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libeplayer3: ffmpeg now provides teletext details in codec->extradata

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martii
2014-04-11 14:11:36 +02:00
parent 17b828f6f2
commit 9c0088b6d5
1 changed files with 11 additions and 14 deletions
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25
libeplayer3/input.cpp
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@@ -483,21 +483,18 @@ bool Input::UpdateTracks()
}
case AVMEDIA_TYPE_SUBTITLE: {
if (stream->codec->codec_id == AV_CODEC_ID_DVB_TELETEXT) {
int i = 0;
AVDictionaryEntry *t = NULL;
do {
char tmp[30];
snprintf(tmp, sizeof(tmp), "teletext_%d", i);
t = av_dict_get(stream->metadata, tmp, NULL, 0);
if (t) {
char language[strlen(t->value)];
if (4 == sscanf(t->value, "%*d %s %d %d %d", language, &track.type, &track.mag, &track.page)) {
track.Name = language;
player->manager.addTeletextTrack(track);
}
std::string l = lang ? lang->value : "";
uint8_t *data = stream->codec->extradata;
int size = stream->codec->extradata_size;
if (size > 0 && 2 * size - 1 == l.length()) {
for (unsigned i = 0; i < size; i += 2) {
track.Name = l.substr(i * 2, 3);
track.type = data[i] >> 3;
track.mag = data[i] & 7;
track.page = data[i + 1];
player->manager.addTeletextTrack(track);
}
i++;
} while (t);
}
} else {
if (!stream->codec->codec) {
stream->codec->codec = avcodec_find_decoder(stream->codec->codec_id);