avformat/avformat: Constify AVFormatContext.*_codec pointers

[ffmpeg] / libavcodec / avcodec.c

diff --git a/libavcodec/avcodec.c b/libavcodec/avcodec.c
index 760a98d8ef9c1e2f201364624ad8dbaa4d0fa78f..a3858213759ab2bc5c6972517e4d15cbb64d2ec7 100644 (file)
--- a/libavcodec/avcodec.c
+++ b/libavcodec/avcodec.c
@@ -102,13 +102,6 @@ static void unlock_avcodec(const AVCodec *codec)
         ff_mutex_unlock(&codec_mutex);
 }
 
-#if FF_API_LOCKMGR
-int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op))
-{
-    return 0;
-}
-#endif
-
 static int64_t get_bit_rate(AVCodecContext *ctx)
 {
     int64_t bit_rate;
@@ -188,15 +181,6 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
     }
     avctx->internal = avci;
 
-#if FF_API_OLD_ENCDEC
-    avci->to_free = av_frame_alloc();
-    avci->compat_decode_frame = av_frame_alloc();
-    avci->compat_encode_packet = av_packet_alloc();
-    if (!avci->to_free || !avci->compat_decode_frame || !avci->compat_encode_packet) {
-        ret = AVERROR(ENOMEM);
-        goto free_and_end;
-    }
-#endif
     avci->buffer_frame = av_frame_alloc();
     avci->buffer_pkt = av_packet_alloc();
     avci->es.in_frame = av_frame_alloc();
@@ -407,24 +391,15 @@ free_and_end:
     av_opt_free(avctx);
 
     if (av_codec_is_encoder(avctx->codec)) {
-#if FF_API_CODED_FRAME
-FF_DISABLE_DEPRECATION_WARNINGS
-        av_frame_free(&avctx->coded_frame);
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         av_freep(&avctx->extradata);
         avctx->extradata_size = 0;
     }
 
     av_dict_free(&tmp);
     av_freep(&avctx->priv_data);
-    av_freep(&avctx->subtitle_header);
+    if (av_codec_is_decoder(avctx->codec))
+        av_freep(&avctx->subtitle_header);
 
-#if FF_API_OLD_ENCDEC
-    av_frame_free(&avci->to_free);
-    av_frame_free(&avci->compat_decode_frame);
-    av_packet_free(&avci->compat_encode_packet);
-#endif
     av_frame_free(&avci->buffer_frame);
     av_packet_free(&avci->buffer_pkt);
     av_packet_free(&avci->last_pkt_props);
@@ -464,10 +439,6 @@ void avcodec_flush_buffers(AVCodecContext *avctx)
     avci->draining_done = 0;
     avci->nb_draining_errors = 0;
     av_frame_unref(avci->buffer_frame);
-#if FF_API_OLD_ENCDEC
-    av_frame_unref(avci->compat_decode_frame);
-    av_packet_unref(avci->compat_encode_packet);
-#endif
     av_packet_unref(avci->buffer_pkt);
 
     av_packet_unref(avci->last_pkt_props);
@@ -492,13 +463,6 @@ void avcodec_flush_buffers(AVCodecContext *avctx)
 
     if (av_codec_is_decoder(avctx->codec))
         av_bsf_flush(avci->bsf);
-
-#if FF_API_OLD_ENCDEC
-FF_DISABLE_DEPRECATION_WARNINGS
-    if (!avctx->refcounted_frames)
-        av_frame_unref(avci->to_free);
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 }
 
 void avsubtitle_free(AVSubtitle *sub)
@@ -540,11 +504,6 @@ av_cold int avcodec_close(AVCodecContext *avctx)
             avctx->codec->close(avctx);
         avci->byte_buffer_size = 0;
         av_freep(&avci->byte_buffer);
-#if FF_API_OLD_ENCDEC
-        av_frame_free(&avci->to_free);
-        av_frame_free(&avci->compat_decode_frame);
-        av_packet_free(&avci->compat_encode_packet);
-#endif
         av_frame_free(&avci->buffer_frame);
         av_packet_free(&avci->buffer_pkt);
         av_packet_unref(avci->last_pkt_props);
@@ -584,12 +543,9 @@ av_cold int avcodec_close(AVCodecContext *avctx)
     av_freep(&avctx->priv_data);
     if (av_codec_is_encoder(avctx->codec)) {
         av_freep(&avctx->extradata);
-#if FF_API_CODED_FRAME
-FF_DISABLE_DEPRECATION_WARNINGS
-        av_frame_free(&avctx->coded_frame);
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-    }
+    } else if (av_codec_is_decoder(avctx->codec))
+        av_freep(&avctx->subtitle_header);
+
     avctx->codec = NULL;
     avctx->active_thread_type = 0;