avformat/mpc: deallocate frames array on errors

[ffmpeg] / libavformat / mux.c

diff --git a/libavformat/mux.c b/libavformat/mux.c
index 83fe1de78fe32de76a599f66910d634439f6f4e1..8ab5ea8c2bd26aacacd012edfac72bc6b55f9209 100644 (file)
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -865,7 +865,7 @@ static int do_packet_auto_bsf(AVFormatContext *s, AVPacket *pkt) {
             if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
                 return 0;
             av_log(ctx, AV_LOG_ERROR,
-                    "Failed to send packet to filter %s for stream %d\n",
+                    "Failed to receive packet from filter %s for stream %d\n",
                     ctx->filter->name, pkt->stream_index);
             if (s->error_recognition & AV_EF_EXPLODE)
                 return ret;
@@ -1001,15 +1001,22 @@ static int interleave_compare_dts(AVFormatContext *s, AVPacket *next,
     AVStream *st2 = s->streams[next->stream_index];
     int comp      = av_compare_ts(next->dts, st2->time_base, pkt->dts,
                                   st->time_base);
-    if (s->audio_preload && ((st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) != (st2->codecpar->codec_type == AVMEDIA_TYPE_AUDIO))) {
-        int64_t ts = av_rescale_q(pkt ->dts, st ->time_base, AV_TIME_BASE_Q) - s->audio_preload*(st ->codecpar->codec_type == AVMEDIA_TYPE_AUDIO);
-        int64_t ts2= av_rescale_q(next->dts, st2->time_base, AV_TIME_BASE_Q) - s->audio_preload*(st2->codecpar->codec_type == AVMEDIA_TYPE_AUDIO);
-        if (ts == ts2) {
-            ts= ( pkt ->dts* st->time_base.num*AV_TIME_BASE - s->audio_preload*(int64_t)(st ->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)* st->time_base.den)*st2->time_base.den
-               -( next->dts*st2->time_base.num*AV_TIME_BASE - s->audio_preload*(int64_t)(st2->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)*st2->time_base.den)* st->time_base.den;
-            ts2=0;
+    if (s->audio_preload) {
+        int preload  = st ->codecpar->codec_type == AVMEDIA_TYPE_AUDIO;
+        int preload2 = st2->codecpar->codec_type == AVMEDIA_TYPE_AUDIO;
+        if (preload != preload2) {
+            int64_t ts, ts2;
+            preload  *= s->audio_preload;
+            preload2 *= s->audio_preload;
+            ts = av_rescale_q(pkt ->dts, st ->time_base, AV_TIME_BASE_Q) - preload;
+            ts2= av_rescale_q(next->dts, st2->time_base, AV_TIME_BASE_Q) - preload2;
+            if (ts == ts2) {
+                ts  = ((uint64_t)pkt ->dts*st ->time_base.num*AV_TIME_BASE - (uint64_t)preload *st ->time_base.den)*st2->time_base.den
+                    - ((uint64_t)next->dts*st2->time_base.num*AV_TIME_BASE - (uint64_t)preload2*st2->time_base.den)*st ->time_base.den;
+                ts2 = 0;
+            }
+            comp = (ts2 > ts) - (ts2 < ts);
         }
-        comp= (ts>ts2) - (ts<ts2);
     }
 
     if (comp == 0)