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authorMichael Niedermayer <michaelni@gmx.at>2014-12-19 05:37:11 +0100
committerMichael Niedermayer <michaelni@gmx.at>2014-12-19 05:37:26 +0100
commitc89751aa218c22e2d0febcafba4b01c533b8836e (patch)
tree9dc729cab5dd91a1277e6bc89295e6ff967d412f /libavcodec/imgconvert.c
parent8ccfafa7b41b8239cfbbaa5dfd8eea8a300c64be (diff)
parent210461c0a83a5625560fa1d92229200dc7fb869b (diff)
downloadffmpeg-c89751aa218c22e2d0febcafba4b01c533b8836e.tar.gz
Merge commit '210461c0a83a5625560fa1d92229200dc7fb869b'
* commit '210461c0a83a5625560fa1d92229200dc7fb869b': imgconvert: check memory allocations and propagate errors Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/imgconvert.c')
-rw-r--r--libavcodec/imgconvert.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/libavcodec/imgconvert.c b/libavcodec/imgconvert.c
index 158bc739a1..8cb609946a 100644
--- a/libavcodec/imgconvert.c
+++ b/libavcodec/imgconvert.c
@@ -378,13 +378,15 @@ static void deinterlace_bottom_field(uint8_t *dst, int dst_wrap,
deinterlace_line(dst,src_m2,src_m1,src_0,src_0,src_0,width);
}
-static void deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
- int width, int height)
+static int deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
+ int width, int height)
{
uint8_t *src_m1, *src_0, *src_p1, *src_p2;
int y;
uint8_t *buf;
buf = av_malloc(width);
+ if (!buf)
+ return AVERROR(ENOMEM);
src_m1 = src1;
memcpy(buf,src_m1,width);
@@ -401,12 +403,13 @@ static void deinterlace_bottom_field_inplace(uint8_t *src1, int src_wrap,
/* do last line */
deinterlace_line_inplace(buf,src_m1,src_0,src_0,src_0,width);
av_free(buf);
+ return 0;
}
int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
enum AVPixelFormat pix_fmt, int width, int height)
{
- int i;
+ int i, ret;
if (pix_fmt != AV_PIX_FMT_YUV420P &&
pix_fmt != AV_PIX_FMT_YUVJ420P &&
@@ -442,8 +445,11 @@ int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
}
}
if (src == dst) {
- deinterlace_bottom_field_inplace(dst->data[i], dst->linesize[i],
- width, height);
+ ret = deinterlace_bottom_field_inplace(dst->data[i],
+ dst->linesize[i],
+ width, height);
+ if (ret < 0)
+ return ret;
} else {
deinterlace_bottom_field(dst->data[i],dst->linesize[i],
src->data[i], src->linesize[i],