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avcodec/cfhd: Make sure we have an end of header tag before allocating a frame.

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Fixes tickets #5208 and #5209
This commit is contained in:
Kieran Kunhya 2016-01-31 23:59:52 +00:00 committed by James Darnley
parent 9effa01255
commit bdd8e02b72
1 changed files with 8 additions and 1 deletions
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9
libavcodec/cfhd.c
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@ -224,7 +224,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
GetByteContext gb;
ThreadFrame frame = { .f = data };
AVFrame *pic = data;
int ret = 0, i, j, plane;
int ret = 0, i, j, plane, got_buffer = 0;
int16_t *coeff_data;
avctx->pix_fmt = AV_PIX_FMT_YUV422P10;
@ -426,6 +426,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
s->coded_width = 0;
s->coded_height = 0;
got_buffer = 1;
}
coeff_data = s->plane[s->channel_num].subband[s->subband_num_actual];
@ -557,6 +558,12 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
goto end;
}
if (!got_buffer) {
av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
ret = AVERROR(EINVAL);
goto end;
}
for (plane = 0; plane < 3 && !ret; plane++) {
/* level 1 */
int lowpass_height = s->plane[plane].band[0][0].height;