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libeplayer3: add support for teletext and dvbsubtitle streams

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This commit is contained in:
martii
2012-08-04 13:31:28 +02:00
parent d6bdeb0ff0
commit 92731e6fe3
17 changed files with 1356 additions and 6 deletions
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103
libeplayer3/container/container_ffmpeg.c
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@@ -102,7 +102,11 @@ static AVFormatContext* avContext = NULL;
static unsigned char isContainerRunning = 0;
#ifdef MARTII
long long int latestPts = 0;
#else
static long long int latestPts = 0;
#endif
/* ***************************** */
/* Prototypes */
@@ -324,6 +328,9 @@ static void FFMPEGThread(Context_t *context) {
off_t lastReverseSeek = 0; /* max address to read before seek again in reverse play */
off_t lastSeek = -1;
long long int lastPts = -1, currentVideoPts = -1, currentAudioPts = -1, showtime = 0, bofcount = 0;
#ifdef MARTII
long long int currentDvbsubtitlePts = -1, currentTeletextPts = -1;
#endif
int err = 0, gotlastPts = 0, audioMute = 0;
AudioVideoOut_t avOut;
@@ -482,6 +489,10 @@ if(!context->playback->BackWard && audioMute)
Track_t * videoTrack = NULL;
Track_t * audioTrack = NULL;
Track_t * subtitleTrack = NULL;
#ifdef MARTII
Track_t * dvbsubtitleTrack = NULL;
Track_t * teletextTrack = NULL;
#endif
int index = packet.stream_index;
@@ -499,6 +510,13 @@ if(!context->playback->BackWard && audioMute)
if (context->manager->subtitle->Command(context, MANAGER_GET_TRACK, &subtitleTrack) < 0)
ffmpeg_err("error getting subtitle track\n");
#ifdef MARTII
if (context->manager->dvbsubtitle->Command(context, MANAGER_GET_TRACK, &dvbsubtitleTrack) < 0)
ffmpeg_err("error getting dvb subtitle track\n");
if (context->manager->teletext->Command(context, MANAGER_GET_TRACK, &teletextTrack) < 0)
ffmpeg_err("error getting teletext track\n");
#endif
ffmpeg_printf(200, "packet.size %d - index %d\n", packet.size, index);
@@ -762,6 +780,54 @@ if(!context->playback->BackWard && audioMute)
} /* duration */
}
}
#ifdef MARTII
if (dvbsubtitleTrack != NULL) {
if (dvbsubtitleTrack->Id == index) {
currentDvbsubtitlePts = dvbsubtitleTrack->pts = pts = calcPts(dvbsubtitleTrack->stream, &packet);
ffmpeg_printf(200, "DvbSubTitle index = %d\n",index);
avOut.data = packet.data;
avOut.len = packet.size;
avOut.pts = pts;
avOut.extradata = NULL;
avOut.extralen = 0;
avOut.frameRate = 0;
avOut.timeScale = 0;
avOut.width = 0;
avOut.height = 0;
avOut.type = "dvbsubtitle";
if (context->output->dvbsubtitle->Write(context, &avOut) < 0)
{
//ffmpeg_err("writing data to dvbsubtitle fifo failed\n");
}
}
}
if (teletextTrack != NULL) {
if (teletextTrack->Id == index) {
currentTeletextPts = teletextTrack->pts = pts = calcPts(teletextTrack->stream, &packet);
ffmpeg_printf(200, "TeleText index = %d\n",index);
avOut.data = packet.data;
avOut.len = packet.size;
avOut.pts = pts;
avOut.extradata = NULL;
avOut.extralen = 0;
avOut.frameRate = 0;
avOut.timeScale = 0;
avOut.width = 0;
avOut.height = 0;
avOut.type = "teletext";
if (context->output->teletext->Write(context, &avOut) < 0)
{
//ffmpeg_err("writing data to teletext fifo failed\n");
}
}
}
#endif
if (packet.data)
av_free_packet(&packet);
@@ -846,8 +912,13 @@ int container_ffmpeg_init(Context_t *context, char * filename)
ffmpeg_printf(20, "find_streaminfo\n");
#if LIBAVCODEC_VERSION_MAJOR < 54
if (av_find_stream_info(avContext) < 0) {
ffmpeg_err("Error avformat_find_stream_info\n");
#else
if (avformat_find_stream_info(avContext, NULL) < 0) {
ffmpeg_err("Error av_find_stream_info\n");
#endif
#ifdef this_is_ok
/* crow reports that sometimes this returns an error
* but the file is played back well. so remove this
@@ -1199,6 +1270,17 @@ int container_ffmpeg_init(Context_t *context, char * filename)
if (track.Name)
ffmpeg_printf(10, "FOUND SUBTITLE %s\n", track.Name);
#ifdef MARTII
if (stream->codec->codec_id == CODEC_ID_DVB_TELETEXT && context->manager->teletext) {
if (context->manager->teletext->Command(context, MANAGER_ADD, &track) < 0) {
ffmpeg_err("failed to add teletext track %d\n", n);
}
} else if (stream->codec->codec_id == CODEC_ID_DVB_SUBTITLE && context->manager->dvbsubtitle) {
if (context->manager->dvbsubtitle->Command(context, MANAGER_ADD, &track) < 0) {
ffmpeg_err("failed to add dvbsubtitle track %d\n", n);
}
} else
#endif
if (context->manager->subtitle)
if (context->manager->subtitle->Command(context, MANAGER_ADD, &track) < 0) {
@@ -1693,6 +1775,17 @@ static int container_ffmpeg_swich_subtitle(Context_t* context, int* arg)
/* Hellmaster1024: nothing to do here!*/
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
#ifdef MARTII
static int container_ffmpeg_switch_dvbsubtitle(Context_t* context, int* arg)
{
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_switch_teletext(Context_t* context, int* arg)
{
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
#endif
/* konfetti comment: I dont like the mechanism of overwriting
* the pointer in infostring. This lead in most cases to
@@ -1822,6 +1915,16 @@ static int Command(void *_context, ContainerCmd_t command, void * argument)
*((long long int*)argument) = latestPts;
break;
}
#ifdef MARTII
case CONTAINER_SWITCH_DVBSUBTITLE: {
ret = container_ffmpeg_switch_dvbsubtitle(context, (int*) argument);
break;
}
case CONTAINER_SWITCH_TELETEXT: {
ret = container_ffmpeg_switch_teletext(context, (int*) argument);
break;
}
#endif
default:
ffmpeg_err("ContainerCmd %d not supported!\n", command);
ret = cERR_CONTAINER_FFMPEG_ERR;