int stream_index;
char *name;
- char *language;
+ char language[4];
char *codec_id;
char *codec_name;
typedef struct MatroskaSubtitleTrack {
MatroskaTrack track;
+ int ass;
//..
} MatroskaSubtitleTrack;
"Read error at pos. %"PRIu64" (0x%"PRIx64")\n",
pos, pos);
}
- return AVERROR_IO; /* EOS or actual I/O error */
+ return AVERROR(EIO); /* EOS or actual I/O error */
}
/* get the length of the EBML number */
{
uint32_t id;
- assert(level_up != NULL);
-
if (ebml_read_element_id(matroska, &id, level_up) < 0)
return 0;
* byte more, read the string and NULL-terminate it ourselves. */
if (size < 0 || !(*str = av_malloc(size + 1))) {
av_log(matroska->ctx, AV_LOG_ERROR, "Memory allocation failed\n");
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
}
if (get_buffer(pb, (uint8_t *) *str, size) != size) {
offset_t pos = url_ftell(pb);
av_log(matroska->ctx, AV_LOG_ERROR,
"Read error at pos. %"PRIu64" (0x%"PRIx64")\n", pos, pos);
- return AVERROR_IO;
+ return AVERROR(EIO);
}
(*str)[size] = '\0';
if (matroska->num_levels >= EBML_MAX_DEPTH) {
av_log(matroska->ctx, AV_LOG_ERROR,
"File moves beyond max. allowed depth (%d)\n", EBML_MAX_DEPTH);
- return AVERROR_NOTSUPP;
+ return AVERROR(ENOSYS);
}
/* remember level */
if (!(*binary = av_malloc(*size))) {
av_log(matroska->ctx, AV_LOG_ERROR,
"Memory allocation error\n");
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
}
if (get_buffer(pb, *binary, *size) != *size) {
offset_t pos = url_ftell(pb);
av_log(matroska->ctx, AV_LOG_ERROR,
"Read error at pos. %"PRIu64" (0x%"PRIx64")\n", pos, pos);
- return AVERROR_IO;
+ return AVERROR(EIO);
}
return 0;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &level_up)))
- return AVERROR_IO;
+ return AVERROR(EIO);
/* end-of-header */
if (level_up)
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
/* Allocate a generic track. As soon as we know its type we'll realloc. */
track = av_mallocz(MAX_TRACK_SIZE);
matroska->num_tracks++;
+ strcpy(track->language, "eng");
/* start with the master */
if ((res = ebml_read_master(matroska, &id)) < 0)
/* try reading the trackentry headers */
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up > 0) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up > 0) {
matroska->level_up--;
if ((res = ebml_read_uint (matroska, &id,
&num)) < 0)
break;
- track->default_duration = num/matroska->time_scale;
+ track->default_duration = num;
break;
}
if ((res = ebml_read_float(matroska, &id,
&num)) < 0)
break;
- track->default_duration = 1000000000/(matroska->time_scale*num);
+ if (!track->default_duration)
+ track->default_duration = 1000000000/num;
break;
}
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up > 0) {
matroska->level_up--;
/* language (matters for audio/subtitles, mostly) */
case MATROSKA_ID_TRACKLANGUAGE: {
- char *text;
+ char *text, *end;
if ((res = ebml_read_utf8(matroska, &id, &text)) < 0)
break;
- track->language = text;
+ if ((end = strchr(text, '-')))
+ *end = '\0';
+ if (strlen(text) == 3)
+ strcpy(track->language, text);
+ av_free(text);
break;
}
uint64_t num;
if ((res = ebml_read_uint(matroska, &id, &num)) < 0)
break;
- track->default_duration = num / matroska->time_scale;
+ track->default_duration = num;
break;
}
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id (matroska,
&matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
/* The next thing is a segment. */
while (1) {
if (!(id = ebml_peek_id(matroska, &last_level)))
- return AVERROR_IO;
+ return AVERROR(EIO);
if (id == MATROSKA_ID_SEGMENT)
break;
/* we've found our segment, start reading the different contents in here */
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
track = matroska->tracks[i];
track->stream_index = -1;
- /* libavformat does not really support subtitles.
- * Also apply some sanity checks. */
- if ((track->type == MATROSKA_TRACK_TYPE_SUBTITLE) ||
- (track->codec_id == NULL))
+ /* Apply some sanity checks. */
+ if (track->codec_id == NULL)
continue;
for(j=0; ff_mkv_codec_tags[j].str; j++){
int sri = matroska_aac_sri(audiotrack->internal_samplerate);
extradata = av_malloc(5);
if (extradata == NULL)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
extradata[0] = (profile << 3) | ((sri&0x0E) >> 1);
extradata[1] = ((sri&0x01) << 7) | (audiotrack->channels<<3);
if (strstr(track->codec_id, "SBR")) {
} else {
extradata_size = 2;
}
- track->default_duration = 1024*1000 / audiotrack->internal_samplerate;
}
else if (codec_id == CODEC_ID_TTA) {
extradata_size = 30;
extradata = av_mallocz(extradata_size);
if (extradata == NULL)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
init_put_byte(&b, extradata, extradata_size, 1,
NULL, NULL, NULL, NULL);
put_buffer(&b, (uint8_t *) "TTA1", 4);
}
}
+ else if (codec_id == CODEC_ID_TEXT) {
+ MatroskaSubtitleTrack *subtrack=(MatroskaSubtitleTrack *)track;
+ if (!strcmp(track->codec_id, "S_TEXT/ASS") ||
+ !strcmp(track->codec_id, "S_TEXT/SSA") ||
+ !strcmp(track->codec_id, "S_ASS") ||
+ !strcmp(track->codec_id, "S_SSA"))
+ subtrack->ass = 1;
+ }
+
if (codec_id == CODEC_ID_NONE) {
av_log(matroska->ctx, AV_LOG_INFO,
"Unknown/unsupported CodecID %s.\n",
matroska->num_streams++;
st = av_new_stream(s, track->stream_index);
if (st == NULL)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
av_set_pts_info(st, 64, matroska->time_scale, 1000*1000*1000); /* 64 bit pts in ns */
st->codec->codec_id = codec_id;
st->start_time = 0;
+ if (strcmp(track->language, "und"))
+ strcpy(st->language, track->language);
if (track->default_duration)
av_reduce(&st->codec->time_base.num, &st->codec->time_base.den,
- track->default_duration, 1000, 30000);
+ track->default_duration, 1000000000, 30000);
if(extradata){
st->codec->extradata = extradata;
} else if(track->codec_priv && track->codec_priv_size > 0){
st->codec->extradata = av_malloc(track->codec_priv_size);
if(st->codec->extradata == NULL)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
st->codec->extradata_size = track->codec_priv_size;
memcpy(st->codec->extradata,track->codec_priv+extradata_offset,
track->codec_priv_size);
return res;
}
if (duration == AV_NOPTS_VALUE)
- duration = matroska->tracks[track]->default_duration;
+ duration = matroska->tracks[track]->default_duration / matroska->time_scale;
/* block_time (relative to cluster time) */
block_time = AV_RB16(data);
flags = *data++;
size -= 3;
if (is_keyframe == -1)
- is_keyframe = flags & 1 ? PKT_FLAG_KEY : 0;
+ is_keyframe = flags & 0x80 ? PKT_FLAG_KEY : 0;
if (matroska->skip_to_keyframe) {
if (!is_keyframe || st != matroska->skip_to_stream)
int real_v = matroska->tracks[track]->flags & MATROSKA_TRACK_REAL_V;
uint64_t timecode = AV_NOPTS_VALUE;
- if (cluster_time != (uint64_t)-1 && cluster_time + block_time >= 0)
+ if (cluster_time != (uint64_t)-1
+ && (block_time >= 0 || cluster_time >= -block_time))
timecode = cluster_time + block_time;
for (n = 0; n < laces; n++) {
matroska_queue_packet(matroska, pkt);
}
} else {
+ int offset = 0;
+
+ if (st->codec->codec_id == CODEC_ID_TEXT
+ && ((MatroskaSubtitleTrack *)(matroska->tracks[track]))->ass) {
+ int i;
+ for (i=0; i<8 && data[slice_offset+offset]; offset++)
+ if (data[slice_offset+offset] == ',')
+ i++;
+ }
+
pkt = av_mallocz(sizeof(AVPacket));
/* XXX: prevent data copy... */
- if (av_new_packet(pkt, slice_size) < 0) {
- res = AVERROR_NOMEM;
+ if (av_new_packet(pkt, slice_size-offset) < 0) {
+ res = AVERROR(ENOMEM);
n = laces-1;
break;
}
- memcpy (pkt->data, data+slice_offset, slice_size);
+ memcpy (pkt->data, data+slice_offset+offset, slice_size-offset);
if (n == 0)
pkt->flags = is_keyframe;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
case MATROSKA_ID_BLOCKDURATION: {
if ((res = ebml_read_uint(matroska, &id, &duration)) < 0)
break;
- duration /= matroska->time_scale;
break;
}
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- res = AVERROR_IO;
+ res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
/* Have we already reached the end? */
if (matroska->done)
- return AVERROR_IO;
+ return AVERROR(EIO);
res = 0;
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
- return AVERROR_IO;
+ return AVERROR(EIO);
} else if (matroska->level_up) {
matroska->level_up--;
break;
av_free(track->codec_name);
av_free(track->codec_priv);
av_free(track->name);
- av_free(track->language);
if (track->type == MATROSKA_TRACK_TYPE_AUDIO) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;