type)
{
GF_TrackBox *trak;
GF_Err e;
GF_MPEGVisualSampleEntryBox *entry;
e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
if (e) return e;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak || !trak->Media || !DescriptionIndex) return GF_BAD_PARAM;
entry = (GF_MPEGVisualSampleEntryBox *)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, DescriptionIndex-1);
if (!entry) return GF_BAD_PARAM;
switch (entry->type) {
case GF_ISOM_BOX_TYPE_AVC1:
case GF_ISOM_BOX_TYPE_AVC2:
case GF_ISOM_BOX_TYPE_AVC3:
case GF_ISOM_BOX_TYPE_AVC4:
case GF_ISOM_BOX_TYPE_SVC1:
break;
default:
return GF_BAD_PARAM;
}
switch (op_type) {
/*AVCC replacement*/
case 0:
if (!cfg) return GF_BAD_PARAM;
if (!entry->avc_config) entry->avc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_AVCC);
if (entry->avc_config->config) gf_odf_avc_cfg_del(entry->avc_config->config);
entry->avc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_AVC1;
break;
/*SVCC replacement*/
case 1:
if (!cfg) return GF_BAD_PARAM;
if (!entry->svc_config) entry->svc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_SVCC);
if (entry->svc_config->config) gf_odf_avc_cfg_del(entry->svc_config->config);
entry->svc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_AVC1;
break;
/*SVCC replacement and AVC removal*/
case 2:
if (!cfg) return GF_BAD_PARAM;
if (entry->avc_config) {
gf_isom_box_del((GF_Box*)entry->avc_config);
entry->avc_config = NULL;
}
if (!entry->svc_config) entry->svc_config = (GF_AVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_SVCC);
if (entry->svc_config->config) gf_odf_avc_cfg_del(entry->svc_config->config);
entry->svc_config->config = AVC_DuplicateConfig(cfg);
entry->type = GF_ISOM_BOX_TYPE_SVC1;
break;
/*AVCC removal and switch to avc3*/
case 3:
if (!entry->avc_config || !entry->avc_config->config)
return GF_BAD_PARAM;
if (entry->svc_config) {
gf_isom_box_del((GF_Box*)entry->svc_config);
entry->svc_config = NULL;
}
while (gf_list_count(entry->avc_config->config->sequenceParameterSets)) {
GF_AVCConfigSlot *sl = gf_list_get(entry->avc_config->config->sequenceParameterSets, 0);
gf_list_rem(entry->avc_config->config->sequenceParameterSets, 0);
if (sl->data) gf_free(sl->data);
gf_free(sl);
}
while (gf_list_count(entry->avc_config->config->pictureParameterSets)) {
GF_AVCConfigSlot *sl = gf_list_get(entry->avc_config->config->pictureParameterSets, 0);
gf_list_rem(entry->avc_config->config->pictureParameterSets, 0);
if (sl->data) gf_free(sl->data);
gf_free(sl);
}
if (entry->type == GF_ISOM_BOX_TYPE_AVC1)
entry->type = GF_ISOM_BOX_TYPE_AVC3;
else if (entry->type == GF_ISOM_BOX_TYPE_AVC2)
entry->type = GF_ISOM_BOX_TYPE_AVC4;
break;
}
AVC_RewriteESDescriptor(entry);
return GF_OK;
}
