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authorPaul B Mahol <onemda@gmail.com>2016-03-13 00:17:29 +0100
committerPaul B Mahol <onemda@gmail.com>2016-03-13 00:17:29 +0100
commit4a7c705fde1a25cc3dd4ffcb56e3b4acf12dea41 (patch)
tree09ea8885d3c46e95d24a7a7d8bd4327f58ebddd4 /libavfilter
parenta61cd42c8d756c0f9503469988250b326e182ae6 (diff)
downloadffmpeg-streaming-4a7c705fde1a25cc3dd4ffcb56e3b4acf12dea41.zip
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avfilter/vf_vectorscope: make it possible to override colorspace
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter')
-rw-r--r--libavfilter/vf_vectorscope.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/libavfilter/vf_vectorscope.c b/libavfilter/vf_vectorscope.c
index 2696a12..da087ab 100644
--- a/libavfilter/vf_vectorscope.c
+++ b/libavfilter/vf_vectorscope.c
@@ -62,6 +62,7 @@ typedef struct VectorscopeContext {
int tmin;
int tmax;
int flags;
+ int colorspace;
int cs;
uint8_t peak[4096][4096];
@@ -111,6 +112,11 @@ static const AVOption vectorscope_options[] = {
{ "l", "set low threshold", OFFSET(lthreshold), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0, 1, FLAGS},
{ "hthreshold", "set high threshold", OFFSET(hthreshold), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, FLAGS},
{ "h", "set high threshold", OFFSET(hthreshold), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, FLAGS},
+ { "colorspace", "set colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "colorspace"},
+ { "c", "set colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "colorspace"},
+ { "auto", 0, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "colorspace" },
+ { "601", 0, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "colorspace" },
+ { "709", 0, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "colorspace" },
{ NULL }
};
@@ -1190,14 +1196,18 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out;
- switch (av_frame_get_colorspace(in)) {
- case AVCOL_SPC_SMPTE170M:
- case AVCOL_SPC_BT470BG:
- s->cs = (s->depth - 8) * 2 + 0;
- break;
- case AVCOL_SPC_BT709:
- default:
- s->cs = (s->depth - 8) * 2 + 1;
+ if (s->colorspace) {
+ s->cs = (s->depth - 8) * 2 + s->colorspace - 1;
+ } else {
+ switch (av_frame_get_colorspace(in)) {
+ case AVCOL_SPC_SMPTE170M:
+ case AVCOL_SPC_BT470BG:
+ s->cs = (s->depth - 8) * 2 + 0;
+ break;
+ case AVCOL_SPC_BT709:
+ default:
+ s->cs = (s->depth - 8) * 2 + 1;
+ }
}
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
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