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vf_lut: Add support for RGB48 and RGBA64.

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Signed-off-by: Steven Robertson <steven@strobe.cc>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Steven Robertson 2015-10-10 18:27:17 -07:00 committed by Michael Niedermayer
parent 203dc14693
commit b38e685c05
2 changed files with 50 additions and 2 deletions
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50
libavfilter/vf_lut.c
View File

@ -125,7 +125,8 @@ static av_cold void uninit(AVFilterContext *ctx)
#define RGB_FORMATS \
AV_PIX_FMT_ARGB, AV_PIX_FMT_RGBA, \
AV_PIX_FMT_ABGR, AV_PIX_FMT_BGRA, \
AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24
AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24, \
AV_PIX_FMT_RGB48LE, AV_PIX_FMT_RGBA64LE
static const enum AVPixelFormat yuv_pix_fmts[] = { YUV_FORMATS, AV_PIX_FMT_NONE };
static const enum AVPixelFormat rgb_pix_fmts[] = { RGB_FORMATS, AV_PIX_FMT_NONE };
@ -260,6 +261,11 @@ static int config_props(AVFilterLink *inlink)
max[V] = 240 * (1 << (desc->comp[2].depth - 8));
max[A] = (1 << desc->comp[3].depth) - 1;
break;
case AV_PIX_FMT_RGB48LE:
case AV_PIX_FMT_RGBA64LE:
min[0] = min[1] = min[2] = min[3] = 0;
max[0] = max[1] = max[2] = max[3] = 65535;
break;
default:
min[0] = min[1] = min[2] = min[3] = 0;
max[0] = max[1] = max[2] = max[3] = 255;
@ -272,6 +278,9 @@ static int config_props(AVFilterLink *inlink)
if (s->is_rgb) {
ff_fill_rgba_map(rgba_map, inlink->format);
s->step = av_get_bits_per_pixel(desc) >> 3;
if (s->is_16bit) {
s->step = s->step >> 1;
}
}
for (color = 0; color < desc->nb_components; color++) {
@ -336,7 +345,44 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
av_frame_copy_props(out, in);
}
if (s->is_rgb) {
if (s->is_rgb && s->is_16bit) {
/* packed, 16-bit */
uint16_t *inrow, *outrow, *inrow0, *outrow0;
const int w = inlink->w;
const int h = in->height;
const uint16_t (*tab)[256*256] = (const uint16_t (*)[256*256])s->lut;
const int in_linesize = in->linesize[0] / 2;
const int out_linesize = out->linesize[0] / 2;
const int step = s->step;
inrow0 = (uint16_t*) in ->data[0];
outrow0 = (uint16_t*) out->data[0];
for (i = 0; i < h; i ++) {
inrow = inrow0;
outrow = outrow0;
for (j = 0; j < w; j++) {
switch (step) {
#if HAVE_BIGENDIAN
case 4: outrow[3] = av_bswap16(tab[3][av_bswap16(inrow[3])]); // Fall-through
case 3: outrow[2] = av_bswap16(tab[2][av_bswap16(inrow[2])]); // Fall-through
case 2: outrow[1] = av_bswap16(tab[1][av_bswap16(inrow[1])]); // Fall-through
default: outrow[0] = av_bswap16(tab[0][av_bswap16(inrow[0])]);
#else
case 4: outrow[3] = tab[3][inrow[3]]; // Fall-through
case 3: outrow[2] = tab[2][inrow[2]]; // Fall-through
case 2: outrow[1] = tab[1][inrow[1]]; // Fall-through
default: outrow[0] = tab[0][inrow[0]];
#endif
}
outrow += step;
inrow += step;
}
inrow0 += in_linesize;
outrow0 += out_linesize;
}
} else if (s->is_rgb) {
/* packed */
uint8_t *inrow, *outrow, *inrow0, *outrow0;
const int w = inlink->w;

2
tests/ref/fate/filter-pixfmts-lut
View File

@ -3,7 +3,9 @@ argb 4f575be3cd02799389f581df99c4de38
bgr24 fa43e3b2abfde8d9e60e157a9acc553d
bgra 4e2e689897ee7a8e42b16234597bab35
rgb24 a356171207723a580e7d277078072005
rgb48le 5c7dd8575836d18c91e09f1915cf9aa9
rgba 7bc854c2698b78af3e9159a19c2d9d21
rgba64le 3a087ecab583d1930220592731f282b4
yuv410p 51b39a0e33f108e652457a26667319ea
yuv411p 9204c5af92aef4922a05f58c1f6c095e
yuv420p 7c43bb0cae8dee633375c89295598508