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Code Issues Releases Activity

tiffenc: Check av_pix_fmt_desc_get() return value

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This commit is contained in:
Vittorio Giovara 2016-06-26 20:08:55 -04:00
parent d8f3b0fb58
commit 9f732e4c99
1 changed files with 3 additions and 1 deletions
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4
libavcodec/tiffenc.c
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@ -254,7 +254,9 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
case AV_PIX_FMT_RGB24: case AV_PIX_FMT_RGB24:
case AV_PIX_FMT_GRAY8: case AV_PIX_FMT_GRAY8:
case AV_PIX_FMT_PAL8: case AV_PIX_FMT_PAL8:
pfd = av_pix_fmt_desc_get(avctx->pix_fmt); pfd = av_pix_fmt_desc_get(avctx->pix_fmt);
if (!pfd)
return AVERROR_BUG;
s->bpp = av_get_bits_per_pixel(pfd); s->bpp = av_get_bits_per_pixel(pfd);
if (pfd->flags & AV_PIX_FMT_FLAG_PAL) if (pfd->flags & AV_PIX_FMT_FLAG_PAL)
s->photometric_interpretation = TIFF_PHOTOMETRIC_PALETTE; s->photometric_interpretation = TIFF_PHOTOMETRIC_PALETTE;