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Code Issues Releases Activity

zscale: Enable single precision input/ouput filtering

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Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
This commit is contained in:
Vittorio Giovara 2017-07-10 11:21:30 -04:00
parent 1460408703
commit 8b9ae9a8e0
1 changed files with 17 additions and 6 deletions
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23
libavfilter/vf_zscale.c
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@ -36,6 +36,7 @@
#include "libavutil/avstring.h"
#include "libavutil/eval.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
@ -179,6 +180,7 @@ static int query_formats(AVFilterContext *ctx)
AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP16,
AV_PIX_FMT_GBRPF32, AV_PIX_FMT_GBRAPF32,
AV_PIX_FMT_NONE
};
int ret;
@ -429,7 +431,7 @@ static void format_init(zimg_image_format *format, AVFrame *frame, const AVPixFm
format->subsample_w = desc->log2_chroma_w;
format->subsample_h = desc->log2_chroma_h;
format->depth = desc->comp[0].depth;
format->pixel_type = desc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
format->pixel_type = (desc->flags & AV_PIX_FMT_FLAG_FLOAT) ? ZIMG_PIXEL_FLOAT : desc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
format->color_family = (desc->flags & AV_PIX_FMT_FLAG_RGB) ? ZIMG_COLOR_RGB : ZIMG_COLOR_YUV;
format->matrix_coefficients = (desc->flags & AV_PIX_FMT_FLAG_RGB) ? ZIMG_MATRIX_RGB : colorspace == -1 ? convert_matrix(frame->colorspace) : colorspace;
format->color_primaries = primaries == -1 ? convert_primaries(frame->color_primaries) : primaries;
@ -573,13 +575,13 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
s->alpha_src_format.width = in->width;
s->alpha_src_format.height = in->height;
s->alpha_src_format.depth = desc->comp[0].depth;
s->alpha_src_format.pixel_type = desc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
s->alpha_src_format.pixel_type = (desc->flags & AV_PIX_FMT_FLAG_FLOAT) ? ZIMG_PIXEL_FLOAT : desc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
s->alpha_src_format.color_family = ZIMG_COLOR_GREY;
s->alpha_dst_format.width = out->width;
s->alpha_dst_format.height = out->height;
s->alpha_dst_format.depth = odesc->comp[0].depth;
s->alpha_dst_format.pixel_type = odesc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
s->alpha_dst_format.pixel_type = (desc->flags & AV_PIX_FMT_FLAG_FLOAT) ? ZIMG_PIXEL_FLOAT : odesc->comp[0].depth > 8 ? ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
s->alpha_dst_format.color_family = ZIMG_COLOR_GREY;
zimg_filter_graph_free(s->alpha_graph);
@ -641,10 +643,19 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
goto fail;
}
} else if (odesc->flags & AV_PIX_FMT_FLAG_ALPHA) {
int y;
int x, y;
for (y = 0; y < outlink->h; y++)
memset(out->data[3] + y * out->linesize[3], 0xff, outlink->w);
if (odesc->flags & AV_PIX_FMT_FLAG_FLOAT) {
for (y = 0; y < out->height; y++) {
for (x = 0; x < out->width; x++) {
AV_WN32(out->data[3] + x * odesc->comp[3].step + y * out->linesize[3],
av_float2int(1.0f));
}
}
} else {
for (y = 0; y < outlink->h; y++)
memset(out->data[3] + y * out->linesize[3], 0xff, outlink->w);
}
}
fail: