static GF_Err ISOW_Open(GF_StreamingCache *mc, GF_ClientService *serv, const char *location_and_name, Bool keep_existing_files)
{
char szRoot[GF_MAX_PATH], szPath[GF_MAX_PATH], *ext;
ISOMReader *cache = (ISOMReader *)mc->priv;
if (cache->mov || cache->service) return GF_BAD_PARAM;
strcpy(szRoot, location_and_name);
ext = strrchr(szRoot, '.');
if (ext) ext[0] = 0;
strcpy(szPath, szRoot);
strcat(szPath, ".mp4");
if (keep_existing_files) {
FILE *f = gf_fopen(szPath, "rb");
if (f) {
u32 i=0;
gf_fclose(f);
while (1) {
sprintf(szPath, "%s_%04d.mp4", szRoot, i);
f = gf_fopen(szPath, "rb");
if (!f) break;
gf_fclose(f);
i++;
}
}
}
/*create a new movie in write mode (eg no editing)*/
cache->mov = gf_isom_open(szPath, GF_ISOM_OPEN_WRITE, NULL);
if (!cache->mov) return gf_isom_last_error(NULL);
cache->service = serv;
return GF_OK;
}
GF_EXPORT
GF_Err gf_webvtt_dump_iso_track(GF_MediaExporter *dumper, char *szName, u32 track, Bool merge, Bool box_dump)
{
#ifdef GPAC_DISABLE_MEDIA_IMPORT
return GF_NOT_SUPPORTED;
#else
GF_Err e;
u32 i;
u32 count;
u32 timescale;
FILE *out;
u32 di;
u64 duration;
GF_WebVTTParser *parser;
out = szName ? gf_fopen(szName, "wt") : (dumper->dump_file ? dumper->dump_file : stdout);
if (!out) return GF_IO_ERR;// gf_export_message(dumper, GF_IO_ERR, "Error opening %s for writing - check disk access & permissions", szName);
parser = gf_webvtt_parser_new();
parser->user = out;
parser->on_cue_read = gf_webvtt_dump_cue;
if (box_dump)
fprintf(out, "<WebVTTTrack trackID=\"%d\">\n", gf_isom_get_track_id(dumper->file, track) );
e = gf_webvtt_dump_header(out, dumper->file, track, box_dump, 1);
if (e) goto exit;
timescale = gf_isom_get_media_timescale(dumper->file, track);
count = gf_isom_get_sample_count(dumper->file, track);
for (i=0; i<count; i++) {
GF_ISOSample *samp = gf_isom_get_sample(dumper->file, track, i+1, &di);
if (!samp) {
e = gf_isom_last_error(dumper->file);
goto exit;
}
e = gf_webvtt_parse_iso_sample(parser, timescale, samp, merge, box_dump);
if (e) {
goto exit;
}
gf_isom_sample_del(&samp);
}
duration = gf_isom_get_media_duration(dumper->file, track);
gf_webvtt_parser_dump_finalize(parser, duration);
if (box_dump)
fprintf(out, "</WebVTTTrack>\n");
exit:
gf_webvtt_parser_del(parser);
if (szName) gf_fclose(out);
return e;
#endif
}
GF_Err gf_webvtt_dump_iso_track(GF_MediaExporter *dumper, char *szName, u32 track, Bool merge)
{
GF_Err e;
u32 i;
u32 count;
u32 timescale;
FILE *out;
u32 di;
u64 duration;
GF_WebVTTParser *parser;
out = szName ? gf_fopen(szName, "wt") : stdout;
if (!out) return GF_IO_ERR;// gf_export_message(dumper, GF_IO_ERR, "Error opening %s for writing - check disk access & permissions", szName);
parser = gf_webvtt_parser_new();
parser->user = out;
parser->on_cue_read = gf_webvtt_dump_cue;
e = gf_webvtt_dump_header(out, dumper->file, track, 1);
if (e) goto exit;
timescale = gf_isom_get_media_timescale(dumper->file, track);
count = gf_isom_get_sample_count(dumper->file, track);
for (i=0; i<count; i++) {
GF_ISOSample *samp = gf_isom_get_sample(dumper->file, track, i+1, &di);
if (!samp) {
e = gf_isom_last_error(dumper->file);
goto exit;
}
e = gf_webvtt_parse_iso_sample(parser, timescale, samp, merge);
if (e) goto exit;
//gf_webvtt_dump_iso_sample(out, timescale, samp);
}
duration = gf_isom_get_media_duration(dumper->file, track);
gf_webvtt_parser_dump_finalize(parser, duration);
exit:
gf_webvtt_parser_del(parser);
if (szName) gf_fclose(out);
return e;
}
GF_Err TTIn_LoadFile(GF_InputService *plug, const char *url, Bool is_cache)
{
GF_Err e;
GF_MediaImporter import;
char szFILE[GF_MAX_PATH];
TTIn *tti = (TTIn *)plug->priv;
const char *cache_dir;
if (!tti || !url)
return GF_BAD_PARAM;
cache_dir = gf_modules_get_option((GF_BaseInterface *)plug, "General", "CacheDirectory");
if (cache_dir && strlen(cache_dir)) {
if (cache_dir[strlen(cache_dir)-1] != GF_PATH_SEPARATOR) {
sprintf(szFILE, "%s%csrt_%p_mp4", cache_dir, GF_PATH_SEPARATOR, tti);
} else {
sprintf(szFILE, "%ssrt_%p_mp4", cache_dir, tti);
}
} else {
sprintf(szFILE, "%p_temp_mp4", tti);
}
tti->mp4 = gf_isom_open(szFILE, GF_ISOM_OPEN_WRITE, NULL);
if (!tti->mp4) return gf_isom_last_error(NULL);
if (tti->szFile)
gf_free(tti->szFile);
tti->szFile = gf_strdup(szFILE);
memset(&import, 0, sizeof(GF_MediaImporter));
import.dest = tti->mp4;
/*override layout from sub file*/
import.flags = GF_IMPORT_SKIP_TXT_BOX;
import.in_name = gf_strdup(url);
e = gf_media_import(&import);
if (!e) {
tti->tt_track = 1;
gf_isom_text_set_streaming_mode(tti->mp4, 1);
}
if (import.in_name)
gf_free(import.in_name);
return e;
}
static void process_samples_from_track(GF_ISOFile *movie, u32 track_id, u32 *sample_index)
{
u32 track_number;
u32 sample_count;
/* Error indicator */
GF_Err e;
/* Number of bytes required to finish the current ISO Box reading */
u64 missing_bytes;
track_number = gf_isom_get_track_by_id(movie, track_id);
if (track_number == 0) {
fprintf(stdout, "Could not find track ID=%u. Ignore segment.\n", track_id);
return;
}
sample_count = gf_isom_get_sample_count(movie, track_number);
while (*sample_index <= sample_count) {
GF_ISOSample *iso_sample;
u32 sample_description_index;
iso_sample = gf_isom_get_sample(movie, track_number, *sample_index, &sample_description_index);
if (iso_sample) {
fprintf(stdout, "Found sample #%5d/%5d of length %8d, RAP: %d, DTS: "LLD", CTS: "LLD"\n", *sample_index, sample_count, iso_sample->dataLength, iso_sample->IsRAP, iso_sample->DTS, iso_sample->DTS+iso_sample->CTS_Offset);
(*sample_index)++;
/* Release the sample data, once you're done with it*/
gf_isom_sample_del(&iso_sample);
} else {
e = gf_isom_last_error(movie);
if (e == GF_ISOM_INCOMPLETE_FILE) {
missing_bytes = gf_isom_get_missing_bytes(movie, track_number);
fprintf(stdout, "Missing "LLU" bytes on input file\n", missing_bytes);
gf_sleep(1000);
}
}
}
}
GF_Err gf_isom_setup_hint_track(GF_ISOFile *movie, u32 trackNumber, u32 HintType)
{
GF_Err e;
GF_TrackBox *trak;
GF_TrackReferenceBox *tref;
GF_TrackReferenceTypeBox *dpnd;
GF_HintMediaHeaderBox *hmhd;
//UDTA related ...
GF_UserDataBox *udta;
//what do we support
switch (HintType) {
case GF_ISOM_HINT_RTP:
break;
default:
return GF_NOT_SUPPORTED;
}
e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
if (e) return e;
trak = gf_isom_get_track_from_file(movie, trackNumber);
if (!trak) return gf_isom_last_error(movie);
//check we have a hint ...
if ( !IsHintTrack(trak)) {
return GF_BAD_PARAM;
}
hmhd = (GF_HintMediaHeaderBox *)trak->Media->information->InfoHeader;
//make sure the subtype was not already defined
if (hmhd->subType) return GF_BAD_PARAM;
//store the HintTrack format for later use...
hmhd->subType = HintType;
//hint tracks always have a tref and everything ...
if (!trak->References) {
if (!trak->References) {
tref = (GF_TrackReferenceBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_TREF);
e = trak_AddBox((GF_Box*)trak, (GF_Box *)tref);
if (e) return e;
}
}
tref = trak->References;
//do we have a hint reference on this trak ???
e = Track_FindRef(trak, GF_ISOM_BOX_TYPE_HINT, &dpnd);
if (e) return e;
//if yes, return false (existing hint track...)
if (dpnd) return GF_BAD_PARAM;
//create our dep
dpnd = (GF_TrackReferenceTypeBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_REFT);
dpnd->reference_type = GF_ISOM_BOX_TYPE_HINT;
e = tref_AddBox((GF_Box*)tref, (GF_Box *) dpnd);
if (e) return e;
//for RTP, we need to do some UDTA-related stuff...
if (HintType != GF_ISOM_HINT_RTP) return GF_OK;
if (!trak->udta) {
//create one
udta = (GF_UserDataBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_UDTA);
e = trak_AddBox((GF_Box*)trak, (GF_Box *) udta);
if (e) return e;
}
udta = trak->udta;
//HNTI
e = udta_AddBox(udta, gf_isom_box_new(GF_ISOM_BOX_TYPE_HNTI));
if (e) return e;
/*
//NAME
e = udta_AddBox(udta, gf_isom_box_new(GF_ISOM_BOX_TYPE_NAME));
if (e) return e;
//HINF
return udta_AddBox(udta, gf_isom_box_new(GF_ISOM_BOX_TYPE_HINF));
*/
return GF_OK;
}
GF_EXPORT
GF_ISOMRTPStreamer *gf_isom_streamer_new(const char *file_name, const char *ip_dest, u16 port, Bool loop, Bool force_mpeg4, u32 path_mtu, u32 ttl, char *ifce_addr)
{
GF_ISOMRTPStreamer *streamer;
GF_Err e = GF_OK;
const char *opt = NULL;
/*GF_Config *configFile = NULL; */
u32 i, max_ptime, au_sn_len;
u8 payt;
GF_ISOFile *file;
GF_RTPTrack *track, *prev_track;
u16 first_port;
u32 nb_tracks;
u32 sess_data_size;
if (!ip_dest) ip_dest = "127.0.0.1";
if (!port) port = 7000;
if (!path_mtu) path_mtu = 1450;
GF_SAFEALLOC(streamer, GF_ISOMRTPStreamer);
streamer->dest_ip = gf_strdup(ip_dest);
payt = 96;
max_ptime = au_sn_len = 0;
file = gf_isom_open(file_name, GF_ISOM_OPEN_READ, NULL);
if (!file) {
GF_LOG(GF_LOG_ERROR, GF_LOG_RTP, ("Error opening file %s: %s\n", opt, gf_error_to_string(gf_isom_last_error(NULL))));
return NULL;
}
streamer->isom = file;
streamer->loop = loop;
streamer->force_mpeg4_generic = force_mpeg4;
first_port = port;
sess_data_size = 0;
prev_track = NULL;
nb_tracks = gf_isom_get_track_count(streamer->isom);
for (i=0; i<nb_tracks; i++) {
u32 mediaSize, mediaDuration, flags, MinSize, MaxSize, avgTS, streamType, oti, const_dur, nb_ch, samplerate, maxDTSDelta, TrackMediaSubType, TrackMediaType, bandwidth, IV_length, KI_length, dsi_len;
const char *url, *urn;
char *dsi;
Bool is_crypted;
dsi_len = samplerate = streamType = oti = nb_ch = IV_length = KI_length = 0;
is_crypted = 0;
dsi = NULL;
flags = 0;
/*we only support self-contained files for hinting*/
gf_isom_get_data_reference(streamer->isom, i+1, 1, &url, &urn);
if (url || urn) continue;
TrackMediaType = gf_isom_get_media_type(streamer->isom, i+1);
TrackMediaSubType = gf_isom_get_media_subtype(streamer->isom, i+1, 1);
switch (TrackMediaType) {
case GF_ISOM_MEDIA_TEXT:
break;
case GF_ISOM_MEDIA_VISUAL:
case GF_ISOM_MEDIA_AUDIO:
case GF_ISOM_MEDIA_SUBT:
case GF_ISOM_MEDIA_OD:
case GF_ISOM_MEDIA_SCENE:
if (gf_isom_get_sample_description_count(streamer->isom, i+1) > 1) continue;
break;
default:
continue;
}
GF_SAFEALLOC(track, GF_RTPTrack);
if (prev_track) prev_track->next = track;
else streamer->stream = track;
prev_track = track;
track->track_num = i+1;
track->nb_aus = gf_isom_get_sample_count(streamer->isom, track->track_num);
track->timescale = gf_isom_get_media_timescale(streamer->isom, track->track_num);
mediaDuration = (u32)(gf_isom_get_media_duration(streamer->isom, track->track_num)*1000/track->timescale); // ms
mediaSize = (u32)gf_isom_get_media_data_size(streamer->isom, track->track_num);
sess_data_size += mediaSize;
if (mediaDuration > streamer->duration_ms) streamer->duration_ms = mediaDuration;
track->port = check_next_port(streamer, first_port);
first_port = track->port+2;
/*init packetizer*/
if (streamer->force_mpeg4_generic) flags = GP_RTP_PCK_SIGNAL_RAP | GP_RTP_PCK_FORCE_MPEG4;
switch (TrackMediaSubType) {
case GF_ISOM_SUBTYPE_MPEG4_CRYP:
is_crypted = 1;
case GF_ISOM_SUBTYPE_MPEG4:
{
GF_ESD *esd = gf_isom_get_esd(streamer->isom, track->track_num, 1);
if (esd) {
streamType = esd->decoderConfig->streamType;
oti = esd->decoderConfig->objectTypeIndication;
/*systems streams*/
if (streamType==GF_STREAM_AUDIO) {
gf_isom_get_audio_info(streamer->isom, track->track_num, 1, &samplerate, &nb_ch, NULL);
}
/*systems streams*/
else if (streamType==GF_STREAM_SCENE) {
if (gf_isom_has_sync_shadows(streamer->isom, track->track_num) || gf_isom_has_sample_dependency(streamer->isom, track->track_num))
flags |= GP_RTP_PCK_SYSTEMS_CAROUSEL;
}
if (esd->decoderConfig->decoderSpecificInfo) {
dsi = esd->decoderConfig->decoderSpecificInfo->data;
dsi_len = esd->decoderConfig->decoderSpecificInfo->dataLength;
esd->decoderConfig->decoderSpecificInfo->data = NULL;
esd->decoderConfig->decoderSpecificInfo->dataLength = 0;
}
gf_odf_desc_del((GF_Descriptor*)esd);
}
}
break;
case GF_ISOM_SUBTYPE_AVC_H264:
case GF_ISOM_SUBTYPE_AVC2_H264:
case GF_ISOM_SUBTYPE_SVC_H264:
{
GF_AVCConfig *avcc = gf_isom_avc_config_get(streamer->isom, track->track_num, 1);
track->avc_nalu_size = avcc->nal_unit_size;
gf_odf_avc_cfg_del(avcc);
streamType = GF_STREAM_VISUAL;
oti = GPAC_OTI_VIDEO_AVC;
}
break;
default:
streamType = GF_STREAM_4CC;
oti = TrackMediaSubType;
break;
}
/*get sample info*/
gf_media_get_sample_average_infos(streamer->isom, track->track_num, &MinSize, &MaxSize, &avgTS, &maxDTSDelta, &const_dur, &bandwidth);
if (is_crypted) {
Bool use_sel_enc;
gf_isom_get_ismacryp_info(streamer->isom, track->track_num, 1, NULL, NULL, NULL, NULL, NULL, &use_sel_enc, &IV_length, &KI_length);
if (use_sel_enc) flags |= GP_RTP_PCK_SELECTIVE_ENCRYPTION;
}
track->rtp = gf_rtp_streamer_new_extended(streamType, oti, track->timescale,
(char *) streamer->dest_ip, track->port, path_mtu, ttl, ifce_addr,
flags, dsi, dsi_len,
payt, samplerate, nb_ch,
is_crypted, IV_length, KI_length,
MinSize, MaxSize, avgTS, maxDTSDelta, const_dur, bandwidth, max_ptime, au_sn_len);
if (!track->rtp) {
GF_LOG(GF_LOG_ERROR, GF_LOG_RTP, ("Could not initialize RTP streamer: %s\n", gf_error_to_string(e)));
goto exit;
}
payt++;
track->microsec_ts_scale = 1000000;
track->microsec_ts_scale /= gf_isom_get_media_timescale(streamer->isom, track->track_num);
}
return streamer;
exit:
gf_free(streamer);
return NULL;
}
int main (int argc, char **argv)
{
Double fps_dump;
u32 i;
char rad[500];
s32 frameID, h, m, s, f;
Float fps;
u32 dump_type;
s32 dump_time;
u32 dump_w, dump_h;
Bool copy;
char szConfigFile[4096];
char *dump_out;
char *inName, *arg;
GF_ISOFile *file;
if (argc < 2) {
PrintUsage();
return 0;
}
dump_type = 0;
fps_dump = 0.0f;
dump_w = dump_h = 0;
dump_out = NULL;
inName = NULL;
frameID = -1;
dump_time = -1;
szConfigFile[0] = 0;
for (i = 1; i < (u32) argc ; i++) {
arg = argv[i];
if (arg[0] != '-') {
inName = arg;
break;
}
if (!stricmp(arg, "-h")) {
PrintUsage();
return 0;
} else if (!stricmp(arg, "-version")) {
PrintVersion();
return 0;
} else if (!stricmp(arg, "-size")) {
sscanf(argv[i+1], "%dx%d", &dump_w, &dump_h);
i++;
} else if (!stricmp(arg, "-raw")) {
dump_type = 2;
if ((i+1<(u32)argc) && (argv[i+1][0]!='-')) {
if (strstr(argv[i+1], "T")) {
if (strstr(argv[i+1], "F")) {
sscanf(argv[i+1], "T%d:%d:%d:%dF%f", &h, &m, &s, &f, &fps);
dump_time = (s32) ((3600*h + 60*m + s)*1000 + 1000*f/fps);
} else {
sscanf(argv[i+1], "T%d:%d:%d", &h, &m, &s);
dump_time = (s32) ((3600*h + 60*m + s)*1000);
}
} else {
frameID = atoi(argv[i+1]);
}
i++;
}
} else if (!stricmp(arg, "-bmp")) {
dump_type = 1;
if ((i+1<(u32)argc) && (argv[i+1][0]!='-')) {
if (strstr(argv[i+1], "T")) {
if (strstr(argv[i+1], "F")) {
sscanf(argv[i+1], "T%d:%d:%d:%dF%f", &h, &m, &s, &f, &fps);
dump_time = (s32) ((3600*h + 60*m + s)*1000 + 1000*f/fps);
} else {
sscanf(argv[i+1], "T%d:%d:%d", &h, &m, &s);
dump_time = (s32) ((3600*h + 60*m + s)*1000);
}
} else {
frameID = atoi(argv[i+1]);
}
i++;
}
} else if (!stricmp(arg, "-3d")) {
dump_type = 3;
} else if (!stricmp(arg, "-outpath")) {
dump_out = argv[i+1];
i++;
} else if (!stricmp(arg, "-fps")) {
fps_dump = atof(argv[i+1]);
i++;
} else if (!stricmp(arg, "-copy")) {
copy = 1;
} else if (!stricmp(arg, "-cfg")) {
strcpy(szConfigFile, argv[i+1]);
i += 1;
} else {
PrintUsage();
return (0);
}
}
if (!inName) {
PrintUsage();
return 0;
}
gf_sys_init();
file = gf_isom_open(inName, GF_ISOM_OPEN_READ, NULL);
if (!file) {
printf("Error opening file: %s\n", gf_error_to_string(gf_isom_last_error(NULL)));
return 0;
}
if (dump_out) {
arg = strrchr(inName, GF_PATH_SEPARATOR);
if (arg) {
strcpy(rad, arg + 1);
} else {
strcpy(rad, inName);
}
} else {
strcpy(rad, inName);
}
while (rad[strlen(rad)-1] != '.') rad[strlen(rad)-1] = 0;
rad[strlen(rad)-1] = 0;
if (dump_type == 3) {
bifs3d_viewpoints_merger(file, szConfigFile, dump_w, dump_h, rad, dump_type, dump_out, fps_dump, frameID, dump_time);
}
else bifs_to_vid(file, szConfigFile, dump_w, dump_h, rad, dump_type, dump_out, fps_dump, frameID, dump_time);
printf("\ndone\n");
gf_isom_delete(file);
return 0;
}
GF_Err gf_sm_load_init_isom(GF_SceneLoader *load)
{
u32 i;
GF_BIFSConfig *bc;
GF_ESD *esd;
GF_Err e;
char *scene_msg = "MPEG-4 BIFS Scene Parsing";
if (!load->isom) return GF_BAD_PARAM;
/*load IOD*/
load->ctx->root_od = (GF_ObjectDescriptor *) gf_isom_get_root_od(load->isom);
if (!load->ctx->root_od) {
e = gf_isom_last_error(load->isom);
if (e) return e;
} else if ((load->ctx->root_od->tag != GF_ODF_OD_TAG) && (load->ctx->root_od->tag != GF_ODF_IOD_TAG)) {
gf_odf_desc_del((GF_Descriptor *) load->ctx->root_od);
load->ctx->root_od = NULL;
}
esd = NULL;
/*get root scene stream*/
for (i=0; i<gf_isom_get_track_count(load->isom); i++) {
u32 type = gf_isom_get_media_type(load->isom, i+1);
if (type != GF_ISOM_MEDIA_SCENE) continue;
if (! gf_isom_is_track_in_root_od(load->isom, i+1) ) continue;
esd = gf_isom_get_esd(load->isom, i+1, 1);
if (esd && esd->URLString) {
gf_odf_desc_del((GF_Descriptor *)esd);
esd = NULL;
continue;
}
/*make sure we load the root BIFS stream first*/
if (esd && esd->dependsOnESID && (esd->dependsOnESID!=esd->ESID) ) {
u32 track = gf_isom_get_track_by_id(load->isom, esd->dependsOnESID);
if (gf_isom_get_media_type(load->isom, track) != GF_ISOM_MEDIA_OD) {
gf_odf_desc_del((GF_Descriptor *)esd);
esd = NULL;
continue;
}
}
if (esd->decoderConfig->objectTypeIndication==0x09) scene_msg = "MPEG-4 LASeR Scene Parsing";
break;
}
if (!esd) return GF_OK;
e = GF_OK;
GF_LOG(GF_LOG_INFO, GF_LOG_PARSER, ("%s\n", scene_msg));
/*BIFS: update size & pixel metrics info*/
if (esd->decoderConfig->objectTypeIndication<=2) {
bc = gf_odf_get_bifs_config(esd->decoderConfig->decoderSpecificInfo, esd->decoderConfig->objectTypeIndication);
if (!bc->elementaryMasks && bc->pixelWidth && bc->pixelHeight) {
load->ctx->scene_width = bc->pixelWidth;
load->ctx->scene_height = bc->pixelHeight;
load->ctx->is_pixel_metrics = bc->pixelMetrics;
}
gf_odf_desc_del((GF_Descriptor *) bc);
/*note we don't load the first BIFS AU to avoid storing the BIFS decoder, needed to properly handle quantization*/
}
/*LASeR*/
else if (esd->decoderConfig->objectTypeIndication==0x09) {
load->ctx->is_pixel_metrics = 1;
}
gf_odf_desc_del((GF_Descriptor *) esd);
esd = NULL;
load->process = gf_sm_load_run_isom;
load->done = gf_sm_load_done_isom;
load->suspend = gf_sm_isom_suspend;
return GF_OK;
}
static GF_Err gf_sm_load_run_isom(GF_SceneLoader *load)
{
GF_Err e;
FILE *logs;
u32 i, j, di, nbBifs, nbLaser, nb_samp, samp_done, init_offset;
GF_StreamContext *sc;
GF_ESD *esd;
GF_ODCodec *od_dec;
#ifndef GPAC_DISABLE_BIFS
GF_BifsDecoder *bifs_dec;
#endif
#ifndef GPAC_DISABLE_LASER
GF_LASeRCodec *lsr_dec;
#endif
if (!load || !load->isom) return GF_BAD_PARAM;
nbBifs = nbLaser = 0;
e = GF_OK;
#ifndef GPAC_DISABLE_BIFS
bifs_dec = gf_bifs_decoder_new(load->scene_graph, 1);
gf_bifs_decoder_set_extraction_path(bifs_dec, load->localPath, load->fileName);
#endif
od_dec = gf_odf_codec_new();
logs = NULL;
#ifndef GPAC_DISABLE_LASER
lsr_dec = gf_laser_decoder_new(load->scene_graph);
#endif
esd = NULL;
/*load each stream*/
nb_samp = 0;
for (i=0; i<gf_isom_get_track_count(load->isom); i++) {
u32 type = gf_isom_get_media_type(load->isom, i+1);
switch (type) {
case GF_ISOM_MEDIA_SCENE:
case GF_ISOM_MEDIA_OD:
nb_samp += gf_isom_get_sample_count(load->isom, i+1);
break;
default:
break;
}
}
samp_done = 1;
gf_isom_text_set_streaming_mode(load->isom, 1);
for (i=0; i<gf_isom_get_track_count(load->isom); i++) {
u32 type = gf_isom_get_media_type(load->isom, i+1);
switch (type) {
case GF_ISOM_MEDIA_SCENE:
case GF_ISOM_MEDIA_OD:
break;
default:
continue;
}
esd = gf_isom_get_esd(load->isom, i+1, 1);
if (!esd) continue;
if ((esd->decoderConfig->objectTypeIndication == GPAC_OTI_SCENE_AFX) ||
(esd->decoderConfig->objectTypeIndication == GPAC_OTI_SCENE_SYNTHESIZED_TEXTURE)
) {
nb_samp += gf_isom_get_sample_count(load->isom, i+1);
continue;
}
sc = gf_sm_stream_new(load->ctx, esd->ESID, esd->decoderConfig->streamType, esd->decoderConfig->objectTypeIndication);
sc->streamType = esd->decoderConfig->streamType;
sc->ESID = esd->ESID;
sc->objectType = esd->decoderConfig->objectTypeIndication;
sc->timeScale = gf_isom_get_media_timescale(load->isom, i+1);
/*we still need to reconfig the BIFS*/
if (esd->decoderConfig->streamType==GF_STREAM_SCENE) {
#ifndef GPAC_DISABLE_BIFS
/*BIFS*/
if (esd->decoderConfig->objectTypeIndication<=2) {
if (!esd->dependsOnESID && nbBifs && !i)
mp4_report(load, GF_OK, "several scene namespaces used or improper scene dependencies in file - import may be incorrect");
if (!esd->decoderConfig->decoderSpecificInfo) {
/* Hack for T-DMB non compliant streams */
e = gf_bifs_decoder_configure_stream(bifs_dec, esd->ESID, NULL, 0, esd->decoderConfig->objectTypeIndication);
} else {
e = gf_bifs_decoder_configure_stream(bifs_dec, esd->ESID, esd->decoderConfig->decoderSpecificInfo->data, esd->decoderConfig->decoderSpecificInfo->dataLength, esd->decoderConfig->objectTypeIndication);
}
if (e) goto exit;
nbBifs++;
}
#endif
#ifndef GPAC_DISABLE_LASER
/*LASER*/
if (esd->decoderConfig->objectTypeIndication==0x09) {
if (!esd->dependsOnESID && nbBifs && !i)
mp4_report(load, GF_OK, "several scene namespaces used or improper scene dependencies in file - import may be incorrect");
e = gf_laser_decoder_configure_stream(lsr_dec, esd->ESID, esd->decoderConfig->decoderSpecificInfo->data, esd->decoderConfig->decoderSpecificInfo->dataLength);
if (e) goto exit;
nbLaser++;
}
#endif
}
init_offset = 0;
/*dump all AUs*/
for (j=0; j<gf_isom_get_sample_count(load->isom, i+1); j++) {
GF_AUContext *au;
GF_ISOSample *samp = gf_isom_get_sample(load->isom, i+1, j+1, &di);
if (!samp) {
mp4_report(load, gf_isom_last_error(load->isom), "Unable to fetch sample %d from track ID %d - aborting track import", j+1, gf_isom_get_track_id(load->isom, i+1));
break;
}
/*check if track has initial offset*/
if (!j && gf_isom_get_edit_segment_count(load->isom, i+1)) {
u64 EditTime, dur, mtime;
u8 mode;
gf_isom_get_edit_segment(load->isom, i+1, 1, &EditTime, &dur, &mtime, &mode);
if (mode==GF_ISOM_EDIT_EMPTY) {
init_offset = (u32) (dur * sc->timeScale / gf_isom_get_timescale(load->isom) );
}
}
samp->DTS += init_offset;
au = gf_sm_stream_au_new(sc, samp->DTS, ((Double)(s64) samp->DTS) / sc->timeScale, (samp->IsRAP==RAP) ? 1 : 0);
if (esd->decoderConfig->streamType==GF_STREAM_SCENE) {
#ifndef GPAC_DISABLE_BIFS
if (esd->decoderConfig->objectTypeIndication<=2)
e = gf_bifs_decode_command_list(bifs_dec, esd->ESID, samp->data, samp->dataLength, au->commands);
#endif
#ifndef GPAC_DISABLE_LASER
if (esd->decoderConfig->objectTypeIndication==0x09)
e = gf_laser_decode_command_list(lsr_dec, esd->ESID, samp->data, samp->dataLength, au->commands);
#endif
} else {
e = gf_odf_codec_set_au(od_dec, samp->data, samp->dataLength);
if (!e) e = gf_odf_codec_decode(od_dec);
if (!e) {
while (1) {
GF_ODCom *odc = gf_odf_codec_get_com(od_dec);
if (!odc) break;
/*update ESDs if any*/
UpdateODCommand(load->isom, odc);
gf_list_add(au->commands, odc);
}
}
}
gf_isom_sample_del(&samp);
if (e) {
mp4_report(load, gf_isom_last_error(load->isom), "decoding sample %d from track ID %d failed", j+1, gf_isom_get_track_id(load->isom, i+1));
goto exit;
}
samp_done++;
gf_set_progress("MP4 Loading", samp_done, nb_samp);
}
gf_odf_desc_del((GF_Descriptor *) esd);
esd = NULL;
}
gf_isom_text_set_streaming_mode(load->isom, 0);
exit:
#ifndef GPAC_DISABLE_BIFS
gf_bifs_decoder_del(bifs_dec);
#endif
gf_odf_codec_del(od_dec);
#ifndef GPAC_DISABLE_LASER
gf_laser_decoder_del(lsr_dec);
#endif
if (esd) gf_odf_desc_del((GF_Descriptor *) esd);
if (logs) gf_fclose(logs);
return e;
}
int main(int argc, char **argv)
{
GF_ISOFile *movie;
GF_ESD *esd;
GF_Err e;
Double gb_size = 5.0;
u8 store_mode;
u32 track, di, i, nb_samp;
GF_ISOSample *samp;
store_mode = GF_ISOM_OPEN_WRITE;
for (i=1; i<argc; i++) {
if (!strcmp(argv[i], "-flat")) store_mode = GF_ISOM_OPEN_WRITE;
else if (!strcmp(argv[i], "-inter")) store_mode = GF_ISOM_WRITE_EDIT;
else if (!strcmp(argv[i], "-size") && (i+1<argc)) {
gb_size = atof(argv[i+1]);
i++;
}
else if (!strcmp(argv[i], "-h")) {
PrintUsage();
return 0;
}
}
nb_samp = (u32) (gb_size*1024);
fprintf(stdout, "Creating test file %s - %g GBytes - %d samples - %s mode\n", TEST_FILE_NAME, gb_size, nb_samp, (store_mode == GF_ISOM_OPEN_WRITE) ? "Flat" : "Interleaved");
movie = gf_isom_open(TEST_FILE_NAME, store_mode, NULL);
if (!movie) {
fprintf(stdout, "Error creating file: %s\n", gf_error_to_string(gf_isom_last_error(NULL)));
return 1;
}
track = gf_isom_new_track(movie, 1, GF_ISOM_MEDIA_VISUAL, 25);
esd = gf_odf_desc_esd_new(2);
esd->decoderConfig->streamType = 4;
gf_isom_new_mpeg4_description(movie, track, esd, NULL, NULL, &di);
samp = gf_isom_sample_new();
samp->dataLength = 1024*1024;
samp->data = gf_malloc(sizeof(char)*samp->dataLength);
memset(samp->data, 0, sizeof(char)*samp->dataLength);
for (i=0; i<nb_samp; i++) {
if (samp->DTS % 25) samp->IsRAP = 0;
else samp->IsRAP = 1;
e = gf_isom_add_sample(movie, track, di, samp);
samp->DTS += 1;
fprintf(stdout, "Writing sample %d / %d \r", i+1, nb_samp);
if (e) break;
}
gf_isom_sample_del(&samp);
if (e) {
fprintf(stdout, "\nError writing sample %d\n", i);
gf_isom_delete(movie);
return 1;
}
fprintf(stdout, "\nDone writing samples\n");
e = gf_isom_close(movie);
if (e) {
fprintf(stdout, "Error writing file\n");
return 1;
}
return 0;
}
/*fixme, this doesn't work properly with respect to @expect_type*/
static GF_Descriptor *ISOR_GetServiceDesc(GF_InputService *plug, u32 expect_type, const char *sub_url)
{
u32 count, nb_st, i, trackID;
GF_ESD *esd;
ISOMReader *read;
GF_InitialObjectDescriptor *iod;
if (!plug || !plug->priv) return NULL;
read = (ISOMReader *) plug->priv;
if (!read->mov) return NULL;
/*no matter what always read text as TTUs*/
gf_isom_text_set_streaming_mode(read->mov, 1);
trackID = 0;
if (!sub_url) {
trackID = read->base_track_id;
read->base_track_id = 0;
} else {
char *ext = strrchr(sub_url, '#');
if (!ext) {
trackID = 0;
} else {
if (!strnicmp(ext, "#trackID=", 9)) trackID = atoi(ext+9);
else if (!stricmp(ext, "#video")) trackID = get_track_id(read->mov, GF_ISOM_MEDIA_VISUAL, 0);
else if (!strnicmp(ext, "#video", 6)) {
trackID = atoi(ext+6);
trackID = get_track_id(read->mov, GF_ISOM_MEDIA_VISUAL, trackID);
}
else if (!stricmp(ext, "#audio")) trackID = get_track_id(read->mov, GF_ISOM_MEDIA_AUDIO, 0);
else if (!strnicmp(ext, "#audio", 6)) {
trackID = atoi(ext+6);
trackID = get_track_id(read->mov, GF_ISOM_MEDIA_AUDIO, trackID);
}
else trackID = atoi(ext+1);
/*if trackID is 0, assume this is a fragment identifier*/
}
}
if (!trackID && (expect_type!=GF_MEDIA_OBJECT_SCENE) && (expect_type!=GF_MEDIA_OBJECT_UNDEF)) {
for (i=0; i<gf_isom_get_track_count(read->mov); i++) {
u32 type = gf_isom_get_media_type(read->mov, i+1);
if (
((type==GF_ISOM_MEDIA_VISUAL) && (expect_type==GF_MEDIA_OBJECT_VIDEO))
|| ((type==GF_ISOM_MEDIA_AUDIO) && (expect_type==GF_MEDIA_OBJECT_AUDIO)) ) {
trackID = gf_isom_get_track_id(read->mov, i+1);
break;
}
}
}
if (trackID && (expect_type!=GF_MEDIA_OBJECT_SCENE) ) {
u32 track = gf_isom_get_track_by_id(read->mov, trackID);
if (!track) return NULL;
esd = gf_media_map_esd(read->mov, track);
esd->OCRESID = 0;
iod = (GF_InitialObjectDescriptor *) gf_isom_get_root_od(read->mov);
if (!iod) {
iod = (GF_InitialObjectDescriptor *) gf_odf_desc_new(GF_ODF_IOD_TAG);
iod->OD_profileAndLevel = iod->audio_profileAndLevel = iod->graphics_profileAndLevel = iod->scene_profileAndLevel = iod->visual_profileAndLevel = 0xFE;
} else {
while (gf_list_count(iod->ESDescriptors)) {
GF_ESD *old = (GF_ESD *)gf_list_get(iod->ESDescriptors, 0);
gf_odf_desc_del((GF_Descriptor *) old);
gf_list_rem(iod->ESDescriptors, 0);
}
}
gf_list_add(iod->ESDescriptors, esd);
isor_emulate_chapters(read->mov, iod);
return (GF_Descriptor *) iod;
}
iod = NULL;
if (check_mpeg4_systems(plug, read->mov)) {
iod = (GF_InitialObjectDescriptor *) gf_isom_get_root_od(read->mov);
if (!iod) {
#ifndef GPAC_DISABLE_LOG
GF_Err e = gf_isom_last_error(read->mov);
if (e) {
GF_LOG(GF_LOG_ERROR, GF_LOG_NETWORK, ("[IsoMedia] Cannot fetch MPEG-4 IOD (error %s) - generating one\n", gf_error_to_string(e) ));
} else {
GF_LOG(GF_LOG_DEBUG, GF_LOG_NETWORK, ("[IsoMedia] No MPEG-4 IOD found in file - generating one\n"));
}
#endif
}
}
if (!iod) return isor_emulate_iod(read);
count = gf_list_count(iod->ESDescriptors);
if (!count) {
gf_odf_desc_del((GF_Descriptor*) iod);
return isor_emulate_iod(read);
}
if (count==1) {
esd = (GF_ESD *)gf_list_get(iod->ESDescriptors, 0);
switch (esd->decoderConfig->streamType) {
case GF_STREAM_SCENE:
case GF_STREAM_PRIVATE_SCENE:
break;
case GF_STREAM_VISUAL:
if (expect_type!=GF_MEDIA_OBJECT_VIDEO) {
gf_odf_desc_del((GF_Descriptor*) iod);
return isor_emulate_iod(read);
}
break;
case GF_STREAM_AUDIO:
/*we need a fake scene graph*/
if (expect_type!=GF_MEDIA_OBJECT_AUDIO) {
gf_odf_desc_del((GF_Descriptor*) iod);
return isor_emulate_iod(read);
}
break;
default:
gf_odf_desc_del((GF_Descriptor*) iod);
return NULL;
}
}
/*check IOD is not badly formed (eg mixing audio, video or text streams)*/
nb_st = 0;
for (i=0; i<count; i++) {
esd = (GF_ESD *)gf_list_get(iod->ESDescriptors, i);
switch (esd->decoderConfig->streamType) {
case GF_STREAM_VISUAL:
nb_st |= 1;
break;
case GF_STREAM_AUDIO:
nb_st |= 2;
break;
case GF_STREAM_TEXT:
nb_st |= 4;
break;
}
}
if ( (nb_st & 1) + (nb_st & 2) + (nb_st & 4) > 1) {
gf_odf_desc_del((GF_Descriptor*) iod);
return isor_emulate_iod(read);
}
isor_emulate_chapters(read->mov, iod);
return (GF_Descriptor *) iod;
}
void isor_net_io(void *cbk, GF_NETIO_Parameter *param)
{
GF_Err e;
u32 size = 0;
char *local_name;
ISOMReader *read = (ISOMReader *) cbk;
/*handle service message*/
gf_term_download_update_stats(read->dnload);
if (param->msg_type==GF_NETIO_DATA_TRANSFERED) {
e = GF_EOS;
} else if (param->msg_type==GF_NETIO_DATA_EXCHANGE) {
e = GF_OK;
size = param->size;
} else {
e = param->error;
}
if (e<GF_OK) {
/*error opening service*/
if (!read->mov) gf_term_on_connect(read->service, NULL, e);
return;
}
/*open file if not done yet (bad interleaving)*/
if (e==GF_EOS) {
const char *local_name;
if (read->mov) return;
local_name = gf_dm_sess_get_cache_name(read->dnload);
if (!local_name) {
gf_term_on_connect(read->service, NULL, GF_SERVICE_ERROR);
return;
}
e = GF_OK;
read->mov = gf_isom_open(local_name, GF_ISOM_OPEN_READ, NULL);
if (!read->mov) e = gf_isom_last_error(NULL);
else read->time_scale = gf_isom_get_timescale(read->mov);
gf_term_on_connect(read->service, NULL, GF_OK);
if (read->no_service_desc) isor_declare_objects(read);
}
if (!size) return;
/*service is opened, nothing to do*/
if (read->mov) return;
/*try to open the service*/
local_name = (char *)gf_dm_sess_get_cache_name(read->dnload);
if (!local_name) {
gf_term_on_connect(read->service, NULL, GF_SERVICE_ERROR);
return;
}
/*not enogh data yet*/
if (read->missing_bytes && (read->missing_bytes > size) ) {
read->missing_bytes -= size;
return;
}
e = gf_isom_open_progressive(local_name, 0, 0, &read->mov, &read->missing_bytes);
switch (e) {
case GF_ISOM_INCOMPLETE_FILE:
return;
case GF_OK:
break;
default:
gf_term_on_connect(read->service, NULL, e);
return;
}
read->frag_type = gf_isom_is_fragmented(read->mov) ? 1 : 0;
/*ok let's go*/
read->time_scale = gf_isom_get_timescale(read->mov);
gf_term_on_connect(read->service, NULL, GF_OK);
if (read->no_service_desc) isor_declare_objects(read);
}
void isor_net_io(void *cbk, GF_NETIO_Parameter *param)
{
GF_Err e;
u32 size = 0;
char *local_name;
ISOMReader *read = (ISOMReader *) cbk;
/*handle service message*/
if (!read->buffering)
gf_service_download_update_stats(read->dnload);
if (param->msg_type==GF_NETIO_DATA_TRANSFERED) {
e = GF_EOS;
} else if (param->msg_type==GF_NETIO_DATA_EXCHANGE) {
e = GF_OK;
size = param->size;
} else {
e = param->error;
}
if (e<GF_OK) {
/*error opening service*/
if (!read->mov) {
/* if there is an intermediate between this module and the terminal, report to it */
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, e, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, e);
}
}
return;
}
/*open file if not done yet (bad interleaving)*/
if (e==GF_EOS) {
const char *local_name;
if (read->mov) return;
local_name = gf_dm_sess_get_cache_name(read->dnload);
if (!local_name) {
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, GF_SERVICE_ERROR, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, GF_SERVICE_ERROR);
}
return;
}
e = GF_OK;
read->mov = gf_isom_open(local_name, GF_ISOM_OPEN_READ, NULL);
if (!read->mov) e = gf_isom_last_error(NULL);
else read->time_scale = gf_isom_get_timescale(read->mov);
read->frag_type = gf_isom_is_fragmented(read->mov) ? 1 : 0;
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, GF_OK, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, GF_OK);
}
if (read->no_service_desc) isor_declare_objects(read);
}
if (!size) return;
/*service is opened, nothing to do*/
if (read->mov) {
isor_check_buffer_level(read);
/*end of chunk*/
if (read->frag_type && (param->reply==1) ) {
u64 bytesMissing = 0;
gf_mx_p(read->segment_mutex);
e = gf_isom_refresh_fragmented(read->mov, &bytesMissing, NULL);
gf_mx_v(read->segment_mutex);
}
return;
}
/*try to open the service*/
local_name = (char *)gf_dm_sess_get_cache_name(read->dnload);
if (!local_name) {
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, GF_SERVICE_ERROR, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, GF_SERVICE_ERROR);
}
return;
}
/*not enogh data yet*/
if (read->missing_bytes && (read->missing_bytes > size) ) {
read->missing_bytes -= size;
return;
}
e = gf_isom_open_progressive(local_name, 0, 0, &read->mov, &read->missing_bytes);
switch (e) {
case GF_ISOM_INCOMPLETE_FILE:
return;
case GF_OK:
break;
default:
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, e, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, e);
}
return;
}
read->frag_type = gf_isom_is_fragmented(read->mov) ? 1 : 0;
/*ok let's go, we can setup the decoders */
read->time_scale = gf_isom_get_timescale(read->mov);
if (read->input->query_proxy && read->input->proxy_udta && read->input->proxy_type) {
send_proxy_command(read, GF_FALSE, GF_FALSE, GF_OK, NULL, NULL);
} else {
gf_service_connect_ack(read->service, NULL, GF_OK);
}
if (read->no_service_desc) isor_declare_objects(read);
}
static u32 iso_progressive_read_thread(void *param)
{
ISOProgressiveReader *reader = (ISOProgressiveReader *)param;
u32 track_number;
GF_ISOSample *iso_sample;
u32 samples_processed;
u32 sample_index;
u32 sample_count;
samples_processed = 0;
sample_count = 0;
track_number = 0;
/* samples are numbered starting from 1 */
sample_index = 1;
while (reader->do_run == GF_TRUE) {
/* we can only parse if there is a movie */
if (reader->movie) {
/* block the data input until we are done in the parsing */
gf_mx_p(reader->mutex);
/* get the track number we want */
if (track_number == 0) {
track_number = gf_isom_get_track_by_id(reader->movie, reader->track_id);
}
/* only if we have the track number can we try to get the sample data */
if (track_number != 0) {
u32 new_sample_count;
u32 di; /*descriptor index*/
/* let's see how many samples we have since the last parsed */
new_sample_count = gf_isom_get_sample_count(reader->movie, track_number);
if (new_sample_count > sample_count) {
/* New samples have been added to the file */
fprintf(stdout, "Found %d new samples (total: %d)\n", new_sample_count - sample_count, new_sample_count);
if (sample_count == 0) {
sample_count = new_sample_count;
}
}
if (sample_count == 0) {
/*let the reader push new data */
gf_mx_v(reader->mutex);
//gf_sleep(1000);
} else {
/* let's analyze the samples we have parsed so far one by one */
iso_sample = gf_isom_get_sample(reader->movie, track_number, sample_index, &di);
if (iso_sample) {
/* if you want the sample description data, you can call:
GF_Descriptor *desc = gf_isom_get_decoder_config(reader->movie, reader->track_handle, di);
*/
samples_processed++;
/*here we dump some sample info: samp->data, samp->dataLength, samp->isRAP, samp->DTS, samp->CTS_Offset */
fprintf(stdout, "Found sample #%5d (#%5d) of length %8d, RAP: %d, DTS: "LLD", CTS: "LLD"\r", sample_index, samples_processed, iso_sample->dataLength, iso_sample->IsRAP, iso_sample->DTS, iso_sample->DTS+iso_sample->CTS_Offset);
sample_index++;
/*release the sample data, once you're done with it*/
gf_isom_sample_del(&iso_sample);
/* once we have read all the samples, we can release some data and force a reparse of the input buffer */
if (sample_index > sample_count) {
u64 new_buffer_start;
u64 missing_bytes;
fprintf(stdout, "\nReleasing unnecessary buffers\n");
/* release internal structures associated with the samples read so far */
gf_isom_reset_tables(reader->movie, GF_TRUE);
#if 1
/* release the associated input data as well */
gf_isom_reset_data_offset(reader->movie, &new_buffer_start);
if (new_buffer_start) {
u32 offset = (u32)new_buffer_start;
memmove(reader->data, reader->data+offset, reader->data_size-offset);
reader->valid_data_size -= offset;
}
sprintf(reader->data_url, "gmem://%d@%p", reader->valid_data_size, reader->data);
gf_isom_refresh_fragmented(reader->movie, &missing_bytes, reader->data_url);
#endif
/* update the sample count and sample index */
sample_count = new_sample_count - sample_count;
assert(sample_count == 0);
sample_index = 1;
}
} else {
GF_Err e = gf_isom_last_error(reader->movie);
fprintf(stdout, "Could not get sample %s\r", gf_error_to_string(e));
}
/* and finally, let the data reader push more data */
gf_mx_v(reader->mutex);
}
}
} else {
//gf_sleep(1);
}
}
return 0;
}
