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vf_colorspace: use enums for bpp/subsampling array indices.
Also add some documentation for each function to colorspacedsp.h.
This commit is contained in:
Ronald S. Bultje
parent
9b26a8077f
commit
f4075767b2
@ -100,45 +100,45 @@ static void multiply3x3_c(int16_t *buf[3], ptrdiff_t stride,
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void ff_colorspacedsp_init(ColorSpaceDSPContext *dsp)
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{
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#define init_yuv2rgb_fn(idx, bit) \
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dsp->yuv2rgb[idx][0] = yuv2rgb_444p##bit##_c; \
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dsp->yuv2rgb[idx][1] = yuv2rgb_422p##bit##_c; \
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dsp->yuv2rgb[idx][2] = yuv2rgb_420p##bit##_c
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#define init_yuv2rgb_fn(bit) \
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dsp->yuv2rgb[BPP_##bit][SS_444] = yuv2rgb_444p##bit##_c; \
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dsp->yuv2rgb[BPP_##bit][SS_422] = yuv2rgb_422p##bit##_c; \
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dsp->yuv2rgb[BPP_##bit][SS_420] = yuv2rgb_420p##bit##_c
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init_yuv2rgb_fn(0, 8);
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init_yuv2rgb_fn(1, 10);
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init_yuv2rgb_fn(2, 12);
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init_yuv2rgb_fn( 8);
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init_yuv2rgb_fn(10);
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init_yuv2rgb_fn(12);
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#define init_rgb2yuv_fn(idx, bit) \
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dsp->rgb2yuv[idx][0] = rgb2yuv_444p##bit##_c; \
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dsp->rgb2yuv[idx][1] = rgb2yuv_422p##bit##_c; \
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dsp->rgb2yuv[idx][2] = rgb2yuv_420p##bit##_c
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#define init_rgb2yuv_fn(bit) \
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dsp->rgb2yuv[BPP_##bit][SS_444] = rgb2yuv_444p##bit##_c; \
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dsp->rgb2yuv[BPP_##bit][SS_422] = rgb2yuv_422p##bit##_c; \
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dsp->rgb2yuv[BPP_##bit][SS_420] = rgb2yuv_420p##bit##_c
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init_rgb2yuv_fn(0, 8);
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init_rgb2yuv_fn(1, 10);
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init_rgb2yuv_fn(2, 12);
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init_rgb2yuv_fn( 8);
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init_rgb2yuv_fn(10);
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init_rgb2yuv_fn(12);
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#define init_rgb2yuv_fsb_fn(idx, bit) \
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dsp->rgb2yuv_fsb[idx][0] = rgb2yuv_fsb_444p##bit##_c; \
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dsp->rgb2yuv_fsb[idx][1] = rgb2yuv_fsb_422p##bit##_c; \
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dsp->rgb2yuv_fsb[idx][2] = rgb2yuv_fsb_420p##bit##_c
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#define init_rgb2yuv_fsb_fn(bit) \
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dsp->rgb2yuv_fsb[BPP_##bit][SS_444] = rgb2yuv_fsb_444p##bit##_c; \
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dsp->rgb2yuv_fsb[BPP_##bit][SS_422] = rgb2yuv_fsb_422p##bit##_c; \
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dsp->rgb2yuv_fsb[BPP_##bit][SS_420] = rgb2yuv_fsb_420p##bit##_c
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init_rgb2yuv_fsb_fn(0, 8);
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init_rgb2yuv_fsb_fn(1, 10);
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init_rgb2yuv_fsb_fn(2, 12);
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init_rgb2yuv_fsb_fn( 8);
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init_rgb2yuv_fsb_fn(10);
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init_rgb2yuv_fsb_fn(12);
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#define init_yuv2yuv_fn(idx1, idx2, bit1, bit2) \
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dsp->yuv2yuv[idx1][idx2][0] = yuv2yuv_444p##bit1##to##bit2##_c; \
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dsp->yuv2yuv[idx1][idx2][1] = yuv2yuv_422p##bit1##to##bit2##_c; \
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dsp->yuv2yuv[idx1][idx2][2] = yuv2yuv_420p##bit1##to##bit2##_c
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#define init_yuv2yuv_fns(idx1, bit1) \
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init_yuv2yuv_fn(idx1, 0, bit1, 8); \
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init_yuv2yuv_fn(idx1, 1, bit1, 10); \
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init_yuv2yuv_fn(idx1, 2, bit1, 12)
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#define init_yuv2yuv_fn(idx1, bit1, bit2) \
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dsp->yuv2yuv[idx1][BPP_##bit2][SS_444] = yuv2yuv_444p##bit1##to##bit2##_c; \
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dsp->yuv2yuv[idx1][BPP_##bit2][SS_422] = yuv2yuv_422p##bit1##to##bit2##_c; \
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dsp->yuv2yuv[idx1][BPP_##bit2][SS_420] = yuv2yuv_420p##bit1##to##bit2##_c
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#define init_yuv2yuv_fns(bit1) \
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init_yuv2yuv_fn(BPP_##bit1, bit1, 8); \
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init_yuv2yuv_fn(BPP_##bit1, bit1, 10); \
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init_yuv2yuv_fn(BPP_##bit1, bit1, 12)
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init_yuv2yuv_fns(0, 8);
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init_yuv2yuv_fns(1, 10);
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init_yuv2yuv_fns(2, 12);
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init_yuv2yuv_fns( 8);
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init_yuv2yuv_fns(10);
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init_yuv2yuv_fns(12);
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dsp->multiply3x3 = multiply3x3_c;
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@ -42,12 +42,35 @@ typedef void (*yuv2yuv_fn)(uint8_t *yuv_out[3], const ptrdiff_t yuv_out_stride[3
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int w, int h, const int16_t yuv2yuv_coeffs[3][3][8],
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const int16_t yuv_offset[2][8]);
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typedef struct ColorSpaceDSPContext {
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yuv2rgb_fn yuv2rgb[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
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rgb2yuv_fn rgb2yuv[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
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rgb2yuv_fsb_fn rgb2yuv_fsb[3 /* 0: 8bit, 1: 10bit, 2: 12bit */][3 /* 0: 444, 1: 422, 2: 420 */];
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yuv2yuv_fn yuv2yuv[3 /* in_depth */][3 /* out_depth */][3 /* 0: 444, 1: 422, 2: 420 */];
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enum BitDepthIndex {
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BPP_8,
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BPP_10,
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BPP_12,
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NB_BPP,
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};
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enum ChromaSubsamplingIndex {
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SS_444,
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SS_422,
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SS_420,
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NB_SS,
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};
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typedef struct ColorSpaceDSPContext {
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/* Convert input YUV pixel buffer from a user into an internal, 15bpp array
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* of intermediate RGB data. */
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yuv2rgb_fn yuv2rgb[NB_BPP][NB_SS];
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/* Convert intermediate RGB data (15bpp, internal format) into YUV data and
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* store into user-provided output buffer */
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rgb2yuv_fn rgb2yuv[NB_BPP][NB_SS];
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/* Same as rgb2yuv(), but use floyd-steinberg dithering */
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rgb2yuv_fsb_fn rgb2yuv_fsb[NB_BPP][NB_SS];
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/* Direct yuv-to-yuv conversion (input and output are both user-provided
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* buffers) */
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yuv2yuv_fn yuv2yuv[NB_BPP /* in */][NB_BPP /* out */][NB_SS];
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/* In-place 3x3 matrix multiplication. Input and output are both 15bpp
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* (our internal data format) */
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void (*multiply3x3)(int16_t *data[3], ptrdiff_t stride,
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int w, int h, const int16_t m[3][3][8]);
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} ColorSpaceDSPContext;
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@ -81,38 +81,38 @@ void ff_colorspacedsp_x86_init(ColorSpaceDSPContext *dsp)
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int cpu_flags = av_get_cpu_flags();
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if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags)) {
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#define assign_yuv2yuv_fns(idx, ss) \
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dsp->yuv2yuv[0][0][idx] = ff_yuv2yuv_##ss##p8to8_sse2; \
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dsp->yuv2yuv[0][1][idx] = ff_yuv2yuv_##ss##p8to10_sse2; \
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dsp->yuv2yuv[0][2][idx] = ff_yuv2yuv_##ss##p8to12_sse2; \
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dsp->yuv2yuv[1][0][idx] = ff_yuv2yuv_##ss##p10to8_sse2; \
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dsp->yuv2yuv[1][1][idx] = ff_yuv2yuv_##ss##p10to10_sse2; \
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dsp->yuv2yuv[1][2][idx] = ff_yuv2yuv_##ss##p10to12_sse2; \
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dsp->yuv2yuv[2][0][idx] = ff_yuv2yuv_##ss##p12to8_sse2; \
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dsp->yuv2yuv[2][1][idx] = ff_yuv2yuv_##ss##p12to10_sse2; \
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dsp->yuv2yuv[2][2][idx] = ff_yuv2yuv_##ss##p12to12_sse2
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#define assign_yuv2yuv_fns(ss) \
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dsp->yuv2yuv[BPP_8 ][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p8to8_sse2; \
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dsp->yuv2yuv[BPP_8 ][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p8to10_sse2; \
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dsp->yuv2yuv[BPP_8 ][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p8to12_sse2; \
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dsp->yuv2yuv[BPP_10][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p10to8_sse2; \
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dsp->yuv2yuv[BPP_10][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p10to10_sse2; \
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dsp->yuv2yuv[BPP_10][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p10to12_sse2; \
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dsp->yuv2yuv[BPP_12][BPP_8 ][SS_##ss] = ff_yuv2yuv_##ss##p12to8_sse2; \
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dsp->yuv2yuv[BPP_12][BPP_10][SS_##ss] = ff_yuv2yuv_##ss##p12to10_sse2; \
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dsp->yuv2yuv[BPP_12][BPP_12][SS_##ss] = ff_yuv2yuv_##ss##p12to12_sse2
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assign_yuv2yuv_fns(2, 420);
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assign_yuv2yuv_fns(1, 422);
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assign_yuv2yuv_fns(0, 444);
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assign_yuv2yuv_fns(420);
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assign_yuv2yuv_fns(422);
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assign_yuv2yuv_fns(444);
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#define assign_yuv2rgb_fns(idx, ss) \
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dsp->yuv2rgb[0][idx] = ff_yuv2rgb_##ss##p8_sse2; \
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dsp->yuv2rgb[1][idx] = ff_yuv2rgb_##ss##p10_sse2; \
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dsp->yuv2rgb[2][idx] = ff_yuv2rgb_##ss##p12_sse2
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#define assign_yuv2rgb_fns(ss) \
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dsp->yuv2rgb[BPP_8 ][SS_##ss] = ff_yuv2rgb_##ss##p8_sse2; \
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dsp->yuv2rgb[BPP_10][SS_##ss] = ff_yuv2rgb_##ss##p10_sse2; \
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dsp->yuv2rgb[BPP_12][SS_##ss] = ff_yuv2rgb_##ss##p12_sse2
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assign_yuv2rgb_fns(2, 420);
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assign_yuv2rgb_fns(1, 422);
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assign_yuv2rgb_fns(0, 444);
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assign_yuv2rgb_fns(420);
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assign_yuv2rgb_fns(422);
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assign_yuv2rgb_fns(444);
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#define assign_rgb2yuv_fns(idx, ss) \
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dsp->rgb2yuv[0][idx] = ff_rgb2yuv_##ss##p8_sse2; \
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dsp->rgb2yuv[1][idx] = ff_rgb2yuv_##ss##p10_sse2; \
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dsp->rgb2yuv[2][idx] = ff_rgb2yuv_##ss##p12_sse2
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#define assign_rgb2yuv_fns(ss) \
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dsp->rgb2yuv[BPP_8 ][SS_##ss] = ff_rgb2yuv_##ss##p8_sse2; \
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dsp->rgb2yuv[BPP_10][SS_##ss] = ff_rgb2yuv_##ss##p10_sse2; \
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dsp->rgb2yuv[BPP_12][SS_##ss] = ff_rgb2yuv_##ss##p12_sse2
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assign_rgb2yuv_fns(2, 420);
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assign_rgb2yuv_fns(1, 422);
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assign_rgb2yuv_fns(0, 444);
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assign_rgb2yuv_fns(420);
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assign_rgb2yuv_fns(422);
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assign_rgb2yuv_fns(444);
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dsp->multiply3x3 = ff_multiply3x3_sse2;
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}
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