Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/ffv1enc.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index 3a431f41365..30d8073c8d4 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -988,6 +988,9 @@ static void choose_rct_params(const FFV1Context *f,
FFV1SliceContext *sc,
int x, y, i, p, best;
int16_t *sample[3];
int lbd = f->bits_per_raw_sample <= 8;
+ int packed = !src[1];
+ int transparency = f->transparency;
+ int packed_size = (3 + transparency)*2;
for (y = 0; y < h; y++) {
int lastr=0, lastg=0, lastb=0;
@@ -1002,6 +1005,11 @@ static void choose_rct_params(const FFV1Context *f,
FFV1SliceContext *sc,
b = v & 0xFF;
g = (v >> 8) & 0xFF;
r = (v >> 16) & 0xFF;
+ } else if (packed) {
+ const uint16_t *p = ((const uint16_t*)(src[0] + x*packed_size
+ stride[0]*y));
+ r = p[0];
+ g = p[1];
+ b = p[2];
} else {
b = *((const uint16_t*)(src[0] + x*2 + stride[0]*y));
g = *((const uint16_t*)(src[1] + x*2 + stride[1]*y));
--
2.47.0
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