]> git.sesse.net Git - ffmpeg/blobdiff - libavformat/matroskadec.c
projects / ffmpeg / blobdiff
? search:
summary | shortlog | log | commit | commitdiff | tree
raw | inline | side by side
Merge remote branch 'qatar/master'
[ffmpeg] / libavformat / matroskadec.c
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 72abfc1d56f7ccc092453845cbcd74357c41e102..55f62b8f6f825fd79ef4e41d9be06ce901baa6e3 100644 (file)
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -127,6 +127,7 @@ typedef struct {
     int      sub_packet_size;
     int      sub_packet_cnt;
     int      pkt_cnt;
+    uint64_t buf_timecode;
     uint8_t *buf;
 } MatroskaTrackAudio;
 
@@ -485,7 +486,7 @@ static EbmlSyntax matroska_segments[] = {
 static EbmlSyntax matroska_blockgroup[] = {
     { MATROSKA_ID_BLOCK,          EBML_BIN,  0, offsetof(MatroskaBlock,bin) },
     { MATROSKA_ID_SIMPLEBLOCK,    EBML_BIN,  0, offsetof(MatroskaBlock,bin) },
-    { MATROSKA_ID_BLOCKDURATION,  EBML_UINT, 0, offsetof(MatroskaBlock,duration), {.u=AV_NOPTS_VALUE} },
+    { MATROSKA_ID_BLOCKDURATION,  EBML_UINT, 0, offsetof(MatroskaBlock,duration) },
     { MATROSKA_ID_BLOCKREFERENCE, EBML_UINT, 0, offsetof(MatroskaBlock,reference) },
     { 1,                          EBML_UINT, 0, offsetof(MatroskaBlock,non_simple), {.u=1} },
     { 0 }
@@ -517,7 +518,7 @@ static const char *matroska_doctypes[] = { "matroska", "webm" };
 static int ebml_level_end(MatroskaDemuxContext *matroska)
 {
     AVIOContext *pb = matroska->ctx->pb;
-    int64_t pos = url_ftell(pb);
+    int64_t pos = avio_tell(pb);
 
     if (matroska->num_levels > 0) {
         MatroskaLevel *level = &matroska->levels[matroska->num_levels - 1];
@@ -549,7 +550,7 @@ static int ebml_read_num(MatroskaDemuxContext *matroska, AVIOContext *pb,
     if (!(total = avio_r8(pb))) {
         /* we might encounter EOS here */
         if (!url_feof(pb)) {
-            int64_t pos = url_ftell(pb);
+            int64_t pos = avio_tell(pb);
             av_log(matroska->ctx, AV_LOG_ERROR,
                    "Read error at pos. %"PRIu64" (0x%"PRIx64")\n",
                    pos, pos);
@@ -560,7 +561,7 @@ static int ebml_read_num(MatroskaDemuxContext *matroska, AVIOContext *pb,
     /* get the length of the EBML number */
     read = 8 - ff_log2_tab[total];
     if (read > max_size) {
-        int64_t pos = url_ftell(pb) - 1;
+        int64_t pos = avio_tell(pb) - 1;
         av_log(matroska->ctx, AV_LOG_ERROR,
                "Invalid EBML number size tag 0x%02x at pos %"PRIu64" (0x%"PRIx64")\n",
                (uint8_t) total, pos, pos);
@@ -659,7 +660,7 @@ static int ebml_read_binary(AVIOContext *pb, int length, EbmlBin *bin)
         return AVERROR(ENOMEM);
 
     bin->size = length;
-    bin->pos  = url_ftell(pb);
+    bin->pos  = avio_tell(pb);
     if (avio_read(pb, bin->data, length) != length) {
         av_freep(&bin->data);
         return AVERROR(EIO);
@@ -685,7 +686,7 @@ static int ebml_read_master(MatroskaDemuxContext *matroska, uint64_t length)
     }
 
     level = &matroska->levels[matroska->num_levels++];
-    level->start = url_ftell(pb);
+    level->start = avio_tell(pb);
     level->length = length;
 
     return 0;
@@ -827,11 +828,11 @@ static int ebml_parse_elem(MatroskaDemuxContext *matroska,
     case EBML_NEST:  if ((res=ebml_read_master(matroska, length)) < 0)
                          return res;
                      if (id == MATROSKA_ID_SEGMENT)
-                         matroska->segment_start = url_ftell(matroska->ctx->pb);
+                         matroska->segment_start = avio_tell(matroska->ctx->pb);
                      return ebml_parse_nest(matroska, syntax->def.n, data);
     case EBML_PASS:  return ebml_parse_id(matroska, syntax->def.n, id, data);
     case EBML_STOP:  return 1;
-    default:         return avio_seek(pb,length,SEEK_CUR)<0 ? AVERROR(EIO) : 0;
+    default:         return avio_skip(pb,length)<0 ? AVERROR(EIO) : 0;
     }
     if (res == AVERROR_INVALIDDATA)
         av_log(matroska->ctx, AV_LOG_ERROR, "Invalid element\n");
@@ -1084,19 +1085,21 @@ static void matroska_convert_tags(AVFormatContext *s)
         if (tags[i].target.attachuid) {
             MatroskaAttachement *attachment = matroska->attachments.elem;
             for (j=0; j<matroska->attachments.nb_elem; j++)
-                if (attachment[j].uid == tags[i].target.attachuid)
+                if (attachment[j].uid == tags[i].target.attachuid
+                    && attachment[j].stream)
                     matroska_convert_tag(s, &tags[i].tag,
                                          &attachment[j].stream->metadata, NULL);
         } else if (tags[i].target.chapteruid) {
             MatroskaChapter *chapter = matroska->chapters.elem;
             for (j=0; j<matroska->chapters.nb_elem; j++)
-                if (chapter[j].uid == tags[i].target.chapteruid)
+                if (chapter[j].uid == tags[i].target.chapteruid
+                    && chapter[j].chapter)
                     matroska_convert_tag(s, &tags[i].tag,
                                          &chapter[j].chapter->metadata, NULL);
         } else if (tags[i].target.trackuid) {
             MatroskaTrack *track = matroska->tracks.elem;
             for (j=0; j<matroska->tracks.nb_elem; j++)
-                if (track[j].uid == tags[i].target.trackuid)
+                if (track[j].uid == tags[i].target.trackuid && track[j].stream)
                     matroska_convert_tag(s, &tags[i].tag,
                                          &track[j].stream->metadata, NULL);
         } else {
@@ -1111,13 +1114,13 @@ static void matroska_execute_seekhead(MatroskaDemuxContext *matroska)
     EbmlList *seekhead_list = &matroska->seekhead;
     MatroskaSeekhead *seekhead = seekhead_list->elem;
     uint32_t level_up = matroska->level_up;
-    int64_t before_pos = url_ftell(matroska->ctx->pb);
+    int64_t before_pos = avio_tell(matroska->ctx->pb);
     uint32_t saved_id = matroska->current_id;
     MatroskaLevel level;
     int i;
 
     // we should not do any seeking in the streaming case
-    if (url_is_streamed(matroska->ctx->pb) ||
+    if (!matroska->ctx->pb->seekable ||
         (matroska->ctx->flags & AVFMT_FLAG_IGNIDX))
         return;
 
@@ -1330,7 +1333,7 @@ static int matroska_read_header(AVFormatContext *s, AVFormatParameters *ap)
                    && track->codec_priv.size >= 14
                    && track->codec_priv.data != NULL) {
             ffio_init_context(&b, track->codec_priv.data, track->codec_priv.size,
-                          URL_RDONLY, NULL, NULL, NULL, NULL);
+                          AVIO_RDONLY, NULL, NULL, NULL, NULL);
             ff_get_wav_header(&b, st->codec, track->codec_priv.size);
             codec_id = st->codec->codec_id;
             extradata_offset = FFMIN(track->codec_priv.size, 18);
@@ -1393,10 +1396,10 @@ static int matroska_read_header(AVFormatContext *s, AVFormatParameters *ap)
             int flavor;
             ffio_init_context(&b, track->codec_priv.data,track->codec_priv.size,
                           0, NULL, NULL, NULL, NULL);
-            url_fskip(&b, 22);
+            avio_skip(&b, 22);
             flavor                       = avio_rb16(&b);
             track->audio.coded_framesize = avio_rb32(&b);
-            url_fskip(&b, 12);
+            avio_skip(&b, 12);
             track->audio.sub_packet_h    = avio_rb16(&b);
             track->audio.frame_size      = avio_rb16(&b);
             track->audio.sub_packet_size = avio_rb16(&b);
@@ -1621,7 +1624,7 @@ static int matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data,
     st = track->stream;
     if (st->discard >= AVDISCARD_ALL)
         return res;
-    if (duration == AV_NOPTS_VALUE)
+    if (!duration)
         duration = track->default_duration / matroska->time_scale;
 
     block_time = AV_RB16(data);
@@ -1740,6 +1743,8 @@ static int matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data,
                 int x;
 
                 if (!track->audio.pkt_cnt) {
+                    if (track->audio.sub_packet_cnt == 0)
+                        track->audio.buf_timecode = timecode;
                     if (st->codec->codec_id == CODEC_ID_RA_288)
                         for (x=0; x<h/2; x++)
                             memcpy(track->audio.buf+x*2*w+y*cfs,
@@ -1762,6 +1767,8 @@ static int matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data,
                     av_new_packet(pkt, a);
                     memcpy(pkt->data, track->audio.buf
                            + a * (h*w / a - track->audio.pkt_cnt--), a);
+                    pkt->pts = track->audio.buf_timecode;
+                    track->audio.buf_timecode = AV_NOPTS_VALUE;
                     pkt->pos = pos;
                     pkt->stream_index = st->index;
                     dynarray_add(&matroska->packets,&matroska->num_packets,pkt);
@@ -1842,7 +1849,7 @@ static int matroska_parse_cluster(MatroskaDemuxContext *matroska)
     EbmlList *blocks_list;
     MatroskaBlock *blocks;
     int i, res;
-    int64_t pos = url_ftell(matroska->ctx->pb);
+    int64_t pos = avio_tell(matroska->ctx->pb);
     matroska->prev_pkt = NULL;
     if (matroska->current_id)
         pos -= 4;  /* sizeof the ID which was already read */
@@ -1903,6 +1910,9 @@ static int matroska_read_seek(AVFormatContext *s, int stream_index,
 
     index_min = index;
     for (i=0; i < matroska->tracks.nb_elem; i++) {
+        tracks[i].audio.pkt_cnt = 0;
+        tracks[i].audio.sub_packet_cnt = 0;
+        tracks[i].audio.buf_timecode = AV_NOPTS_VALUE;
         tracks[i].end_timecode = 0;
         if (tracks[i].type == MATROSKA_TRACK_TYPE_SUBTITLE
             && !tracks[i].stream->discard != AVDISCARD_ALL) {
Unnamed repository; edit this file 'description' to name the repository.