[FFmpeg-devel] [PATCH] tools/scale_slice_test: Add av_frame_free() to avoid potential memory leaks

[Michael Niedermayer]

On Sat, Aug 09, 2025 at 03:10:20AM +0000, Jiasheng Jiang wrote:
> Add av_frame_free() to release frame to avoid potential memory leaks.
> 
> Fixes: 5fdb5ed613 ("FATE: add a test for sliced scaling")
> Signed-off-by: Jiasheng Jiang <jiashengjiangcool at gmail.com>
> ---
>  tools/scale_slice_test.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tools/scale_slice_test.c b/tools/scale_slice_test.c
> index 4480bf8569..a6b888090f 100644
> --- a/tools/scale_slice_test.c
> +++ b/tools/scale_slice_test.c
> @@ -157,6 +157,7 @@ int main(int argc, char **argv)
>  
>          ret = av_frame_get_buffer(frame, 0);
>          if (ret < 0) {
> +            av_frame_free(&frame);
>              fprintf(stderr, "Error allocating frame data\n");
>              return ret;
>          }
> @@ -173,6 +174,7 @@ int main(int argc, char **argv)
>  
>      ret = ds_open(&dc, filename, 0);
>      if (ret < 0) {
> +        av_frame_free(&frame);
>          fprintf(stderr, "Error opening the file\n");
>          return ret;
>      }

make -j32 fate-sws-slice-yuv422-12bit-rgb48
CC	tools/scale_slice_test.o
tools/scale_slice_test.c: In function ‘main’:
tools/scale_slice_test.c:177:24: error: ‘frame’ undeclared (first use in this function)
  177 |         av_frame_free(&frame);
      |                        ^~~~~
tools/scale_slice_test.c:177:24: note: each undeclared identifier is reported only once for each function it appears in
make: *** [ffbuild/common.mak:81: tools/scale_slice_test.o] Error 1

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Awnsering whenever a program halts or runs forever is
On a turing machine, in general impossible (turings halting problem).
On any real computer, always possible as a real computer has a finite number
of states N, and will either halt in less than N cycles or never halt.
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