lavc: factorize ff_{thread_,re,}get_buffer error messages.

Coccinelle profile used:

  @@
  expression r, ctx, f, loglevel, str, flags;
  @@

  -if ((r = ff_get_buffer(ctx, f, flags)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_get_buffer(ctx, f, flags)) < 0)
  +    return r;

  @@
  expression r, ctx, f, loglevel, str;
  @@

  -if ((r = ff_reget_buffer(ctx, f)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_reget_buffer(ctx, f)) < 0)
  +    return r;

  @@
  expression r, ctx, f, loglevel, str, flags;
  @@

  -if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0)
  +    return r;

...along with some manual patches for the remaining ones.

1 files changed, 2 insertions, 6 deletions

diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index 4f6b731ea0..f0e8f02ec2 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -305,10 +305,8 @@ static int cinvideo_decode_frame(AVCodecContext *avctx,
         break;
     }
 
-    if ((res = ff_reget_buffer(avctx, &cin->frame)) < 0) {
-        av_log(cin->avctx, AV_LOG_ERROR, "failed to allocate a frame\n");
+    if ((res = ff_reget_buffer(avctx, &cin->frame)) < 0)
         return res;
-    }
 
     memcpy(cin->frame.data[1], cin->palette, sizeof(cin->palette));
     cin->frame.palette_has_changed = 1;
@@ -363,10 +361,8 @@ static int cinaudio_decode_frame(AVCodecContext *avctx, void *data,
 
     /* get output buffer */
     frame->nb_samples = avpkt->size - cin->initial_decode_frame;
-    if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
-        av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+    if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
         return ret;
-    }
     samples = (int16_t *)frame->data[0];
 
     delta = cin->delta;