void gf_cm_set_status(GF_CompositionMemory *cb, u32 Status)
{
if (cb->Status == Status)
return;
gf_odm_lock(cb->odm, 1);
/*if we're asked for play, trigger on buffering*/
if (Status == CB_PLAY) {
switch (cb->Status) {
case CB_STOP:
if (cb->odm->disable_buffer_at_next_play) {
cb->Status = CB_BUFFER_DONE;
} else {
cb->Status = CB_BUFFER;
gf_clock_buffer_on(cb->odm->codec->ck);
GF_LOG(GF_LOG_DEBUG, GF_LOG_SYNC, ("[SyncLayer] CB status changed - ODM%d: buffering on at OTB %d (STB %d) (nb wait on clock: %d)\n", cb->odm->OD->objectDescriptorID, gf_clock_time(cb->odm->codec->ck),gf_term_get_time(cb->odm->term), cb->odm->codec->ck->Buffering));
}
break;
case CB_PAUSE:
cb->Status = CB_PLAY;
break;
/*this should never happen (calling play while already buffering ...)*/
case CB_BUFFER:
cb->LastRenderedTS = 0;
break;
default:
cb->Status = Status;
break;
}
} else {
cb->LastRenderedTS = 0;
if (cb->Status == CB_BUFFER) {
gf_clock_buffer_off(cb->odm->codec->ck);
GF_LOG(GF_LOG_DEBUG, GF_LOG_SYNC, ("[SyncLayer] CB status changed - ODM%d: buffering off at OTB %u (STB %d) (nb wait on clock: %d)\n", cb->odm->OD->objectDescriptorID, gf_clock_time(cb->odm->codec->ck), gf_term_get_time(cb->odm->term), cb->odm->codec->ck->Buffering));
}
if (Status == CB_STOP) {
gf_cm_reset(cb);
cb->LastRenderedTS = 0;
}
cb->Status = Status;
if (Status==CB_BUFFER) {
gf_clock_buffer_on(cb->odm->codec->ck);
GF_LOG(GF_LOG_DEBUG, GF_LOG_SYNC, ("[SyncLayer] CB status changed - ODM%d: buffering on at OTB %d (STB %d) (nb wait on clock: %d)\n", cb->odm->OD->objectDescriptorID, gf_clock_time(cb->odm->codec->ck), gf_term_get_time(cb->odm->term), cb->odm->codec->ck->Buffering));
}
}
gf_odm_lock(cb->odm, 0);
}
/*NOTE: when starting/stoping a decoder we only lock the decoder mutex, NOT the media manager. This
avoids deadlocking in case a system codec waits for the scene graph and the compositor requests
a stop/start on a media*/
void gf_term_start_codec(GF_Codec *codec, Bool is_resume)
{
GF_CodecCapability cap;
CodecEntry *ce;
GF_Terminal *term = codec->odm->term;
if (!gf_list_count(codec->odm->channels)) return;
ce = mm_get_codec(term->codecs, codec);
if (!ce) return;
/*lock dec*/
if (ce->mx) gf_mx_p(ce->mx);
/*clean decoder memory and wait for RAP*/
if (codec->CB) gf_cm_reset(codec->CB);
if (!is_resume) {
cap.CapCode = GF_CODEC_WAIT_RAP;
gf_codec_set_capability(codec, cap);
if (codec->decio && (codec->decio->InterfaceType == GF_SCENE_DECODER_INTERFACE)) {
cap.CapCode = GF_CODEC_SHOW_SCENE;
cap.cap.valueInt = 1;
gf_codec_set_capability(codec, cap);
}
}
gf_codec_set_status(codec, GF_ESM_CODEC_PLAY);
if (!(ce->flags & GF_MM_CE_RUNNING)) {
ce->flags |= GF_MM_CE_RUNNING;
if (ce->thread) {
gf_th_run(ce->thread, RunSingleDec, ce);
gf_th_set_priority(ce->thread, term->priority);
} else {
term->cumulated_priority += ce->dec->Priority+1;
}
}
/*unlock dec*/
if (ce->mx)
gf_mx_v(ce->mx);
}
void gf_es_reset_buffers(GF_Channel *ch)
{
gf_mx_p(ch->mx);
if (ch->buffer) gf_free(ch->buffer);
ch->buffer = NULL;
ch->len = ch->allocSize = 0;
gf_db_unit_del(ch->AU_buffer_first);
ch->AU_buffer_first = ch->AU_buffer_last = NULL;
ch->AU_Count = 0;
if (ch->odm->codec && ch->odm->codec->CB)
gf_cm_reset(ch->odm->codec->CB);
ch->BufferTime = 0;
gf_mx_v(ch->mx);
}
