Fixes conversion of pal8 to rgb formats with alpha. Based on a patch by Baptiste Coudurier <baptiste.coudur...@gmail.com> --- libswscale/swscale_unscaled.c | 10 +++++----- 1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libswscale/swscale_unscaled.c b/libswscale/swscale_unscaled.c index 9e50d48..da1bde1 100644 --- a/libswscale/swscale_unscaled.c +++ b/libswscale/swscale_unscaled.c @@ -1217,33 +1217,33 @@ int attribute_align_arg sws_scale(struct SwsContext *c, y = av_clip_uint8((RY * r + GY * g + BY * b + ( 33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); u = av_clip_uint8((RU * r + GU * g + BU * b + (257 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); v = av_clip_uint8((RV * r + GV * g + BV * b + (257 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); - c->pal_yuv[i] = y + (u << 8) + (v << 16); + c->pal_yuv[i] = y + (u << 8) + (v << 16) + (0xFFU << 24); switch (c->dstFormat) { case AV_PIX_FMT_BGR32: #if !HAVE_BIGENDIAN case AV_PIX_FMT_RGB24: #endif - c->pal_rgb[i] = r + (g << 8) + (b << 16); + c->pal_rgb[i] = r + (g << 8) + (b << 16) + (0xFFU << 24); break; case AV_PIX_FMT_BGR32_1: #if HAVE_BIGENDIAN case AV_PIX_FMT_BGR24: #endif - c->pal_rgb[i] = (r << 8) + (g << 16) + ((unsigned)b << 24); + c->pal_rgb[i] = 0xFF + (r << 8) + (g << 16) + ((unsigned)b << 24); break; case AV_PIX_FMT_RGB32_1: #if HAVE_BIGENDIAN case AV_PIX_FMT_RGB24: #endif - c->pal_rgb[i] = (b << 8) + (g << 16) + ((unsigned)r << 24); + c->pal_rgb[i] = 0xFF + (b << 8) + (g << 16) + ((unsigned)r << 24); break; case AV_PIX_FMT_RGB32: #if !HAVE_BIGENDIAN case AV_PIX_FMT_BGR24: #endif default: - c->pal_rgb[i] = b + (g << 8) + (r << 16); + c->pal_rgb[i] = b + (g << 8) + (r << 16) + (0xFFU << 24); } } } -- 1.7.1 _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel