virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-10-30 23:18:11 +02:00
Code Issues Releases Activity

vf_colorspace: use enums for bpp/subsampling array indices.

Browse Source 
Also add some documentation for each function to colorspacedsp.h.
This commit is contained in:
Ronald S. Bultje
2016-05-06 09:00:14 -04:00
parent 9b26a8077f
commit f4075767b2
3 changed files with 87 additions and 64 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
libavfilter/colorspacedsp.c
View File

@@ -100,45 +100,45 @@ static void multiply3x3_c(int16_t *buf[3], ptrdiff_t stride,
void ff_colorspacedsp_init(ColorSpaceDSPContext *dsp)
{
#define init_yuv2rgb_fn(idx, bit) \
dsp->yuv2rgb[idx][0] = yuv2rgb_444p##bit##_c; \
dsp->yuv2rgb[idx][1] = yuv2rgb_422p##bit##_c; \
dsp->yuv2rgb[idx][2] = yuv2rgb_420p##bit##_c
#define init_yuv2rgb_fn(bit) \
dsp->yuv2rgb[BPP_##bit][SS_444] = yuv2rgb_444p##bit##_c; \
dsp->yuv2rgb[BPP_##bit][SS_422] = yuv2rgb_422p##bit##_c; \
dsp->yuv2rgb[BPP_##bit][SS_420] = yuv2rgb_420p##bit##_c
init_yuv2rgb_fn(0, 8);
init_yuv2rgb_fn(1, 10);
init_yuv2rgb_fn(2, 12);
init_yuv2rgb_fn( 8);
init_yuv2rgb_fn(10);
init_yuv2rgb_fn(12);
#define init_rgb2yuv_fn(idx, bit) \
dsp->rgb2yuv[idx][0] = rgb2yuv_444p##bit##_c; \
dsp->rgb2yuv[idx][1] = rgb2yuv_422p##bit##_c; \
dsp->rgb2yuv[idx][2] = rgb2yuv_420p##bit##_c
#define init_rgb2yuv_fn(bit) \
dsp->rgb2yuv[BPP_##bit][SS_444] = rgb2yuv_444p##bit##_c; \
dsp->rgb2yuv[BPP_##bit][SS_422] = rgb2yuv_422p##bit##_c; \
dsp->rgb2yuv[BPP_##bit][SS_420] = rgb2yuv_420p##bit##_c
init_rgb2yuv_fn(0, 8);
init_rgb2yuv_fn(1, 10);
init_rgb2yuv_fn(2, 12);
init_rgb2yuv_fn( 8);
init_rgb2yuv_fn(10);
init_rgb2yuv_fn(12);
#define init_rgb2yuv_fsb_fn(idx, bit) \
dsp->rgb2yuv_fsb[idx][0] = rgb2yuv_fsb_444p##bit##_c; \
dsp->rgb2yuv_fsb[idx][1] = rgb2yuv_fsb_422p##bit##_c; \
dsp->rgb2yuv_fsb[idx][2] = rgb2yuv_fsb_420p##bit##_c
#define init_rgb2yuv_fsb_fn(bit) \
dsp->rgb2yuv_fsb[BPP_##bit][SS_444] = rgb2yuv_fsb_444p##bit##_c; \
dsp->rgb2yuv_fsb[BPP_##bit][SS_422] = rgb2yuv_fsb_422p##bit##_c; \
dsp->rgb2yuv_fsb[BPP_##bit][SS_420] = rgb2yuv_fsb_420p##bit##_c
init_rgb2yuv_fsb_fn(0, 8);
init_rgb2yuv_fsb_fn(1, 10);
init_rgb2yuv_fsb_fn(2, 12);
init_rgb2yuv_fsb_fn( 8);
init_rgb2yuv_fsb_fn(10);
init_rgb2yuv_fsb_fn(12);
#define init_yuv2yuv_fn(idx1, idx2, bit1, bit2) \
dsp->yuv2yuv[idx1][idx2][0] = yuv2yuv_444p##bit1##to##bit2##_c; \
dsp->yuv2yuv[idx1][idx2][1] = yuv2yuv_422p##bit1##to##bit2##_c; \
dsp->yuv2yuv[idx1][idx2][2] = yuv2yuv_420p##bit1##to##bit2##_c
#define init_yuv2yuv_fns(idx1, bit1) \
init_yuv2yuv_fn(idx1, 0, bit1, 8); \
init_yuv2yuv_fn(idx1, 1, bit1, 10); \
init_yuv2yuv_fn(idx1, 2, bit1, 12)
#define init_yuv2yuv_fn(idx1, bit1, bit2) \
dsp->yuv2yuv[idx1][BPP_##bit2][SS_444] = yuv2yuv_444p##bit1##to##bit2##_c; \
dsp->yuv2yuv[idx1][BPP_##bit2][SS_422] = yuv2yuv_422p##bit1##to##bit2##_c; \
dsp->yuv2yuv[idx1][BPP_##bit2][SS_420] = yuv2yuv_420p##bit1##to##bit2##_c
#define init_yuv2yuv_fns(bit1) \
init_yuv2yuv_fn(BPP_##bit1, bit1, 8); \
init_yuv2yuv_fn(BPP_##bit1, bit1, 10); \
init_yuv2yuv_fn(BPP_##bit1, bit1, 12)
init_yuv2yuv_fns(0, 8);
init_yuv2yuv_fns(1, 10);
init_yuv2yuv_fns(2, 12);
init_yuv2yuv_fns( 8);
init_yuv2yuv_fns(10);
init_yuv2yuv_fns(12);
dsp->multiply3x3 = multiply3x3_c;

33
libavfilter/colorspacedsp.h
View File

@@ -42,12 +42,35 @@ typedef void (*yuv2yuv_fn)(uint8_t *yuv_out[3], const ptrdiff_t yuv_out_stride[3
int w, int h, const int16_t yuv2yuv_coeffs[3][3][8],
const int16_t yuv_offset[2][8]);
typedef struct ColorSpaceDSPContext {
yuv2rgb_fn yuv2rgb[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
rgb2yuv_fn rgb2yuv[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
rgb2yuv_fsb_fn rgb2yuv_fsb[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
yuv2yuv_fn yuv2yuv[3 /* in_depth */][3 /* out_depth */][3 /* 0: 444, 1: 422, 2: 420 */];
enum BitDepthIndex {
BPP_8,
BPP_10,
BPP_12,
NB_BPP,
};
enum ChromaSubsamplingIndex {
SS_444,
SS_422,
SS_420,
NB_SS,
};
typedef struct ColorSpaceDSPContext {
/* Convert input YUV pixel buffer from a user into an internal, 15bpp array
* of intermediate RGB data. */
yuv2rgb_fn yuv2rgb[NB_BPP][NB_SS];
/* Convert intermediate RGB data (15bpp, internal format) into YUV data and
* store into user-provided output buffer */
rgb2yuv_fn rgb2yuv[NB_BPP][NB_SS];
/* Same as rgb2yuv(), but use floyd-steinberg dithering */
rgb2yuv_fsb_fn rgb2yuv_fsb[NB_BPP][NB_SS];
/* Direct yuv-to-yuv conversion (input and output are both user-provided
* buffers) */
yuv2yuv_fn yuv2yuv[NB_BPP /* in */][NB_BPP /* out */][NB_SS];
/* In-place 3x3 matrix multiplication. Input and output are both 15bpp
* (our internal data format) */
void (*multiply3x3)(int16_t *data[3], ptrdiff_t stride,
int w, int h, const int16_t m[3][3][8]);
} ColorSpaceDSPContext;

54
libavfilter/x86/colorspacedsp_init.c
View File

@@ -81,38 +81,38 @@ void ff_colorspacedsp_x86_init(ColorSpaceDSPContext *dsp)
int cpu_flags = av_get_cpu_flags();
if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags)) {
#define assign_yuv2yuv_fns(idx, ss) \
dsp->yuv2yuv[0][0][idx] = ff_yuv2yuv_##ss##p8to8_sse2; \
dsp->yuv2yuv[0][1][idx] = ff_yuv2yuv_##ss##p8to10_sse2; \
dsp->yuv2yuv[0][2][idx] = ff_yuv2yuv_##ss##p8to12_sse2; \
dsp->yuv2yuv[1][0][idx] = ff_yuv2yuv_##ss##p10to8_sse2; \
dsp->yuv2yuv[1][1][idx] = ff_yuv2yuv_##ss##p10to10_sse2; \
dsp->yuv2yuv[1][2][idx] = ff_yuv2yuv_##ss##p10to12_sse2; \
dsp->yuv2yuv[2][0][idx] = ff_yuv2yuv_##ss##p12to8_sse2; \
dsp->yuv2yuv[2][1][idx] = ff_yuv2yuv_##ss##p12to10_sse2; \
dsp->yuv2yuv[2][2][idx] = ff_yuv2yuv_##ss##p12to12_sse2
#define assign_yuv2yuv_fns(ss) \
dsp->yuv2yuv[BPP_8 ][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p8to8_sse2; \
dsp->yuv2yuv[BPP_8 ][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p8to10_sse2; \
dsp->yuv2yuv[BPP_8 ][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p8to12_sse2; \
dsp->yuv2yuv[BPP_10][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p10to8_sse2; \
dsp->yuv2yuv[BPP_10][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p10to10_sse2; \
dsp->yuv2yuv[BPP_10][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p10to12_sse2; \
dsp->yuv2yuv[BPP_12][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p12to8_sse2; \
dsp->yuv2yuv[BPP_12][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p12to10_sse2; \
dsp->yuv2yuv[BPP_12][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p12to12_sse2
assign_yuv2yuv_fns(2, 420);
assign_yuv2yuv_fns(1, 422);
assign_yuv2yuv_fns(0, 444);
assign_yuv2yuv_fns(420);
assign_yuv2yuv_fns(422);
assign_yuv2yuv_fns(444);
#define assign_yuv2rgb_fns(idx, ss) \
dsp->yuv2rgb[0][idx] = ff_yuv2rgb_##ss##p8_sse2; \
dsp->yuv2rgb[1][idx] = ff_yuv2rgb_##ss##p10_sse2; \
dsp->yuv2rgb[2][idx] = ff_yuv2rgb_##ss##p12_sse2
#define assign_yuv2rgb_fns(ss) \
dsp->yuv2rgb[BPP_8 ][SS_##ss] = ff_yuv2rgb_##ss##p8_sse2; \
dsp->yuv2rgb[BPP_10][SS_##ss] = ff_yuv2rgb_##ss##p10_sse2; \
dsp->yuv2rgb[BPP_12][SS_##ss] = ff_yuv2rgb_##ss##p12_sse2
assign_yuv2rgb_fns(2, 420);
assign_yuv2rgb_fns(1, 422);
assign_yuv2rgb_fns(0, 444);
assign_yuv2rgb_fns(420);
assign_yuv2rgb_fns(422);
assign_yuv2rgb_fns(444);
#define assign_rgb2yuv_fns(idx, ss) \
dsp->rgb2yuv[0][idx] = ff_rgb2yuv_##ss##p8_sse2; \
dsp->rgb2yuv[1][idx] = ff_rgb2yuv_##ss##p10_sse2; \
dsp->rgb2yuv[2][idx] = ff_rgb2yuv_##ss##p12_sse2
#define assign_rgb2yuv_fns(ss) \
dsp->rgb2yuv[BPP_8 ][SS_##ss] = ff_rgb2yuv_##ss##p8_sse2; \
dsp->rgb2yuv[BPP_10][SS_##ss] = ff_rgb2yuv_##ss##p10_sse2; \
dsp->rgb2yuv[BPP_12][SS_##ss] = ff_rgb2yuv_##ss##p12_sse2
assign_rgb2yuv_fns(2, 420);
assign_rgb2yuv_fns(1, 422);
assign_rgb2yuv_fns(0, 444);
assign_rgb2yuv_fns(420);
assign_rgb2yuv_fns(422);
assign_rgb2yuv_fns(444);
dsp->multiply3x3 = ff_multiply3x3_sse2;
}