[FFmpeg-devel] [PATCH 5/7] avcodec/get_buffer: Don't get AVPixFmtDescriptor unnecessarily
Andreas Rheinhardt
andreas.rheinhardt at outlook.com
Mon Aug 15 14:52:09 EEST 2022
It is unused since 3575a495f6dcc395656343380e13c57d48b9f976
(and the error message is dangerous: av_get_pix_fmt_name(format)
returns NULL iff av_pix_fmt_desc_get(format) returns NULL
and using a NULL string for %s would be UB).
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
---
libavcodec/get_buffer.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/libavcodec/get_buffer.c b/libavcodec/get_buffer.c
index 3e45a0479f..a04fd878de 100644
--- a/libavcodec/get_buffer.c
+++ b/libavcodec/get_buffer.c
@@ -246,7 +246,6 @@ fail:
static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
{
FramePool *pool = (FramePool*)s->internal->pool->data;
- const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pic->format);
int i;
if (pic->data[0] || pic->data[1] || pic->data[2] || pic->data[3]) {
@@ -254,13 +253,6 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
return -1;
}
- if (!desc) {
- av_log(s, AV_LOG_ERROR,
- "Unable to get pixel format descriptor for format %s\n",
- av_get_pix_fmt_name(pic->format));
- return AVERROR(EINVAL);
- }
-
memset(pic->data, 0, sizeof(pic->data));
pic->extended_data = pic->data;
--
2.34.1
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