From 3e41e747d65467116f41f6be0c9289d6c8e44a5d Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 8 Jan 2014 18:40:23 +0100 Subject: avfilter/vf_colormatrix: Support using the source AVFrame colorspace if none is specified Signed-off-by: Michael Niedermayer --- libavfilter/vf_colormatrix.c | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) (limited to 'libavfilter/vf_colormatrix.c') diff --git a/libavfilter/vf_colormatrix.c b/libavfilter/vf_colormatrix.c index e1b48fa1c3..6b38763d45 100644 --- a/libavfilter/vf_colormatrix.c +++ b/libavfilter/vf_colormatrix.c @@ -164,8 +164,8 @@ static av_cold int init(AVFilterContext *ctx) { ColorMatrixContext *color = ctx->priv; - if (color->source == COLOR_MODE_NONE || color->dest == COLOR_MODE_NONE) { - av_log(ctx, AV_LOG_ERROR, "Unspecified source or destination color space\n"); + if (color->dest == COLOR_MODE_NONE) { + av_log(ctx, AV_LOG_ERROR, "Unspecified destination color space\n"); return AVERROR(EINVAL); } @@ -174,10 +174,6 @@ static av_cold int init(AVFilterContext *ctx) return AVERROR(EINVAL); } - color->mode = color->source * 4 + color->dest; - - calc_coefficients(ctx); - return 0; } @@ -346,6 +342,25 @@ static int filter_frame(AVFilterLink *link, AVFrame *in) } av_frame_copy_props(out, in); + if (color->source == COLOR_MODE_NONE) { + enum AVColorSpace cs = av_frame_get_colorspace(in); + enum ColorMode source; + + switch(cs) { + case AVCOL_SPC_BT709 : source = COLOR_MODE_BT709 ; break; + case AVCOL_SPC_FCC : source = COLOR_MODE_FCC ; break; + case AVCOL_SPC_SMPTE240M : source = COLOR_MODE_SMPTE240M ; break; + case AVCOL_SPC_BT470BG : source = COLOR_MODE_BT601 ; break; + default : + av_log(ctx, AV_LOG_ERROR, "Input frame does not specify a supported colorspace, and none has been specified as source either\n"); + return AVERROR(EINVAL); + } + color->mode = source * 4 + color->dest; + } else + color->mode = color->source * 4 + color->dest; + + calc_coefficients(ctx); + if (in->format == AV_PIX_FMT_YUV422P) process_frame_yuv422p(color, out, in); else if (in->format == AV_PIX_FMT_YUV420P) -- cgit v1.2.3