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Respect horizontal differencing predictor for 16bit gray tiff images.

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Fixes ticket #4291.
This commit is contained in:
Carl Eugen Hoyos 2015-01-30 14:12:55 +01:00
parent 40b026b1d0
commit 50144b91ea
1 changed files with 4 additions and 0 deletions
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4
libavcodec/tiff.c
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@ -1293,6 +1293,8 @@ static int decode_frame(AVCodecContext *avctx,
ssize = s->width * soff; ssize = s->width * soff;
if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48LE || if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48LE ||
s->avctx->pix_fmt == AV_PIX_FMT_RGBA64LE || s->avctx->pix_fmt == AV_PIX_FMT_RGBA64LE ||
s->avctx->pix_fmt == AV_PIX_FMT_GRAY16LE ||
s->avctx->pix_fmt == AV_PIX_FMT_YA16LE ||
s->avctx->pix_fmt == AV_PIX_FMT_GBRP16LE || s->avctx->pix_fmt == AV_PIX_FMT_GBRP16LE ||
s->avctx->pix_fmt == AV_PIX_FMT_GBRAP16LE) { s->avctx->pix_fmt == AV_PIX_FMT_GBRAP16LE) {
for (i = 0; i < s->height; i++) { for (i = 0; i < s->height; i++) {
@ -1302,6 +1304,8 @@ static int decode_frame(AVCodecContext *avctx,
} }
} else if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48BE || } else if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48BE ||
s->avctx->pix_fmt == AV_PIX_FMT_RGBA64BE || s->avctx->pix_fmt == AV_PIX_FMT_RGBA64BE ||
s->avctx->pix_fmt == AV_PIX_FMT_GRAY16BE ||
s->avctx->pix_fmt == AV_PIX_FMT_YA16BE ||
s->avctx->pix_fmt == AV_PIX_FMT_GBRP16BE || s->avctx->pix_fmt == AV_PIX_FMT_GBRP16BE ||
s->avctx->pix_fmt == AV_PIX_FMT_GBRAP16BE) { s->avctx->pix_fmt == AV_PIX_FMT_GBRAP16BE) {
for (i = 0; i < s->height; i++) { for (i = 0; i < s->height; i++) {