[FFmpeg-cvslog] swscale/input: Fix GBRAP16 input
Michael Niedermayer
git at videolan.org
Thu Apr 28 05:29:16 CEST 2016
ffmpeg | branch: release/2.7 | Michael Niedermayer <michael at niedermayer.cc> | Tue Feb 23 23:14:03 2016 +0100| [19257891d176b9862f30d0b300a9cec73141c99b] | committer: Michael Niedermayer
swscale/input: Fix GBRAP16 input
Fixes part of Ticket5264
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit df36257a53561a51af969a6ea6319dd2579509b9)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=19257891d176b9862f30d0b300a9cec73141c99b
---
libswscale/input.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/libswscale/input.c b/libswscale/input.c
index 1f04fc2..3c4e0cd 100644
--- a/libswscale/input.c
+++ b/libswscale/input.c
@@ -818,6 +818,19 @@ static av_always_inline void planar_rgb16_to_y(uint8_t *_dst, const uint8_t *_sr
}
}
+static av_always_inline void planar_rgb16_to_a(uint8_t *_dst, const uint8_t *_src[4],
+ int width, int bpc, int is_be, int32_t *rgb2yuv)
+{
+ int i;
+ const uint16_t **src = (const uint16_t **)_src;
+ uint16_t *dst = (uint16_t *)_dst;
+ int shift = bpc < 16 ? bpc : 14;
+
+ for (i = 0; i < width; i++) {
+ dst[i] = rdpx(src[3] + i) << (14 - shift);
+ }
+}
+
static av_always_inline void planar_rgb16_to_uv(uint8_t *_dstU, uint8_t *_dstV,
const uint8_t *_src[4], int width,
int bpc, int is_be, int32_t *rgb2yuv)
@@ -846,6 +859,11 @@ static void planar_rgb##nbits##endian_name##_to_y(uint8_t *dst, const uint8_t *s
{ \
planar_rgb16_to_y(dst, src, w, nbits, endian, rgb2yuv); \
} \
+static void planar_rgb##nbits##endian_name##_to_a(uint8_t *dst, const uint8_t *src[4], \
+ int w, int32_t *rgb2yuv) \
+{ \
+ planar_rgb16_to_a(dst, src, w, nbits, endian, rgb2yuv); \
+} \
static void planar_rgb##nbits##endian_name##_to_uv(uint8_t *dstU, uint8_t *dstV, \
const uint8_t *src[4], int w, int32_t *rgb2yuv) \
{ \
@@ -1172,6 +1190,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
c->readLumPlanar = planar_rgb14le_to_y;
break;
case AV_PIX_FMT_GBRAP16LE:
+ c->readAlpPlanar = planar_rgb16le_to_a;
case AV_PIX_FMT_GBRP16LE:
c->readLumPlanar = planar_rgb16le_to_y;
break;
@@ -1188,6 +1207,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
c->readLumPlanar = planar_rgb14be_to_y;
break;
case AV_PIX_FMT_GBRAP16BE:
+ c->readAlpPlanar = planar_rgb16be_to_a;
case AV_PIX_FMT_GBRP16BE:
c->readLumPlanar = planar_rgb16be_to_y;
break;
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