GF_Err ISOR_DisconnectChannel(GF_InputService *plug, LPNETCHANNEL channel)
{
ISOMChannel *ch;
GF_Err e;
ISOMReader *read;
if (!plug || !plug->priv) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
if (!read->mov) return GF_SERVICE_ERROR;
gf_mx_p(read->segment_mutex);
e = GF_OK;
ch = isor_get_channel(read, channel);
assert(ch);
if (!ch) {
e = GF_STREAM_NOT_FOUND;
goto exit;
}
/*signal the service is broken but still process the delete*/
isor_delete_channel(read, ch);
assert(!isor_get_channel(read, channel));
exit:
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, 1, 0, e, NULL, channel);
} else {
gf_service_disconnect_ack(read->service, channel, e);
}
gf_mx_v(read->segment_mutex);
return e;
}
GF_Err ISOR_ChannelGetSLP(GF_InputService *plug, LPNETCHANNEL channel, char **out_data_ptr, u32 *out_data_size, GF_SLHeader *out_sl_hdr, Bool *sl_compressed, GF_Err *out_reception_status, Bool *is_new_data)
{
ISOMChannel *ch;
ISOMReader *read;
if (!plug || !plug->priv) return GF_SERVICE_ERROR;
/*cannot read native SL-PDUs*/
if (!out_sl_hdr) return GF_NOT_SUPPORTED;
read = (ISOMReader *) plug->priv;
if (!read->mov) return GF_SERVICE_ERROR;
*out_data_ptr = NULL;
*out_data_size = 0;
*sl_compressed = 0;
*out_reception_status = GF_OK;
ch = isor_get_channel(read, channel);
if (!ch) return GF_STREAM_NOT_FOUND;
if (!ch->is_playing) return GF_OK;
*is_new_data = 0;
if (!ch->sample) {
/*get sample*/
isor_reader_get_sample(ch);
*is_new_data = ch->sample ? 1 : 0;
}
if (ch->sample) {
*out_data_ptr = ch->sample->data;
*out_data_size = ch->sample->dataLength;
*out_sl_hdr = ch->current_slh;
}
*out_reception_status = ch->last_state;
return GF_OK;
}
GF_Err ISOR_DisconnectChannel(GF_InputService *plug, LPNETCHANNEL channel)
{
ISOMChannel *ch;
GF_Err e;
ISOMReader *read;
if (!plug || !plug->priv) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
if (!read->mov) return GF_SERVICE_ERROR;
e = GF_OK;
ch = isor_get_channel(read, channel);
assert(ch);
if (!ch) {
e = GF_STREAM_NOT_FOUND;
goto exit;
}
/*signal the service is broken but still process the delete*/
isor_delete_channel(read, ch);
assert(!isor_get_channel(read, channel));
exit:
gf_term_on_disconnect(read->service, channel, e);
return e;
}
GF_Err ISOR_ChannelReleaseSLP(GF_InputService *plug, LPNETCHANNEL channel)
{
ISOMChannel *ch;
ISOMReader *read;
if (!plug || !plug->priv) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
if (!read->mov) return GF_SERVICE_ERROR;
ch = isor_get_channel(read, channel);
if (!ch) return GF_STREAM_NOT_FOUND;
if (!ch->is_playing) return GF_SERVICE_ERROR;
if (ch->sample) {
isor_reader_release_sample(ch);
/*release sample*/
}
return GF_OK;
}
static GF_Err ISOW_Write(GF_StreamingCache *mc, LPNETCHANNEL ch, char *data, u32 data_size, GF_SLHeader *sl_hdr)
{
ISOMChannel *mch;
GF_ESD *esd;
u32 di, mtype;
u64 DTS, CTS;
ISOMReader *cache = (ISOMReader *)mc->priv;
if (!cache->mov || !cache->service) return GF_BAD_PARAM;
mch = isor_get_channel(cache, ch);
if (!mch) {
Bool mapped;
GF_NetworkCommand com;
com.base.on_channel = ch;
com.base.command_type = GF_NET_CHAN_GET_ESD;
gf_service_command(cache->service, &com, GF_OK);
if (!com.cache_esd.esd) return GF_SERVICE_ERROR;
esd = (GF_ESD *)com.cache_esd.esd;
switch (esd->decoderConfig->streamType) {
case GF_STREAM_OD:
mtype = GF_ISOM_MEDIA_OD;
break;
case GF_STREAM_SCENE:
mtype = GF_ISOM_MEDIA_SCENE;
break;
case GF_STREAM_VISUAL:
mtype = GF_ISOM_MEDIA_VISUAL;
break;
case GF_STREAM_AUDIO:
mtype = GF_ISOM_MEDIA_AUDIO;
break;
case GF_STREAM_MPEG7:
mtype = GF_ISOM_MEDIA_MPEG7;
break;
case GF_STREAM_OCI:
mtype = GF_ISOM_MEDIA_OCI;
break;
case GF_STREAM_IPMP:
mtype = GF_ISOM_MEDIA_IPMP;
break;
case GF_STREAM_MPEGJ:
mtype = GF_ISOM_MEDIA_MPEGJ;
break;
case GF_STREAM_TEXT:
mtype = GF_ISOM_MEDIA_TEXT;
break;
default:
return GF_NOT_SUPPORTED;
}
GF_SAFEALLOC(mch, ISOMChannel);
if (!mch) {
return GF_OUT_OF_MEM;
}
mch->time_scale = esd->slConfig->timestampResolution;
mch->streamType = esd->decoderConfig->streamType;
mch->track = gf_isom_new_track(cache->mov, com.cache_esd.esd->ESID, mtype, mch->time_scale);
mch->is_playing = GF_TRUE;
mch->channel = ch;
mch->owner = cache;
gf_isom_set_track_enabled(cache->mov, mch->track, 1);
/*translate 3GP streams to MP4*/
mapped = GF_FALSE;
if (esd->decoderConfig->objectTypeIndication==GPAC_OTI_MEDIA_GENERIC) {
char szCode[5];
strncpy(szCode, esd->decoderConfig->decoderSpecificInfo->data, 4);
szCode[4]=0;
if (!stricmp(szCode, "samr") || !stricmp(szCode, "amr ") || !stricmp(szCode, "sawb")) {
GF_3GPConfig amrc;
mapped = GF_TRUE;
memset(&amrc, 0, sizeof(GF_3GPConfig));
amrc.frames_per_sample = (u32) esd->decoderConfig->decoderSpecificInfo->data[13];
amrc.type = (!stricmp(szCode, "sawb")) ? GF_ISOM_SUBTYPE_3GP_AMR_WB : GF_ISOM_SUBTYPE_3GP_AMR;
amrc.vendor = GF_VENDOR_GPAC;
gf_isom_3gp_config_new(cache->mov, mch->track, &amrc, NULL, NULL, &di);
} else if (!stricmp(szCode, "h263")) {
GF_3GPConfig h263c;
memset(&h263c, 0, sizeof(GF_3GPConfig));
h263c.type = GF_ISOM_SUBTYPE_3GP_H263;
h263c.vendor = GF_VENDOR_GPAC;
gf_isom_3gp_config_new(cache->mov, mch->track, &h263c, NULL, NULL, &di);
mapped = GF_TRUE;
}
}
if (!mapped) gf_isom_new_mpeg4_description(cache->mov, mch->track, esd, NULL, NULL, &di);
if (com.cache_esd.is_iod_stream) gf_isom_add_track_to_root_od(cache->mov, mch->track);
gf_list_add(cache->channels, mch);
}
/*first sample, cache it*/
if (!mch->cache_sample) {
mch->cache_seed_ts = sl_hdr->decodingTimeStamp;
mch->cache_sample = gf_isom_sample_new();
mch->cache_sample->IsRAP = sl_hdr->randomAccessPointFlag;
mch->cache_sample->dataLength = data_size;
mch->cache_sample->data = (char*)gf_malloc(sizeof(char)*data_size);
memcpy(mch->cache_sample->data, data, sizeof(char)*data_size);
return GF_OK;
}
/*adjust DTS/CTS*/
DTS = sl_hdr->decodingTimeStamp - mch->cache_seed_ts;
if ((mch->streamType==GF_STREAM_VISUAL) && (DTS<=mch->cache_sample->DTS)) {
assert(DTS>mch->prev_dts);
CTS = mch->cache_sample->DTS + mch->cache_sample->CTS_Offset;
mch->cache_sample->CTS_Offset = 0;
/*first time, shift all CTS*/
if (!mch->frame_cts_offset) {
u32 i, count = gf_isom_get_sample_count(cache->mov, mch->track);
mch->frame_cts_offset = (u32) (DTS-mch->prev_dts);
for (i=0; i<count; i++) {
gf_isom_modify_cts_offset(cache->mov, mch->track, i+1, mch->frame_cts_offset);
}
mch->cache_sample->CTS_Offset += mch->frame_cts_offset;
}
mch->cache_sample->DTS = mch->prev_dts + mch->frame_cts_offset;
mch->cache_sample->CTS_Offset += (u32) (CTS-mch->cache_sample->DTS);
}
/*deal with reference picture insertion: if no CTS offset and biggest CTS until now, this is
a reference insertion - we must check that in order to make sure we have strictly increasing DTSs*/
if (mch->max_cts && !mch->cache_sample->CTS_Offset && (mch->cache_sample->DTS+mch->cache_sample->CTS_Offset > mch->max_cts)) {
assert(mch->cache_sample->DTS > mch->prev_dts + mch->frame_cts_offset);
CTS = mch->cache_sample->DTS + mch->cache_sample->CTS_Offset;
mch->cache_sample->DTS = mch->prev_dts + mch->frame_cts_offset;
mch->cache_sample->CTS_Offset = (u32) (CTS-mch->cache_sample->DTS);
}
if (mch->cache_sample->CTS_Offset)
mch->max_cts = mch->cache_sample->DTS+mch->cache_sample->CTS_Offset;
/*add cache*/
gf_isom_add_sample(cache->mov, mch->track, 1, mch->cache_sample);
assert(!mch->prev_dts || (mch->prev_dts < mch->cache_sample->DTS));
mch->prev_dts = mch->cache_sample->DTS;
mch->duration = MAX(mch->max_cts, mch->prev_dts);
gf_isom_sample_del(&mch->cache_sample);
/*store sample*/
mch->cache_sample = gf_isom_sample_new();
mch->cache_sample->IsRAP = sl_hdr->randomAccessPointFlag;
mch->cache_sample->DTS = DTS + mch->frame_cts_offset;
mch->cache_sample->CTS_Offset = (u32) (sl_hdr->compositionTimeStamp - mch->cache_seed_ts - DTS);
mch->cache_sample->dataLength = data_size;
mch->cache_sample->data = (char*)gf_malloc(sizeof(char)*data_size);
memcpy(mch->cache_sample->data, data, sizeof(char)*data_size);
return GF_OK;
}
GF_Err ISOR_ServiceCommand(GF_InputService *plug, GF_NetworkCommand *com)
{
Double track_dur, media_dur;
ISOMChannel *ch;
ISOMReader *read;
if (!plug || !plug->priv || !com) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
if (com->command_type==GF_NET_SERVICE_INFO) {
u32 tag_len;
const char *tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_NAME, &tag, &tag_len)==GF_OK) com->info.name = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_ARTIST, &tag, &tag_len)==GF_OK) com->info.artist = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_ALBUM, &tag, &tag_len)==GF_OK) com->info.album = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_COMMENT, &tag, &tag_len)==GF_OK) com->info.comment = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_TRACK, &tag, &tag_len)==GF_OK) {
com->info.track_info = (((tag[2]<<8)|tag[3]) << 16) | ((tag[4]<<8)|tag[5]);
}
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_COMPOSER, &tag, &tag_len)==GF_OK) com->info.composer = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_WRITER, &tag, &tag_len)==GF_OK) com->info.writer = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_GENRE, &tag, &tag_len)==GF_OK) {
if (tag[0]) {
com->info.genre = 0;
} else {
com->info.genre = (tag[0]<<8) | tag[1];
}
}
return GF_OK;
}
if (com->command_type==GF_NET_SERVICE_HAS_AUDIO) {
u32 i, count;
count = gf_isom_get_track_count(read->mov);
for (i=0; i<count; i++) {
if (gf_isom_get_media_type(read->mov, i+1) == GF_ISOM_MEDIA_AUDIO) return GF_OK;
}
return GF_NOT_SUPPORTED;
}
if (!com->base.on_channel) return GF_NOT_SUPPORTED;
ch = isor_get_channel(read, com->base.on_channel);
if (!ch) return GF_STREAM_NOT_FOUND;
switch (com->command_type) {
case GF_NET_CHAN_SET_PADDING:
if (!ch->track) return GF_OK;
gf_isom_set_sample_padding(read->mov, ch->track, com->pad.padding_bytes);
return GF_OK;
case GF_NET_CHAN_SET_PULL:
ch->is_pulling = 1;
return GF_OK;
case GF_NET_CHAN_INTERACTIVE:
return GF_OK;
case GF_NET_CHAN_BUFFER:
com->buffer.max = com->buffer.min = 0;
return GF_OK;
case GF_NET_CHAN_DURATION:
if (!ch->track) {
com->duration.duration = 0;
return GF_OK;
}
ch->duration = gf_isom_get_track_duration(read->mov, ch->track);
track_dur = (Double) (s64) ch->duration;
track_dur /= read->time_scale;
if (gf_isom_get_edit_segment_count(read->mov, ch->track)) {
com->duration.duration = (Double) track_dur;
ch->duration = (u32) (track_dur * ch->time_scale);
} else {
/*some file indicate a wrong TrackDuration, get the longest*/
ch->duration = gf_isom_get_media_duration(read->mov, ch->track);
media_dur = (Double) (s64) ch->duration;
media_dur /= ch->time_scale;
com->duration.duration = MAX(track_dur, media_dur);
}
return GF_OK;
case GF_NET_CHAN_PLAY:
if (!ch->is_pulling) return GF_NOT_SUPPORTED;
assert(!ch->is_playing);
isor_reset_reader(ch);
ch->speed = com->play.speed;
ch->start = ch->end = 0;
if (com->play.speed>0) {
if (com->play.start_range>=0) {
ch->start = (u64) (s64) (com->play.start_range * ch->time_scale);
ch->start = check_round(ch, ch->start, com->play.start_range, 1);
}
if (com->play.end_range >= com->play.start_range) {
ch->end = (u64) (s64) (com->play.end_range*ch->time_scale);
ch->end = check_round(ch, ch->end, com->play.end_range, 0);
}
} else if (com->play.speed<0) {
if (com->play.end_range>=com->play.start_range) ch->start = (u64) (s64) (com->play.start_range * ch->time_scale);
if (com->play.end_range >= 0) ch->end = (u64) (s64) (com->play.end_range*ch->time_scale);
}
ch->is_playing = 1;
if (com->play.dash_segment_switch) ch->wait_for_segment_switch = 1;
GF_LOG(GF_LOG_DEBUG, GF_LOG_NETWORK, ("[IsoMedia] Starting channel playback "LLD" to "LLD" (%g to %g)\n", ch->start, ch->end, com->play.start_range, com->play.end_range));
return GF_OK;
case GF_NET_CHAN_STOP:
isor_reset_reader(ch);
return GF_OK;
/*nothing to do on MP4 for channel config*/
case GF_NET_CHAN_CONFIG:
return GF_OK;
case GF_NET_CHAN_GET_PIXEL_AR:
return gf_isom_get_pixel_aspect_ratio(read->mov, ch->track, 1, &com->par.hSpacing, &com->par.vSpacing);
case GF_NET_CHAN_GET_DSI:
{
/*it may happen that there are conflicting config when using ESD URLs...*/
GF_DecoderConfig *dcd = gf_isom_get_decoder_config(read->mov, ch->track, 1);
com->get_dsi.dsi = NULL;
com->get_dsi.dsi_len = 0;
if (dcd) {
if (dcd->decoderSpecificInfo) {
com->get_dsi.dsi = dcd->decoderSpecificInfo->data;
com->get_dsi.dsi_len = dcd->decoderSpecificInfo->dataLength;
dcd->decoderSpecificInfo->data = NULL;
}
gf_odf_desc_del((GF_Descriptor *) dcd);
}
}
return GF_OK;
}
return GF_NOT_SUPPORTED;
}
GF_Err ISOR_ConnectChannel(GF_InputService *plug, LPNETCHANNEL channel, const char *url, Bool upstream)
{
u32 ESID;
ISOMChannel *ch;
GF_NetworkCommand com;
u32 track;
Bool is_esd_url;
GF_Err e;
ISOMReader *read;
if (!plug || !plug->priv) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
track = 0;
ch = NULL;
is_esd_url = 0;
e = GF_OK;
if (upstream) {
e = GF_ISOM_INVALID_FILE;
goto exit;
}
if (!read->mov) return GF_SERVICE_ERROR;
if (strstr(url, "ES_ID")) {
sscanf(url, "ES_ID=%ud", &ESID);
} else {
/*handle url like mypath/myfile.mp4#trackID*/
char *track_id = strrchr(url, '.');
if (track_id) {
track_id = strchr(url, '#');
if (track_id) track_id ++;
}
is_esd_url = 1;
ESID = 0;
/*if only one track ok*/
if (gf_isom_get_track_count(read->mov)==1) ESID = gf_isom_get_track_id(read->mov, 1);
else if (track_id) {
ESID = atoi(track_id);
track = gf_isom_get_track_by_id(read->mov, (u32) ESID);
if (!track) ESID = 0;
}
}
if (!ESID) {
e = GF_NOT_SUPPORTED;
goto exit;
}
/*a channel cannot be open twice, it has to be closed before - NOTE a track is NOT a channel and the user can open
several times the same track as long as a dedicated channel is used*/
ch = isor_get_channel(read, channel);
if (ch) {
e = GF_SERVICE_ERROR;
goto exit;
}
track = gf_isom_get_track_by_id(read->mov, (u32) ESID);
if (!track) {
e = GF_STREAM_NOT_FOUND;
goto exit;
}
GF_SAFEALLOC(ch, ISOMChannel);
ch->owner = read;
ch->channel = channel;
gf_list_add(read->channels, ch);
ch->track = track;
switch (gf_isom_get_media_type(ch->owner->mov, ch->track)) {
case GF_ISOM_MEDIA_OCR:
ch->streamType = GF_STREAM_OCR;
break;
case GF_ISOM_MEDIA_SCENE:
ch->streamType = GF_STREAM_SCENE;
break;
}
ch->has_edit_list = gf_isom_get_edit_segment_count(ch->owner->mov, ch->track) ? 1 : 0;
ch->has_rap = (gf_isom_has_sync_points(ch->owner->mov, ch->track)==1) ? 1 : 0;
ch->time_scale = gf_isom_get_media_timescale(ch->owner->mov, ch->track);
exit:
gf_term_on_connect(read->service, channel, e);
/*if esd url reconfig SL layer*/
if (!e && is_esd_url) {
GF_ESD *esd;
memset(&com, 0, sizeof(GF_NetworkCommand));
com.base.on_channel = channel;
com.command_type = GF_NET_CHAN_RECONFIG;
esd = gf_isom_get_esd(read->mov, ch->track, 1);
if (esd) {
memcpy(&com.cfg.sl_config, esd->slConfig, sizeof(GF_SLConfig));
gf_odf_desc_del((GF_Descriptor *)esd);
} else {
com.cfg.sl_config.tag = GF_ODF_SLC_TAG;
com.cfg.sl_config.timestampLength = 32;
com.cfg.sl_config.timestampResolution = ch->time_scale;
com.cfg.sl_config.useRandomAccessPointFlag = 1;
}
gf_term_on_command(read->service, &com, GF_OK);
}
if (!e && track && gf_isom_is_track_encrypted(read->mov, track)) {
memset(&com, 0, sizeof(GF_NetworkCommand));
com.base.on_channel = channel;
com.command_type = GF_NET_CHAN_DRM_CFG;
ch->is_encrypted = 1;
if (gf_isom_is_ismacryp_media(read->mov, track, 1)) {
gf_isom_get_ismacryp_info(read->mov, track, 1, NULL, &com.drm_cfg.scheme_type, &com.drm_cfg.scheme_version, &com.drm_cfg.scheme_uri, &com.drm_cfg.kms_uri, NULL, NULL, NULL);
gf_term_on_command(read->service, &com, GF_OK);
} else if (gf_isom_is_omadrm_media(read->mov, track, 1)) {
gf_isom_get_omadrm_info(read->mov, track, 1, NULL, &com.drm_cfg.scheme_type, &com.drm_cfg.scheme_version, &com.drm_cfg.contentID, &com.drm_cfg.kms_uri, &com.drm_cfg.oma_drm_textual_headers, &com.drm_cfg.oma_drm_textual_headers_len, NULL, &com.drm_cfg.oma_drm_crypt_type, NULL, NULL, NULL);
gf_media_get_file_hash(gf_isom_get_filename(read->mov), com.drm_cfg.hash);
gf_term_on_command(read->service, &com, GF_OK);
}
}
return e;
}
GF_Err ISOR_ServiceCommand(GF_InputService *plug, GF_NetworkCommand *com)
{
Double track_dur, media_dur;
ISOMChannel *ch;
ISOMReader *read;
u32 count, i;
if (!plug || !plug->priv || !com) return GF_SERVICE_ERROR;
read = (ISOMReader *) plug->priv;
if (read->disconnected) return GF_OK;
if (com->command_type==GF_NET_SERVICE_INFO) {
u32 tag_len;
const char *tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_NAME, &tag, &tag_len)==GF_OK) com->info.name = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_ARTIST, &tag, &tag_len)==GF_OK) com->info.artist = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_ALBUM, &tag, &tag_len)==GF_OK) com->info.album = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_COMMENT, &tag, &tag_len)==GF_OK) com->info.comment = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_TRACK, &tag, &tag_len)==GF_OK) {
com->info.track_info = (((tag[2]<<8)|tag[3]) << 16) | ((tag[4]<<8)|tag[5]);
}
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_COMPOSER, &tag, &tag_len)==GF_OK) com->info.composer = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_WRITER, &tag, &tag_len)==GF_OK) com->info.writer = tag;
if (gf_isom_apple_get_tag(read->mov, GF_ISOM_ITUNE_GENRE, &tag, &tag_len)==GF_OK) {
if (tag[0]) {
com->info.genre = 0;
} else {
com->info.genre = (tag[0]<<8) | tag[1];
}
}
return GF_OK;
}
if (com->command_type==GF_NET_SERVICE_HAS_AUDIO) {
u32 i, count;
count = gf_isom_get_track_count(read->mov);
for (i=0; i<count; i++) {
if (gf_isom_get_media_type(read->mov, i+1) == GF_ISOM_MEDIA_AUDIO) return GF_OK;
}
return GF_NOT_SUPPORTED;
}
if (com->command_type == GF_NET_SERVICE_QUALITY_SWITCH)
{
count = gf_list_count(read->channels);
for (i = 0; i < count; i++)
{
ch = (ISOMChannel *)gf_list_get(read->channels, i);
if (gf_isom_has_scalable_layer(read->mov)) {
ch->next_track = gf_channel_switch_quality(ch, read->mov, com->switch_quality.up);
}
}
return GF_OK;
}
if (com->command_type == GF_NET_SERVICE_PROXY_DATA_RECEIVE) {
isor_flush_data(read, 1, com->proxy_data.is_chunk);
return GF_OK;
}
if (com->command_type == GF_NET_SERVICE_FLUSH_DATA) {
if (read->nb_playing && plug->query_proxy)
isor_flush_data(read, 0, 0);
return GF_OK;
}
if (com->command_type == GF_NET_SERVICE_CAN_REVERSE_PLAYBACK)
return GF_OK;
if (!com->base.on_channel) return GF_NOT_SUPPORTED;
ch = isor_get_channel(read, com->base.on_channel);
if (!ch) return GF_STREAM_NOT_FOUND;
switch (com->command_type) {
case GF_NET_CHAN_SET_PADDING:
if (!ch->track) return GF_OK;
gf_isom_set_sample_padding(read->mov, ch->track, com->pad.padding_bytes);
return GF_OK;
case GF_NET_CHAN_SET_PULL:
//we don't pull in DASH base services, we flush as soon as we have a complete segment
#ifndef DASH_USE_PULL
if (read->input->proxy_udta && !read->input->proxy_type)
return GF_NOT_SUPPORTED;
#endif
ch->is_pulling = 1;
return GF_OK;
case GF_NET_CHAN_INTERACTIVE:
return GF_OK;
case GF_NET_CHAN_BUFFER:
//dash or HTTP, do rebuffer if not disabled
if (plug->query_proxy) {
} else if (read->dnload) {
ch->buffer_min = com->buffer.min;
ch->buffer_max = com->buffer.max;
} else {
com->buffer.max = com->buffer.min = 0;
}
return GF_OK;
case GF_NET_CHAN_DURATION:
if (!ch->track) {
com->duration.duration = 0;
return GF_OK;
}
ch->duration = gf_isom_get_track_duration(read->mov, ch->track);
track_dur = (Double) (s64) ch->duration;
track_dur /= read->time_scale;
if (gf_isom_get_edit_segment_count(read->mov, ch->track)) {
com->duration.duration = (Double) track_dur;
ch->duration = (u32) (track_dur * ch->time_scale);
} else {
/*some file indicate a wrong TrackDuration, get the longest*/
ch->duration = gf_isom_get_media_duration(read->mov, ch->track);
media_dur = (Double) (s64) ch->duration;
media_dur /= ch->time_scale;
com->duration.duration = MAX(track_dur, media_dur);
}
return GF_OK;
case GF_NET_CHAN_PLAY:
gf_mx_p(read->segment_mutex);
isor_reset_reader(ch);
ch->speed = com->play.speed;
read->reset_frag_state = 1;
if (read->frag_type)
read->frag_type = 1;
gf_mx_v(read->segment_mutex);
ch->start = ch->end = 0;
if (com->play.speed>0) {
if (com->play.start_range>=0) {
ch->start = (u64) (s64) (com->play.start_range * ch->time_scale);
ch->start = check_round(ch, ch->start, com->play.start_range, 1);
}
if (com->play.end_range >= com->play.start_range) {
ch->end = (u64) (s64) (com->play.end_range*ch->time_scale);
ch->end = check_round(ch, ch->end, com->play.end_range, 0);
}
} else if (com->play.speed<0) {
Double end = com->play.end_range;
if (end==-1) end = 0;
ch->start = (u64) (s64) (com->play.start_range * ch->time_scale);
if (end <= com->play.start_range)
ch->end = (u64) (s64) (end * ch->time_scale);
}
ch->is_playing = 1;
if (com->play.dash_segment_switch) ch->wait_for_segment_switch = 1;
GF_LOG(GF_LOG_DEBUG, GF_LOG_NETWORK, ("[IsoMedia] Starting channel playback "LLD" to "LLD" (%g to %g)\n", ch->start, ch->end, com->play.start_range, com->play.end_range));
//and check buffer level on play request
isor_check_buffer_level(read);
read->nb_playing++;
return GF_OK;
case GF_NET_CHAN_STOP:
if (read->nb_playing) read->nb_playing--;
isor_reset_reader(ch);
return GF_OK;
case GF_NET_CHAN_SET_SPEED:
gf_mx_p(read->segment_mutex);
ch->speed = com->play.speed;
gf_mx_v(read->segment_mutex);
return GF_OK;
/*nothing to do on MP4 for channel config*/
case GF_NET_CHAN_CONFIG:
return GF_OK;
case GF_NET_CHAN_GET_PIXEL_AR:
return gf_isom_get_pixel_aspect_ratio(read->mov, ch->track, 1, &com->par.hSpacing, &com->par.vSpacing);
case GF_NET_CHAN_GET_DSI:
{
/*it may happen that there are conflicting config when using ESD URLs...*/
GF_DecoderConfig *dcd = gf_isom_get_decoder_config(read->mov, ch->track, 1);
com->get_dsi.dsi = NULL;
com->get_dsi.dsi_len = 0;
if (dcd) {
if (dcd->decoderSpecificInfo) {
com->get_dsi.dsi = dcd->decoderSpecificInfo->data;
com->get_dsi.dsi_len = dcd->decoderSpecificInfo->dataLength;
dcd->decoderSpecificInfo->data = NULL;
}
gf_odf_desc_del((GF_Descriptor *) dcd);
}
return GF_OK;
}
case GF_NET_CHAN_NALU_MODE:
ch->nalu_extract_mode = GF_ISOM_NALU_EXTRACT_INBAND_PS_FLAG;
ch->disable_seek = 1;
//when this is set, we work in real scalable (eg N streams reassembled by the player) so only extract the layer. This wll need refinements if we plan to support
//several scalable layers ...
if (com->nalu_mode.extract_mode==1) {
ch->nalu_extract_mode |= GF_ISOM_NALU_EXTRACT_ANNEXB_FLAG | GF_ISOM_NALU_EXTRACT_VDRD_FLAG | GF_ISOM_NALU_EXTRACT_LAYER_ONLY;
}
gf_isom_set_nalu_extract_mode(ch->owner->mov, ch->track, ch->nalu_extract_mode);
break;
default:
break;
}
return GF_NOT_SUPPORTED;
}
