mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/vf_premultiply: add support for gbrapf32 format
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@ -73,7 +73,7 @@ static int query_formats(AVFilterContext *ctx)
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AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14,
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AV_PIX_FMT_YUV444P16,
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AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
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AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
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AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRPF32,
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AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
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AV_PIX_FMT_NONE
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};
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@ -82,7 +82,7 @@ static int query_formats(AVFilterContext *ctx)
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AV_PIX_FMT_YUVA444P,
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AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
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AV_PIX_FMT_GBRAP,
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AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
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AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16, AV_PIX_FMT_GBRAPF32,
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AV_PIX_FMT_NONE
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};
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@ -218,6 +218,54 @@ static void premultiply16offset(const uint8_t *mmsrc, const uint8_t *aasrc,
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}
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}
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static void premultiplyf32(const uint8_t *mmsrc, const uint8_t *aasrc,
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uint8_t *ddst,
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ptrdiff_t mlinesize, ptrdiff_t alinesize,
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ptrdiff_t dlinesize,
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int w, int h,
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int half, int shift, int offset)
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{
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const float *msrc = (const float *)mmsrc;
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const float *asrc = (const float *)aasrc;
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float *dst = (float *)ddst;
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int x, y;
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for (y = 0; y < h; y++) {
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for (x = 0; x < w; x++) {
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dst[x] = msrc[x] * asrc[x];
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}
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dst += dlinesize / 4;
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msrc += mlinesize / 4;
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asrc += alinesize / 4;
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}
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}
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static void premultiplyf32offset(const uint8_t *mmsrc, const uint8_t *aasrc,
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uint8_t *ddst,
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ptrdiff_t mlinesize, ptrdiff_t alinesize,
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ptrdiff_t dlinesize,
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int w, int h,
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int half, int shift, int offset)
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{
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const float *msrc = (const float *)mmsrc;
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const float *asrc = (const float *)aasrc;
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float *dst = (float *)ddst;
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int x, y;
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float offsetf = offset / 65535.0f;
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for (y = 0; y < h; y++) {
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for (x = 0; x < w; x++) {
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dst[x] = ((msrc[x] - offsetf) * asrc[x]) + offsetf;
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}
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dst += dlinesize / 4;
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msrc += mlinesize / 4;
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asrc += alinesize / 4;
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}
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}
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static void unpremultiply8(const uint8_t *msrc, const uint8_t *asrc,
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uint8_t *dst,
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ptrdiff_t mlinesize, ptrdiff_t alinesize,
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@ -365,6 +413,62 @@ static void unpremultiply16offset(const uint8_t *mmsrc, const uint8_t *aasrc,
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}
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}
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static void unpremultiplyf32(const uint8_t *mmsrc, const uint8_t *aasrc,
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uint8_t *ddst,
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ptrdiff_t mlinesize, ptrdiff_t alinesize,
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ptrdiff_t dlinesize,
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int w, int h,
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int half, int max, int offset)
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{
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const float *msrc = (const float *)mmsrc;
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const float *asrc = (const float *)aasrc;
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float *dst = (float *)ddst;
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int x, y;
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for (y = 0; y < h; y++) {
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for (x = 0; x < w; x++) {
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if (asrc[x] > 0.0f)
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dst[x] = msrc[x] / asrc[x];
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else
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dst[x] = msrc[x];
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}
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dst += dlinesize / 4;
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msrc += mlinesize / 4;
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asrc += alinesize / 4;
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}
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}
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static void unpremultiplyf32offset(const uint8_t *mmsrc, const uint8_t *aasrc,
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uint8_t *ddst,
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ptrdiff_t mlinesize, ptrdiff_t alinesize,
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ptrdiff_t dlinesize,
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int w, int h,
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int half, int max, int offset)
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{
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const float *msrc = (const float *)mmsrc;
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const float *asrc = (const float *)aasrc;
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float *dst = (float *)ddst;
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int x, y;
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float offsetf = offset / 65535.0f;
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for (y = 0; y < h; y++) {
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for (x = 0; x < w; x++) {
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if (asrc[x] > 0.0f)
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dst[x] = (msrc[x] - offsetf) / asrc[x] + offsetf;
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else
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dst[x] = msrc[x];
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}
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dst += dlinesize / 4;
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msrc += mlinesize / 4;
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asrc += alinesize / 4;
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}
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}
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static int premultiply_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
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{
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PreMultiplyContext *s = ctx->priv;
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@ -458,6 +562,10 @@ static int filter_frame(AVFilterContext *ctx,
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case AV_PIX_FMT_GBRAP16:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? unpremultiply16offset : unpremultiply16;
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break;
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case AV_PIX_FMT_GBRPF32:
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case AV_PIX_FMT_GBRAPF32:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? unpremultiplyf32offset : unpremultiplyf32;
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break;
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case AV_PIX_FMT_GRAY8:
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s->premultiply[0] = limited ? unpremultiply8offset : unpremultiply8;
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break;
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@ -505,6 +613,10 @@ static int filter_frame(AVFilterContext *ctx,
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case AV_PIX_FMT_GBRAP16:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? premultiply16offset : premultiply16;
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break;
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case AV_PIX_FMT_GBRPF32:
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case AV_PIX_FMT_GBRAPF32:
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s->premultiply[0] = s->premultiply[1] = s->premultiply[2] = limited ? premultiplyf32offset: premultiplyf32;
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break;
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case AV_PIX_FMT_GRAY8:
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s->premultiply[0] = limited ? premultiply8offset : premultiply8;
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break;
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@ -567,7 +679,7 @@ static int config_input(AVFilterLink *inlink)
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s->width[1] = s->width[2] = AV_CEIL_RSHIFT(inlink->w, hsub);
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s->width[0] = s->width[3] = inlink->w;
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s->depth = desc->comp[0].depth;
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s->depth = desc->flags & AV_PIX_FMT_FLAG_FLOAT ? 16 : desc->comp[0].depth;
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s->max = (1 << s->depth) - 1;
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s->half = (1 << s->depth) / 2;
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s->offset = 16 << (s->depth - 8);
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