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Code Issues Releases Activity

avformat/rtpdec_rfc4175: Only change PayloadContext on success

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Reviewed-by: Joshua Rogers <joshua@joshua.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c03e49dd1d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2025-10-31 16:27:56 +01:00
parent faaf5d724e
commit d6e3e6f8fb
1 changed files with 14 additions and 7 deletions
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21
libavformat/rtpdec_rfc4175.c
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@@ -23,6 +23,7 @@
#include "avio_internal.h"
#include "rtpdec_formats.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/imgutils.h"
#include "libavutil/pixdesc.h"
@@ -172,33 +173,39 @@ static int rfc4175_parse_fmtp(AVFormatContext *s, AVStream *stream,
}
static int rfc4175_parse_sdp_line(AVFormatContext *s, int st_index,
PayloadContext *data, const char *line)
PayloadContext *data_arg, const char *line)
{
const char *p;
if (st_index < 0)
return 0;
av_assert0(!data_arg->sampling);
if (av_strstart(line, "fmtp:", &p)) {
AVStream *stream = s->streams[st_index];
PayloadContext data0 = *data_arg, *data = &data0;
int ret = ff_parse_fmtp(s, stream, data, p, rfc4175_parse_fmtp);
if (!data->sampling || !data->depth || !data->width || !data->height)
ret = AVERROR(EINVAL);
if (ret < 0)
return ret;
goto fail;
ret = av_image_check_size(data->width, data->height, 0, s);
if (ret < 0)
return ret;
if (!data->sampling || !data->depth || !data->width || !data->height)
return AVERROR(EINVAL);
goto fail;
stream->codecpar->width = data->width;
stream->codecpar->height = data->height;
ret = rfc4175_parse_format(stream, data);
av_freep(&data->sampling);
if (ret >= 0)
*data_arg = *data;
fail:
av_freep(&data->sampling);
return ret;
}