avcodec, avformat: Remove AVPacket.convergence_duration

[ffmpeg] / libavcodec / parser.c

diff --git a/libavcodec/parser.c b/libavcodec/parser.c
index 0a994a3f30be699d7dfa6e6756f701caeaeb839c..08b9945a57ef9698042010ae8392f9dc5d786cc0 100644 (file)
--- a/libavcodec/parser.c
+++ b/libavcodec/parser.c
@@ -67,11 +67,6 @@ found:
             goto err_out;
     }
     s->key_frame            = -1;
-#if FF_API_CONVERGENCE_DURATION
-FF_DISABLE_DEPRECATION_WARNINGS
-    s->convergence_duration = 0;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     s->dts_sync_point       = INT_MIN;
     s->dts_ref_dts_delta    = INT_MIN;
     s->pts_dts_delta        = INT_MIN;
@@ -179,6 +174,9 @@ int av_parser_parse2(AVCodecParserContext *s, AVCodecContext *avctx,
         /* offset of the next frame */
         s->next_frame_offset = s->cur_offset + index;
         s->fetch_timestamp   = 1;
+    } else {
+        /* Don't return a pointer to dummy_buf. */
+        *poutbuf = NULL;
     }
     if (index < 0)
         index = 0;
@@ -186,6 +184,7 @@ int av_parser_parse2(AVCodecParserContext *s, AVCodecContext *avctx,
     return index;
 }
 
+#if FF_API_PARSER_CHANGE
 int av_parser_change(AVCodecParserContext *s, AVCodecContext *avctx,
                      uint8_t **poutbuf, int *poutbuf_size,
                      const uint8_t *buf, int buf_size, int keyframe)
@@ -220,7 +219,7 @@ int av_parser_change(AVCodecParserContext *s, AVCodecContext *avctx,
 
     return 0;
 }
-
+#endif
 void av_parser_close(AVCodecParserContext *s)
 {
     if (s) {
@@ -245,6 +244,9 @@ int ff_combine_frame(ParseContext *pc, int next,
     for (; pc->overread > 0; pc->overread--)
         pc->buffer[pc->index++] = pc->buffer[pc->overread_index++];
 
+    if (next > *buf_size)
+        return AVERROR(EINVAL);
+
     /* flush remaining if EOF */
     if (!*buf_size && next == END_NOT_FOUND)
         next = 0;
@@ -292,6 +294,10 @@ int ff_combine_frame(ParseContext *pc, int next,
         *buf      = pc->buffer;
     }
 
+    if (next < -8) {
+        pc->overread += -8 - next;
+        next = -8;
+    }
     /* store overread bytes */
     for (; next < 0; next++) {
         pc->state   = pc->state   << 8 | pc->buffer[pc->last_index + next];