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authorPaul B Mahol <onemda@gmail.com>2018-05-02 13:10:10 +0200
committerPaul B Mahol <onemda@gmail.com>2018-05-03 21:43:57 +0200
commitf43fd68f28079c49e9237894a294968d841babc7 (patch)
tree57500147d680b2d5f6b77bf7a25310eda7d2a002 /libavfilter/drawutils.c
parent177133a0f4b41b3c98b9cbc7f8f45755412c537b (diff)
downloadffmpeg-f43fd68f28079c49e9237894a294968d841babc7.tar.gz
avfilter/drawutils: add support for full range
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter/drawutils.c')
-rw-r--r--libavfilter/drawutils.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/libavfilter/drawutils.c b/libavfilter/drawutils.c
index db8c7a6226..650ef25aba 100644
--- a/libavfilter/drawutils.c
+++ b/libavfilter/drawutils.c
@@ -181,6 +181,7 @@ int ff_draw_init(FFDrawContext *draw, enum AVPixelFormat format, unsigned flags)
const AVComponentDescriptor *c;
unsigned i, nb_planes = 0;
int pixelstep[MAX_PLANES] = { 0 };
+ int full_range = 0;
if (!desc || !desc->name)
return AVERROR(EINVAL);
@@ -188,6 +189,9 @@ int ff_draw_init(FFDrawContext *draw, enum AVPixelFormat format, unsigned flags)
return AVERROR(ENOSYS);
if (format == AV_PIX_FMT_P010LE || format == AV_PIX_FMT_P010BE || format == AV_PIX_FMT_P016LE || format == AV_PIX_FMT_P016BE)
return AVERROR(ENOSYS);
+ if (format == AV_PIX_FMT_YUVJ420P || format == AV_PIX_FMT_YUVJ422P || format == AV_PIX_FMT_YUVJ444P ||
+ format == AV_PIX_FMT_YUVJ411P || format == AV_PIX_FMT_YUVJ440P)
+ full_range = 1;
for (i = 0; i < desc->nb_components; i++) {
c = &desc->comp[i];
/* for now, only 8-16 bits formats */
@@ -214,6 +218,7 @@ int ff_draw_init(FFDrawContext *draw, enum AVPixelFormat format, unsigned flags)
draw->format = format;
draw->nb_planes = nb_planes;
draw->flags = flags;
+ draw->full_range = full_range;
memcpy(draw->pixelstep, pixelstep, sizeof(draw->pixelstep));
draw->hsub[1] = draw->hsub[2] = draw->hsub_max = desc->log2_chroma_w;
draw->vsub[1] = draw->vsub[2] = draw->vsub_max = desc->log2_chroma_h;
@@ -249,9 +254,9 @@ void ff_draw_color(FFDrawContext *draw, FFDrawColor *color, const uint8_t rgba[4
} else if (draw->nb_planes >= 2) {
/* assume YUV */
const AVPixFmtDescriptor *desc = draw->desc;
- color->comp[desc->comp[0].plane].u8[desc->comp[0].offset] = RGB_TO_Y_CCIR(rgba[0], rgba[1], rgba[2]);
- color->comp[desc->comp[1].plane].u8[desc->comp[1].offset] = RGB_TO_U_CCIR(rgba[0], rgba[1], rgba[2], 0);
- color->comp[desc->comp[2].plane].u8[desc->comp[2].offset] = RGB_TO_V_CCIR(rgba[0], rgba[1], rgba[2], 0);
+ color->comp[desc->comp[0].plane].u8[desc->comp[0].offset] = draw->full_range ? RGB_TO_Y_JPEG(rgba[0], rgba[1], rgba[2]) : RGB_TO_Y_CCIR(rgba[0], rgba[1], rgba[2]);
+ color->comp[desc->comp[1].plane].u8[desc->comp[1].offset] = draw->full_range ? RGB_TO_U_JPEG(rgba[0], rgba[1], rgba[2]) : RGB_TO_U_CCIR(rgba[0], rgba[1], rgba[2], 0);
+ color->comp[desc->comp[2].plane].u8[desc->comp[2].offset] = draw->full_range ? RGB_TO_V_JPEG(rgba[0], rgba[1], rgba[2]) : RGB_TO_V_CCIR(rgba[0], rgba[1], rgba[2], 0);
color->comp[3].u8[0] = rgba[3];
#define EXPAND(compn) \
if (desc->comp[compn].depth > 8) \