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dds: Fix 32bpp bitmaps decoding

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Found-By: ami_stuff
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
This commit is contained in:
Michael Niedermayer 2015-07-20 23:47:13 +01:00 committed by Vittorio Giovara
parent 57214b2f7f
commit d08d8b61aa
1 changed files with 7 additions and 5 deletions
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12
libavcodec/dds.c
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@ -358,13 +358,13 @@ static int parse_pixel_format(AVCodecContext *avctx)
avctx->pix_fmt = AV_PIX_FMT_BGR24;
/* 32 bpp */
else if (bpp == 32 && r == 0xff0000 && g == 0xff00 && b == 0xff && a == 0)
avctx->pix_fmt = AV_PIX_FMT_RGBA; // opaque
else if (bpp == 32 && r == 0xff && g == 0xff00 && b == 0xff0000 && a == 0)
avctx->pix_fmt = AV_PIX_FMT_BGRA; // opaque
else if (bpp == 32 && r == 0xff && g == 0xff00 && b == 0xff0000 && a == 0)
avctx->pix_fmt = AV_PIX_FMT_RGBA; // opaque
else if (bpp == 32 && r == 0xff0000 && g == 0xff00 && b == 0xff && a == 0xff000000)
avctx->pix_fmt = AV_PIX_FMT_RGBA;
else if (bpp == 32 && r == 0xff && g == 0xff00 && b == 0xff0000 && a == 0xff000000)
avctx->pix_fmt = AV_PIX_FMT_BGRA;
else if (bpp == 32 && r == 0xff && g == 0xff00 && b == 0xff0000 && a == 0xff000000)
avctx->pix_fmt = AV_PIX_FMT_RGBA;
/* give up */
else {
av_log(avctx, AV_LOG_ERROR, "Unknown pixel format "
@ -664,7 +664,9 @@ static int dds_decode(AVCodecContext *avctx, void *data,
}
/* Run any post processing here if needed. */
if (avctx->pix_fmt == AV_PIX_FMT_RGBA || avctx->pix_fmt == AV_PIX_FMT_YA8)
if (avctx->pix_fmt == AV_PIX_FMT_BGRA ||
avctx->pix_fmt == AV_PIX_FMT_RGBA ||
avctx->pix_fmt == AV_PIX_FMT_YA8)
run_postproc(avctx, frame);
/* Frame is ready to be output. */