From af1761915bda2a5bd53024975234b25e3fbbcb59 Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Sun, 10 Aug 2008 18:15:38 +0000 Subject: R and B components are stored as a differences to G component in Fraps v5. This fixes roundup issue 574. Originally committed as revision 14684 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/fraps.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) (limited to 'libavcodec/fraps.c') diff --git a/libavcodec/fraps.c b/libavcodec/fraps.c index a5f46decaa..dfe26a66c6 100644 --- a/libavcodec/fraps.c +++ b/libavcodec/fraps.c @@ -141,7 +141,8 @@ static int decode_frame(AVCodecContext *avctx, const uint32_t *buf32; uint32_t *luma1,*luma2,*cb,*cr; uint32_t offs[4]; - int i, is_chroma, planes; + int i, j, is_chroma, planes; + int R, G, B, Y, U, V; header = AV_RL32(buf); @@ -323,11 +324,25 @@ static int decode_frame(AVCodecContext *avctx, for(i = 0; i < planes; i++){ s->tmpbuf = av_realloc(s->tmpbuf, offs[i + 1] - offs[i] - 1024 + FF_INPUT_BUFFER_PADDING_SIZE); if(fraps2_decode_plane(s, f->data[0] + i + (f->linesize[0] * (avctx->height - 1)), -f->linesize[0], - avctx->width, avctx->height, buf + offs[i], offs[i + 1] - offs[i], 1, 3) < 0) { + avctx->width, avctx->height, buf + offs[i], offs[i + 1] - offs[i], 0, 3) < 0) { av_log(avctx, AV_LOG_ERROR, "Error decoding plane %i\n", i); return -1; } } + // convert pseudo-YUV into real RGB + for(j = 0; j < avctx->height; j++){ + for(i = 0; i < avctx->width; i++){ + U = f->data[0][0 + i*3 + j*f->linesize[0]]; + Y = f->data[0][1 + i*3 + j*f->linesize[0]]; + V = f->data[0][2 + i*3 + j*f->linesize[0]]; + R = Y + (int8_t)U; + G = Y; + B = Y + (int8_t)V; + f->data[0][0 + i*3 + j*f->linesize[0]] = R; + f->data[0][1 + i*3 + j*f->linesize[0]] = G; + f->data[0][2 + i*3 + j*f->linesize[0]] = B; + } + } break; } -- cgit v1.2.3