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, 9 insertions, 1 deletions

diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index d4997e9c47..799644ff43 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -940,7 +940,7 @@ int ff_thread_can_start_frame(AVCodecContext *avctx)
     return 1;
 }
 
-int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags)
+static int thread_get_buffer_internal(AVCodecContext *avctx, ThreadFrame *f, int flags)
 {
     PerThreadContext *p = avctx->thread_opaque;
     int err;
@@ -1004,6 +1004,14 @@ int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags)
     return err;
 }
 
+int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags)
+{
+    int ret = thread_get_buffer_internal(avctx, f, flags);
+    if (ret < 0)
+        av_log(avctx, AV_LOG_ERROR, "thread_get_buffer() failed\n");
+    return ret;
+}
+
 void ff_thread_release_buffer(AVCodecContext *avctx, ThreadFrame *f)
 {
     PerThreadContext *p = avctx->thread_opaque;