On Sat, Dec 27, 2014 at 12:41:12AM +0100, Carl-Eugen Hoyos wrote:
> diff --git a/libavcodec/r210enc.c b/libavcodec/r210enc.c
> index d61cd75..4cbebd7 100644
> --- a/libavcodec/r210enc.c
> +++ b/libavcodec/r210enc.c
> @@ -62,7 +62,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket
> *pkt,
> if (avctx->codec_id == AV_CODEC_ID_R210)
> pixel = (r << 20) | (g << 10) | b >> 2;
> else
> - pixel = (r << 22) | (g << 12) | b;
> + pixel = (r << 22) | (g << 12) | b & 0xFFFFFFFC;
Wouldn't this be more obvious as
| (b & 0xffc);
Or even better with more context (saves one operation for the R210 case, and no
change to your patch for the other case
- though I have to admit it almost looks like the extra 2 bits for blue were
intended originally):
@@ -58,11 +58,11 @@ static int encode_frame(AVCodecContext *avctx, AVPacket
*pkt,
uint32_t pixel;
uint16_t r = *src++ >> 6;
uint16_t g = *src++ >> 6;
- uint16_t b = *src++ >> 4;
+ uint16_t b = *src++ >> 6;
if (avctx->codec_id == AV_CODEC_ID_R210)
- pixel = (r << 20) | (g << 10) | b >> 2;
+ pixel = (r << 20) | (g << 10) | b;
else
- pixel = (r << 22) | (g << 12) | b;
+ pixel = (r << 22) | (g << 12) | (b << 2);
if (avctx->codec_id == AV_CODEC_ID_AVRP)
bytestream_put_le32(&dst, pixel);
else
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