From: Nick Renieris <[email protected]>
Signed-off-by: Nick Renieris <[email protected]>
---
libavcodec/tiff.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c
index 174ca168c6..9d20763186 100644
--- a/libavcodec/tiff.c
+++ b/libavcodec/tiff.c
@@ -1038,6 +1038,18 @@ static int init_image(TiffContext *s, ThreadFrame *frame)
AV_RL32(s->pattern));
return AVERROR_PATCHWELCOME;
}
+ /* Force endianness as mentioned in 'DNG Specification: Chapter 3:
BitsPerSample'
+ NOTE: The spec actually specifies big-endian, not sure why we need
little-endian,
+ but such images don't work otherwise. */
+ if ((s->tiff_type == TIFF_TYPE_DNG || s->tiff_type ==
TIFF_TYPE_CINEMADNG)
+ && (s->bpp != 8 && s->bpp != 16 && s->bpp != 32)) {
+ switch (s->avctx->pix_fmt) {
+ case AV_PIX_FMT_BAYER_RGGB16BE: s->avctx->pix_fmt =
AV_PIX_FMT_BAYER_RGGB16LE; break;
+ case AV_PIX_FMT_BAYER_BGGR16BE: s->avctx->pix_fmt =
AV_PIX_FMT_BAYER_BGGR16LE; break;
+ case AV_PIX_FMT_BAYER_GBRG16BE: s->avctx->pix_fmt =
AV_PIX_FMT_BAYER_GBRG16LE; break;
+ case AV_PIX_FMT_BAYER_GRBG16BE: s->avctx->pix_fmt =
AV_PIX_FMT_BAYER_GRBG16LE; break;
+ }
+ }
break;
case 10161:
switch (AV_RL32(s->pattern)) {
--
2.21.0.windows.1
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