avutil/buffer: Switch AVBuffer API to size_t

[ffmpeg] / libavformat / matroskaenc.c

diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 7e108f2db9711bb9ec37863e5d11d1c2995790f8..5ac4db458b7c263e7cfbed363636a12ee7d0e1bb 100644 (file)
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -195,6 +195,8 @@ static void put_ebml_size_unknown(AVIOContext *pb, int bytes)
 {
     av_assert0(bytes <= 8);
     avio_w8(pb, 0x1ff >> bytes);
+    if (av_builtin_constant_p(bytes) && bytes == 1)
+        return;
     ffio_fill(pb, 0xff, bytes - 1);
 }
 
@@ -585,7 +587,7 @@ static int mkv_assemble_cues(AVStream **streams, AVIOContext *dyn_cp,
             put_ebml_uint(cuepoint, MATROSKA_ID_CUETRACK           , tracks[idx].track_num);
             put_ebml_uint(cuepoint, MATROSKA_ID_CUECLUSTERPOSITION , entry->cluster_pos);
             put_ebml_uint(cuepoint, MATROSKA_ID_CUERELATIVEPOSITION, entry->relative_pos);
-            if (entry->duration != -1)
+            if (entry->duration > 0)
                 put_ebml_uint(cuepoint, MATROSKA_ID_CUEDURATION    , entry->duration);
             end_ebml_master(cuepoint, track_positions);
         } while (++entry < end && entry->pts == pts);
@@ -1669,11 +1671,7 @@ static int mkv_write_chapters(AVFormatContext *s)
         int64_t chapterstart = av_rescale_q(c->start, c->time_base, scale);
         int64_t chapterend   = av_rescale_q(c->end,   c->time_base, scale);
         const AVDictionaryEntry *t;
-#if FF_API_CHAPTER_ID_INT
-        uint64_t uid = create_new_ids ? i + 1ULL : (uint32_t)c->id;
-#else
         uint64_t uid = create_new_ids ? i + 1ULL : c->id;
-#endif
         if (chapterstart < 0 || chapterstart > chapterend || chapterend < 0) {
             av_log(s, AV_LOG_ERROR,
                    "Invalid chapter start (%"PRId64") or end (%"PRId64").\n",
@@ -2032,7 +2030,7 @@ static int mkv_write_block(AVFormatContext *s, AVIOContext *pb,
     AVCodecParameters *par = s->streams[pkt->stream_index]->codecpar;
     mkv_track *track = &mkv->tracks[pkt->stream_index];
     uint8_t *data = NULL, *side_data = NULL;
-    buffer_size_t side_data_size;
+    size_t side_data_size;
     int err = 0, offset = 0, size = pkt->size;
     int64_t ts = track->write_dts ? pkt->dts : pkt->pts;
     uint64_t additional_id;
@@ -2143,7 +2141,7 @@ static int mkv_write_vtt_blocks(AVFormatContext *s, AVIOContext *pb, const AVPac
     MatroskaMuxContext *mkv = s->priv_data;
     mkv_track *track = &mkv->tracks[pkt->stream_index];
     ebml_master blockgroup;
-    buffer_size_t id_size, settings_size;
+    size_t id_size, settings_size;
     int size, id_size_int, settings_size_int;
     const char *id, *settings;
     int64_t ts = track->write_dts ? pkt->dts : pkt->pts;
@@ -2188,7 +2186,7 @@ static int mkv_write_vtt_blocks(AVFormatContext *s, AVIOContext *pb, const AVPac
     put_ebml_uint(pb, MATROSKA_ID_BLOCKDURATION, pkt->duration);
     end_ebml_master(pb, blockgroup);
 
-    return pkt->duration;
+    return 0;
 }
 
 static int mkv_end_cluster(AVFormatContext *s)
@@ -2216,7 +2214,7 @@ static int mkv_check_new_extra_data(AVFormatContext *s, const AVPacket *pkt)
     mkv_track *track        = &mkv->tracks[pkt->stream_index];
     AVCodecParameters *par  = s->streams[pkt->stream_index]->codecpar;
     uint8_t *side_data;
-    buffer_size_t side_data_size;
+    size_t side_data_size;
     int ret;
 
     side_data = av_packet_get_side_data(pkt, AV_PKT_DATA_NEW_EXTRADATA,
@@ -2308,7 +2306,7 @@ static int mkv_write_packet_internal(AVFormatContext *s, const AVPacket *pkt)
     AVCodecParameters *par  = s->streams[pkt->stream_index]->codecpar;
     mkv_track *track        = &mkv->tracks[pkt->stream_index];
     int keyframe            = !!(pkt->flags & AV_PKT_FLAG_KEY);
-    int duration            = pkt->duration;
+    int64_t duration        = pkt->duration;
     int ret;
     int64_t ts = track->write_dts ? pkt->dts : pkt->pts;
     int64_t relative_packet_pos;
@@ -2345,36 +2343,31 @@ static int mkv_write_packet_internal(AVFormatContext *s, const AVPacket *pkt)
 
     relative_packet_pos = avio_tell(pb);
 
-    if (par->codec_type != AVMEDIA_TYPE_SUBTITLE) {
+    if (par->codec_type != AVMEDIA_TYPE_SUBTITLE ||
+        (par->codec_id != AV_CODEC_ID_WEBVTT && duration <= 0)) {
         ret = mkv_write_block(s, pb, MATROSKA_ID_SIMPLEBLOCK, pkt, keyframe);
         if (ret < 0)
             return ret;
         if (keyframe && IS_SEEKABLE(s->pb, mkv) &&
-            (par->codec_type == AVMEDIA_TYPE_VIDEO || !mkv->have_video && !track->has_cue)) {
+            (par->codec_type == AVMEDIA_TYPE_VIDEO    ||
+             par->codec_type == AVMEDIA_TYPE_SUBTITLE ||
+             !mkv->have_video && !track->has_cue)) {
             ret = mkv_add_cuepoint(mkv, pkt->stream_index, ts,
-                                   mkv->cluster_pos, relative_packet_pos, -1);
+                                   mkv->cluster_pos, relative_packet_pos, 0);
             if (ret < 0)
                 return ret;
             track->has_cue = 1;
         }
     } else {
         if (par->codec_id == AV_CODEC_ID_WEBVTT) {
-            duration = mkv_write_vtt_blocks(s, pb, pkt);
-            if (duration < 0)
-                return duration;
+            ret = mkv_write_vtt_blocks(s, pb, pkt);
+            if (ret < 0)
+                return ret;
         } else {
             ebml_master blockgroup = start_ebml_master(pb, MATROSKA_ID_BLOCKGROUP,
                                                        mkv_blockgroup_size(pkt->size,
                                                                            track->track_num_size));
 
-#if FF_API_CONVERGENCE_DURATION
-FF_DISABLE_DEPRECATION_WARNINGS
-            /* For backward compatibility, prefer convergence_duration. */
-            if (pkt->convergence_duration > 0) {
-                duration = pkt->convergence_duration;
-            }
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
             /* All subtitle blocks are considered to be keyframes. */
             mkv_write_block(s, pb, MATROSKA_ID_BLOCK, pkt, 1);
             put_ebml_uint(pb, MATROSKA_ID_BLOCKDURATION, duration);