[FFmpeg-soc] [soc]: r5826 - in seek2010: . seek2010.patch
mchinen
subversion at mplayerhq.hu
Wed Jun 9 15:42:09 CEST 2010
Author: mchinen
Date: Wed Jun 9 15:42:08 2010
New Revision: 5826
Log:
creating seek2010 dir for my soc proj and adding current patch
Added:
seek2010/
seek2010/seek2010.patch
Added: seek2010/seek2010.patch
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ seek2010/seek2010.patch Wed Jun 9 15:42:08 2010 (r5826)
@@ -0,0 +1,648 @@
+Index: ffplay.c
+===================================================================
+--- ffplay.c (revision 23548)
++++ ffplay.c (working copy)
+@@ -2501,6 +2501,8 @@
+ goto fail;
+ }
+
++ av_build_index(ic, 0);
++
+ for(;;) {
+ if (is->abort_request)
+ break;
+Index: libavformat/mov.c
+===================================================================
+--- libavformat/mov.c (revision 23548)
++++ libavformat/mov.c (working copy)
+@@ -2495,7 +2495,10 @@
+ int sample, time_sample;
+ int i;
+
+- sample = av_index_search_timestamp(st, timestamp, flags);
++ if(st->seek_table.flags&AV_SEEKTABLE_FINISHED)
++ sample = av_table_search_timestamp(st, timestamp, flags);
++ else
++ sample = av_index_search_timestamp(st, timestamp, flags);
+ dprintf(s, "stream %d, timestamp %"PRId64", sample %d\n", st->index, timestamp, sample);
+ if (sample < 0) /* not sure what to do */
+ return -1;
+@@ -2523,6 +2526,7 @@
+ int64_t seek_timestamp, timestamp;
+ int sample;
+ int i;
++ AVIndexEntry* entries;
+
+ if (stream_index >= s->nb_streams)
+ return -1;
+@@ -2530,12 +2534,13 @@
+ sample_time = 0;
+
+ st = s->streams[stream_index];
++ entries = (st->seek_table.flags&AV_SEEKTABLE_FINISHED)?st->seek_table.index_entries:st->index_entries;
+ sample = mov_seek_stream(s, st, sample_time, flags);
+ if (sample < 0)
+ return -1;
+
+ /* adjust seek timestamp to found sample timestamp */
+- seek_timestamp = st->index_entries[sample].timestamp;
++ seek_timestamp = entries[sample].timestamp;
+
+ for (i = 0; i < s->nb_streams; i++) {
+ st = s->streams[i];
+Index: libavformat/avidec.c
+===================================================================
+--- libavformat/avidec.c (revision 23548)
++++ libavformat/avidec.c (working copy)
+@@ -1084,7 +1084,8 @@
+ int i, index;
+ int64_t pos;
+ AVIStream *ast;
+-
++ AVIndexEntry* entries;
++ int (*search_func)(AVStream*, int64_t, int);
+ if (!avi->index_loaded) {
+ /* we only load the index on demand */
+ avi_load_index(s);
+@@ -1094,13 +1095,22 @@
+
+ st = s->streams[stream_index];
+ ast= st->priv_data;
+- index= av_index_search_timestamp(st, timestamp * FFMAX(ast->sample_size, 1), flags);
++ if(st->seek_table.flags&AV_SEEKTABLE_FINISHED) {
++ search_func = &av_table_search_timestamp;
++ entries = st->seek_table.index_entries;
++ } else {
++ search_func = &av_index_search_timestamp;
++ entries = st->index_entries;
++ }
++
++ index = search_func(st, timestamp * FFMAX(ast->sample_size, 1), flags);
++
+ if(index<0)
+ return -1;
+
+ /* find the position */
+- pos = st->index_entries[index].pos;
+- timestamp = st->index_entries[index].timestamp / FFMAX(ast->sample_size, 1);
++ pos = entries[index].pos;
++ timestamp = entries[index].timestamp / FFMAX(ast->sample_size, 1);
+
+ // av_log(s, AV_LOG_DEBUG, "XX %"PRId64" %d %"PRId64"\n", timestamp, index, st->index_entries[index].timestamp);
+
+@@ -1122,16 +1132,17 @@
+ for(i = 0; i < s->nb_streams; i++) {
+ AVStream *st2 = s->streams[i];
+ AVIStream *ast2 = st2->priv_data;
+-
++ int nb_entries_st2 = st2->seek_table.index_entries?st->seek_table.nb_index_entries:st->nb_index_entries;
++ entries = st->seek_table.index_entries?st->seek_table.index_entries:st->index_entries;
+ ast2->packet_size=
+ ast2->remaining= 0;
+
+- if (st2->nb_index_entries <= 0)
++ if (nb_entries_st2 <= 0)
+ continue;
+
+ // assert(st2->codec->block_align);
+ assert((int64_t)st2->time_base.num*ast2->rate == (int64_t)st2->time_base.den*ast2->scale);
+- index = av_index_search_timestamp(
++ index = search_func(
+ st2,
+ av_rescale_q(timestamp, st->time_base, st2->time_base) * FFMAX(ast2->sample_size, 1),
+ flags | AVSEEK_FLAG_BACKWARD);
+@@ -1139,9 +1150,9 @@
+ index=0;
+
+ if(!avi->non_interleaved){
+- while(index>0 && st2->index_entries[index].pos > pos)
++ while(index>0 && entries[index].pos > pos)
+ index--;
+- while(index+1 < st2->nb_index_entries && st2->index_entries[index].pos < pos)
++ while(index+1 < nb_entries_st2 && entries[index].pos < pos)
+ index++;
+ }
+
+Index: libavformat/avformat.h
+===================================================================
+--- libavformat/avformat.h (revision 23548)
++++ libavformat/avformat.h (working copy)
+@@ -390,6 +390,21 @@
+ int min_distance; /**< Minimum distance between this and the previous keyframe, used to avoid unneeded searching. */
+ } AVIndexEntry;
+
++#define AV_SEEKTABLE_BUILDING 0x0001
++#define AV_SEEKTABLE_CBR 0x0002
++#define AV_SEEKTABLE_FINISHED 0x0004
++#define AV_SEEKTABLE_COPIED 0x0008
++
++
++typedef struct AVSeekTable {
++ AVIndexEntry *index_entries; /**< Only used if the format does not
++ support seeking natively. */
++ int nb_index_entries;
++ unsigned int index_entries_allocated_size;
++ int flags;
++} AVSeekTable;
++
++
+ #define AV_DISPOSITION_DEFAULT 0x0001
+ #define AV_DISPOSITION_DUB 0x0002
+ #define AV_DISPOSITION_ORIGINAL 0x0004
+@@ -531,6 +546,9 @@
+ * Number of frames that have been demuxed during av_find_stream_info()
+ */
+ int codec_info_nb_frames;
++
++ /* new av_seek_frame() support */
++ AVSeekTable seek_table;
+ } AVStream;
+
+ #define AV_PROGRAM_RUNNING 1
+@@ -1131,6 +1149,23 @@
+ int av_index_search_timestamp(AVStream *st, int64_t timestamp, int flags);
+
+ /**
++ * Gets the index for a specific timestamp using the table.
++ * @param flags if AVSEEK_FLAG_BACKWARD then the returned index will correspond
++ * to the timestamp which is <= the requested one, if backward
++ * is 0, then it will be >=
++ * if AVSEEK_FLAG_ANY seek to any frame, only keyframes otherwise
++ * @return < 0 if no such timestamp could be found
++ */
++int av_table_search_timestamp(AVStream *st, int64_t wanted_timestamp, int flags);
++
++/**
++ * Builds a complete index for seeking in each stream where it is possible.
++ * Requires that the streams have been opened.
++ * Part of the new seeking api. incomplete.
++ */
++int av_build_index(AVFormatContext *s, int flags);
++
++/**
+ * Ensures the index uses less memory than the maximum specified in
+ * AVFormatContext.max_index_size by discarding entries if it grows
+ * too large.
+@@ -1149,6 +1184,15 @@
+ int size, int distance, int flags);
+
+ /**
++ * Does a dictionary search on the seek table.
++ * av_build_index must be successfully called before using this function.
++ * @param timestamp target timestamp in the time base of the given stream
++ * @param stream_index stream number
++ */
++int av_seek_frame_table(AVFormatContext *s,
++ int stream_index, int64_t timestamp, int flags);
++
++/**
+ * Does a binary search using av_index_search_timestamp() and
+ * AVCodec.read_timestamp().
+ * This is not supposed to be called directly by a user application,
+Index: libavformat/utils.c
+===================================================================
+--- libavformat/utils.c (revision 23548)
++++ libavformat/utils.c (working copy)
+@@ -1001,7 +1001,38 @@
+ pkt->convergence_duration = pc->convergence_duration;
+ }
+
++static int av_add_table_entry(AVStream *st,
++ int64_t pos, int64_t timestamp, int size, int distance, int flags)
++{
++ AVIndexEntry *entries, *ie;
++ int index;
+
++ if((unsigned)st->nb_index_entries + 1 >= UINT_MAX / sizeof(AVIndexEntry))
++ return -1;
++
++ entries = av_fast_realloc(st->seek_table.index_entries,
++ &st->seek_table.index_entries_allocated_size,
++ (st->seek_table.nb_index_entries + 1) *
++ sizeof(AVIndexEntry));
++ if(!entries)
++ return -1;
++
++ st->seek_table.index_entries= entries;
++
++ /* we assume the indecies are placed in order */
++ ie = &st->seek_table.index_entries[st->seek_table.nb_index_entries++];
++ assert(index==0 || ie[-1].timestamp < timestamp);
++
++ ie->pos = pos;
++ ie->timestamp = timestamp;
++ ie->min_distance= distance;
++ ie->size= size;
++ ie->flags = flags;
++
++ return st->seek_table.nb_index_entries;
++}
++
++
+ static int av_read_frame_internal(AVFormatContext *s, AVPacket *pkt)
+ {
+ AVStream *st;
+@@ -1359,6 +1390,7 @@
+ int a, b, m;
+ int64_t timestamp;
+
++
+ a = - 1;
+ b = nb_entries;
+
+@@ -1675,6 +1707,11 @@
+ timestamp = av_rescale(timestamp, st->time_base.den, AV_TIME_BASE * (int64_t)st->time_base.num);
+ }
+
++ /* if we've built a seek table, use it. */
++ st = s->streams[stream_index];
++ if (st->seek_table.flags & AV_SEEKTABLE_FINISHED)
++ return av_seek_frame_table(s, stream_index, timestamp, flags);
++
+ /* first, we try the format specific seek */
+ if (s->iformat->read_seek)
+ ret = s->iformat->read_seek(s, stream_index, timestamp, flags);
+@@ -1712,9 +1749,367 @@
+ // try some generic seek like av_seek_frame_generic() but with new ts semantics
+ }
+
++
+ /*******************************************************/
++int av_table_search_timestamp(AVStream *st, int64_t wanted_timestamp,
++ int flags)
++{
++ AVIndexEntry *entries= st->seek_table.index_entries;
++ int nb_entries= st->seek_table.nb_index_entries;
++ int a, b, m;
++ int64_t timestamp;
+
++ a = - 1;
++ b = nb_entries;
++
++ //optimize appending index entries at the end
++ if(b && entries[b-1].timestamp < wanted_timestamp)
++ a= b-1;
++
++ while (b - a > 1) {
++ //TODO: since we have a lot of contiguous entries in the table, we can use something more
++ //like dictionary search, which will speed things up quite a bit.
++ m = (a + b) >> 1;
++ timestamp = entries[m].timestamp;
++ if(timestamp >= wanted_timestamp)
++ b = m;
++ if(timestamp <= wanted_timestamp)
++ a = m;
++ }
++ m= (flags & AVSEEK_FLAG_BACKWARD) ? a : b;
++
++ if(!(flags & AVSEEK_FLAG_ANY)){
++ while(m>=0 && m<nb_entries && !(entries[m].flags & AVINDEX_KEYFRAME)){
++ m += (flags & AVSEEK_FLAG_BACKWARD) ? -1 : 1;
++ }
++ }
++
++ if(m == nb_entries)
++ return -1;
++ return m;
++}
++
++int av_seek_frame_table(AVFormatContext *s,
++ int stream_index, int64_t timestamp, int flags)
++{
++ int index;
++ int64_t ret;
++ AVStream *st;
++ AVIndexEntry *ie;
++ AVSeekTable *tbl;
++
++ //TODO: see if we can do something with the CBR field.
++ if(tbl->flags & AV_SEEKTABLE_CBR){
++ ;
++ }
++
++ st = s->streams[stream_index];
++ tbl = &st->seek_table;
++ index = av_table_search_timestamp(st, timestamp, flags);
++
++ /* this function should only be called after the table is complete. */
++ if(index < 0 || index>=tbl->nb_index_entries-1){
++ return -1;
++ }
++
++ ff_read_frame_flush(s);
++ /* we use the native seek function if it exists, (still have to modify them to use seek_table) */
++ if (s->iformat->read_seek){
++ if(s->iformat->read_seek(s, stream_index, timestamp, flags) >= 0) {
++ printf("SEEK_TABLE_DEBUG: table seeked using native function\n");
++ return 0;
++ }
++ }
++
++ ie = &tbl->index_entries[index];
++ if ((ret = url_fseek(s->pb, ie->pos, SEEK_SET)) < 0)
++ return ret;
++ av_update_cur_dts(s, st, ie->timestamp);
++
++ {
++ float request_time = (((float)timestamp/st->time_base.den)*st->time_base.num);
++ float actual_time = (((float)ie->timestamp/st->time_base.den)*st->time_base.num);
++ printf("SEEK_TABLE_DEBUG: table seeked to %.2fs (actual request was %.2fs)\n",actual_time, request_time );
++ }
++ return 0;
++}
++
++static int av_fill_table_internal(AVFormatContext *s, AVPacket *pkt, ByteIOContext *pb)
++{
++ AVStream *st;
++ int len, ret, i;
++
++ av_init_packet(pkt);
++
++ for(;;) {
++ /* select current input stream component */
++ st = s->cur_st;
++ if (st) {
++ if (!st->need_parsing || !st->parser) {
++ /* no parsing needed: we just output the packet as is */
++ /* raw data support */
++ *pkt = st->cur_pkt; st->cur_pkt.data= NULL;
++ compute_pkt_fields(s, st, NULL, pkt);
++ s->cur_st = NULL;
++ if ((s->iformat->flags & AVFMT_GENERIC_INDEX) &&
++ (pkt->flags & AV_PKT_FLAG_KEY) && pkt->dts != AV_NOPTS_VALUE) {
++ av_add_table_entry(st, pkt->pos, pkt->dts, 0, 0, AVINDEX_KEYFRAME);
++ }
++ break;
++ } else if (st->cur_len > 0 && st->discard < AVDISCARD_ALL) {
++ len = av_parser_parse2(st->parser, st->codec, &pkt->data, &pkt->size,
++ st->cur_ptr, st->cur_len,
++ st->cur_pkt.pts, st->cur_pkt.dts,
++ st->cur_pkt.pos);
++ st->cur_pkt.pts = AV_NOPTS_VALUE;
++ st->cur_pkt.dts = AV_NOPTS_VALUE;
++ /* increment read pointer */
++ st->cur_ptr += len;
++ st->cur_len -= len;
++
++ /* return packet if any */
++ if (pkt->size) {
++ got_packet:
++ pkt->duration = 0;
++ pkt->stream_index = st->index;
++ pkt->pts = st->parser->pts;
++ pkt->dts = st->parser->dts;
++ pkt->pos = st->parser->pos;
++ pkt->destruct = NULL;
++ compute_pkt_fields(s, st, st->parser, pkt);
++
++ if((s->iformat->flags & AVFMT_GENERIC_INDEX) && pkt->flags & AV_PKT_FLAG_KEY){
++ av_add_table_entry(st, st->parser->frame_offset, pkt->dts,
++ 0, 0, AVINDEX_KEYFRAME);
++ }
++
++ break;
++ }
++ } else {
++ /* free packet */
++ av_free_packet(&st->cur_pkt);
++ s->cur_st = NULL;
++ }
++ } else {
++ AVPacket cur_pkt;
++ /* read next packet */
++ ret = av_read_packet(s, &cur_pkt);
++ if (ret < 0) {
++ if (ret == AVERROR(EAGAIN))
++ return ret;
++ /* return the last frames, if any */
++ for(i = 0; i < s->nb_streams; i++) {
++ st = s->streams[i];
++ if (st->parser && st->need_parsing) {
++ av_parser_parse2(st->parser, st->codec,
++ &pkt->data, &pkt->size,
++ NULL, 0,
++ AV_NOPTS_VALUE, AV_NOPTS_VALUE,
++ AV_NOPTS_VALUE);
++ if (pkt->size)
++ goto got_packet;
++ }
++ }
++ /* no more packets: really terminate parsing */
++ return ret;
++ }
++ st = s->streams[cur_pkt.stream_index];
++ st->cur_pkt= cur_pkt;
++
++ if(st->cur_pkt.pts != AV_NOPTS_VALUE &&
++ st->cur_pkt.dts != AV_NOPTS_VALUE &&
++ st->cur_pkt.pts < st->cur_pkt.dts){
++ av_log(s, AV_LOG_WARNING, "Invalid timestamps stream=%d, pts=%"PRId64", dts=%"PRId64", size=%d\n",
++ st->cur_pkt.stream_index,
++ st->cur_pkt.pts,
++ st->cur_pkt.dts,
++ st->cur_pkt.size);
++// av_free_packet(&st->cur_pkt);
++// return -1;
++ }
++
++ if(s->debug & FF_FDEBUG_TS)
++ av_log(s, AV_LOG_DEBUG, "av_read_packet stream=%d, pts=%"PRId64", dts=%"PRId64", size=%d, duration=%d, flags=%d\n",
++ st->cur_pkt.stream_index,
++ st->cur_pkt.pts,
++ st->cur_pkt.dts,
++ st->cur_pkt.size,
++ st->cur_pkt.duration,
++ st->cur_pkt.flags);
++
++ s->cur_st = st;
++ st->cur_ptr = st->cur_pkt.data;
++ st->cur_len = st->cur_pkt.size;
++ if (st->need_parsing && !st->parser && !(s->flags & AVFMT_FLAG_NOPARSE)) {
++ st->parser = av_parser_init(st->codec->codec_id);
++ if (!st->parser) {
++ /* no parser available: just output the raw packets */
++ st->need_parsing = AVSTREAM_PARSE_NONE;
++ }else if(st->need_parsing == AVSTREAM_PARSE_HEADERS){
++ st->parser->flags |= PARSER_FLAG_COMPLETE_FRAMES;
++ }
++ if(st->parser && (s->iformat->flags & AVFMT_GENERIC_INDEX)){
++ st->parser->next_frame_offset=
++ st->parser->cur_offset= st->cur_pkt.pos;
++ }
++ }
++ }
++ }
++ if(s->debug & FF_FDEBUG_TS)
++ av_log(s, AV_LOG_DEBUG, "av_read_frame_internal stream=%d, pts=%"PRId64", dts=%"PRId64", size=%d, duration=%d, flags=%d\n",
++ pkt->stream_index,
++ pkt->pts,
++ pkt->dts,
++ pkt->size,
++ pkt->duration,
++ pkt->flags);
++
++ return 0;
++}
++
++static int av_fill_table_frame(AVFormatContext *s, AVPacket *pkt, ByteIOContext *pb)
++{
++ AVPacketList *pktl;
++ int eof=0;
++ /* adapted from av_read_frame */
++ for(;;){
++ pktl = s->packet_buffer;
++ if (pktl) {
++ AVPacket *next_pkt= &pktl->pkt;
++ if(next_pkt->dts != AV_NOPTS_VALUE){
++ while(pktl && next_pkt->pts == AV_NOPTS_VALUE){
++ if( pktl->pkt.stream_index == next_pkt->stream_index
++ && next_pkt->dts < pktl->pkt.dts
++ && pktl->pkt.pts != pktl->pkt.dts //not b frame
++ /*&& pktl->pkt.dts != AV_NOPTS_VALUE*/){
++ next_pkt->pts= pktl->pkt.dts;
++ }
++ pktl= pktl->next;
++ }
++ pktl = s->packet_buffer;
++ }
++
++ if( next_pkt->pts != AV_NOPTS_VALUE
++ || next_pkt->dts == AV_NOPTS_VALUE
++ || eof){
++ /* read packet from packet buffer, if there is data */
++ *pkt = *next_pkt;
++ s->packet_buffer = pktl->next;
++ av_free(pktl);
++ return 0;
++ }
++ }
++ {
++ int ret= av_fill_table_internal(s, pkt, pb);
++ if(ret<0){
++ if(pktl && ret != AVERROR(EAGAIN)){
++ eof=1;
++ continue;
++ }else
++ return ret;
++ }
++
++ if(av_dup_packet(add_to_pktbuf(&s->packet_buffer, pkt,
++ &s->packet_buffer_end)) < 0)
++ return AVERROR(ENOMEM);
++ }
++ }
++}
++
++
+ /**
++ * Starts building a index for seeking.
++ * TODO: use a different file pointer so we can do this in a thread-safe manner,
++ * as there are cases when the user will want to playback while building the index
++ **/
++int av_build_index(AVFormatContext *s, int flags)
++{
++ AVStream *st;
++ int ret;
++ int stream_index;
++ int i;
++ printf("SEEK_TABLE_DEBUG: starting building index\n");
++ stream_index = av_find_default_stream_index(s);
++ if(stream_index < 0)
++ return -1;
++
++ st = s->streams[stream_index];
++ /* TODO: check if this stream is CBR and the codec has a seek by timestamp. */
++ /* if this is true then we can set a flag and exit here. */
++ if(0) {
++ st->seek_table.flags |= AV_SEEKTABLE_CBR;
++ } else if(0) {
++ /* TODO: for this case see if we have a special method for generating the table */
++ /* specific to a given format. */
++ } else if(0 && st->nb_index_entries) {
++ /* some demuxers load an index upon file open. */
++ /* copy the data. maybe we should borrow it instead?*/
++ int sz;
++ printf("SEEK_TABLE_DEBUG: building index from copy\n");
++ for(i=0; i<s->nb_streams;i++){
++ sz = s->streams[i]->nb_index_entries;
++ s->streams[i]->seek_table.nb_index_entries=sz;
++ sz *= sizeof(AVIndexEntry);
++ s->streams[i]->seek_table.index_entries = av_malloc(sz);
++ memcpy(s->streams[i]->seek_table.index_entries,s->streams[i]->index_entries,sz);
++ s->streams[i]->seek_table.index_entries_allocated_size = sz;
++ s->streams[i]->seek_table.flags |= AV_SEEKTABLE_COPIED;
++ }
++ } else {
++ AVPacket pkt;
++
++ /* default table generation behavior from av_seek_frame_generic */
++ /* TODO: see why s->data_offset is the file length for avi/mp4 and others */
++
++ /* use an independent file pointer so that we can use this call in multithreaded contexts*/
++ /* not complete yet - see av_read_packet to see how we need to swap out the old file pointers*/
++ ByteIOContext* pb;
++
++ printf("SEEK_TABLE_DEBUG: building index from scratch\n");
++
++ if ((ret=url_fopen(&pb, s->filename, URL_RDONLY)) < 0) {
++ return ret;
++ }
++
++ if ((ret = url_fseek(pb, 0/*s->data_offset*/, SEEK_SET)) < 0){
++ printf("SEEK_TABLE_DEBUG: error building index: %i\n",ret);
++ return ret;
++ }
++
++ for(i=0;; i++) {
++ do{
++ ret = av_fill_table_frame(s, &pkt, pb);
++ }while(ret == AVERROR(EAGAIN));
++ if(ret<0)
++ break;
++ av_free_packet(&pkt);
++ }
++ if (pb)
++ url_fclose(pb);
++ }
++
++ /* return seek to start of stream. Not sure if this the desired behavior. */
++ ff_read_frame_flush(s);
++
++ for(i=0; i<s->nb_streams;i++)
++ if(s->streams[i]->seek_table.nb_index_entries)
++ s->streams[i]->seek_table.flags |= AV_SEEKTABLE_FINISHED;
++
++ if( (ret = av_seek_frame(s, stream_index, st->start_time, 0) ) < 0 ) {
++ printf("SEEK_TABLE_DEBUG: finished building index but error seeking: %i,trying url_fseek\n",ret);
++ /* last ditch effort to seek using the file pointer. */
++ if ((ret = url_fseek(s->pb, 0, SEEK_SET)) < 0) {
++ printf("SEEK_TABLE_DEBUG: error seeking with url_fseek: %i\n",ret);
++ return ret;
++ }
++ }
++ printf("SEEK_TABLE_DEBUG: finished building index\n");
++ return 0;
++}
++
++/*******************************************************/
++
++/**
+ * Returns TRUE if the stream has accurate duration in any stream.
+ *
+ * @return TRUE if the stream has accurate duration for at least one component.
+@@ -2422,6 +2817,7 @@
+ }
+ av_metadata_free(&st->metadata);
+ av_free(st->index_entries);
++ av_free(st->seek_table.index_entries);
+ av_free(st->codec->extradata);
+ av_free(st->codec);
+ #if LIBAVFORMAT_VERSION_INT < (53<<16)
+@@ -2971,6 +3367,7 @@
+ for(i=0;i<s->nb_streams;i++) {
+ av_freep(&s->streams[i]->priv_data);
+ av_freep(&s->streams[i]->index_entries);
++ av_freep(&s->streams[i]->seek_table.index_entries);
+ }
+ av_freep(&s->priv_data);
+ return ret;
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