From 7efe81a813ad93e573b5c7c561a8472ddc2e81c3 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Mon, 6 Jul 2015 14:07:52 +0000 Subject: avfilter/vf_colormatrix: add yuv444p support Signed-off-by: Paul B Mahol --- libavfilter/vf_colormatrix.c | 53 +++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 52 insertions(+), 1 deletion(-) (limited to 'libavfilter') diff --git a/libavfilter/vf_colormatrix.c b/libavfilter/vf_colormatrix.c index 4971cac308..c0ca9eed99 100644 --- a/libavfilter/vf_colormatrix.c +++ b/libavfilter/vf_colormatrix.c @@ -230,6 +230,53 @@ static int process_slice_uyvy422(AVFilterContext *ctx, void *arg, int jobnr, int return 0; } +static int process_slice_yuv444p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) +{ + const ThreadData *td = arg; + const AVFrame *src = td->src; + AVFrame *dst = td->dst; + const int height = src->height; + const int width = src->width; + const int slice_start = (height * jobnr ) / nb_jobs; + const int slice_end = (height * (jobnr+1)) / nb_jobs; + const int src_pitchY = src->linesize[0]; + const int src_pitchUV = src->linesize[1]; + const unsigned char *srcpU = src->data[1] + slice_start * src_pitchUV; + const unsigned char *srcpV = src->data[2] + slice_start * src_pitchUV; + const unsigned char *srcpY = src->data[0] + slice_start * src_pitchY; + const int dst_pitchY = dst->linesize[0]; + const int dst_pitchUV = dst->linesize[1]; + unsigned char *dstpU = dst->data[1] + slice_start * dst_pitchUV; + unsigned char *dstpV = dst->data[2] + slice_start * dst_pitchUV; + unsigned char *dstpY = dst->data[0] + slice_start * dst_pitchY; + const int c2 = td->c2; + const int c3 = td->c3; + const int c4 = td->c4; + const int c5 = td->c5; + const int c6 = td->c6; + const int c7 = td->c7; + int x, y; + + for (y = slice_start; y < slice_end; y++) { + for (x = 0; x < width; x++) { + const int u = srcpU[x] - 128; + const int v = srcpV[x] - 128; + const int uvval = c2 * u + c3 * v + 1081344; + dstpY[x] = CB((65536 * (srcpY[x] - 16) + uvval) >> 16); + dstpU[x] = CB((c4 * u + c5 * v + 8421376) >> 16); + dstpV[x] = CB((c6 * u + c7 * v + 8421376) >> 16); + } + srcpY += src_pitchY; + dstpY += dst_pitchY; + srcpU += src_pitchUV; + srcpV += src_pitchUV; + dstpU += dst_pitchUV; + dstpV += dst_pitchUV; + } + + return 0; +} + static int process_slice_yuv422p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) { const ThreadData *td = arg; @@ -350,6 +397,7 @@ static int config_input(AVFilterLink *inlink) static int query_formats(AVFilterContext *ctx) { static const enum AVPixelFormat pix_fmts[] = { + AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_UYVY422, @@ -411,7 +459,10 @@ static int filter_frame(AVFilterLink *link, AVFrame *in) td.c6 = color->yuv_convert[color->mode][2][1]; td.c7 = color->yuv_convert[color->mode][2][2]; - if (in->format == AV_PIX_FMT_YUV422P) + if (in->format == AV_PIX_FMT_YUV444P) + ctx->internal->execute(ctx, process_slice_yuv444p, &td, NULL, + FFMIN(in->height, ctx->graph->nb_threads)); + else if (in->format == AV_PIX_FMT_YUV422P) ctx->internal->execute(ctx, process_slice_yuv422p, &td, NULL, FFMIN(in->height, ctx->graph->nb_threads)); else if (in->format == AV_PIX_FMT_YUV420P) -- cgit v1.2.3