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swscale: add SwsFormat.hw_format and populate it

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Sponsored-by: Sovereign Tech Fund
This commit is contained in:
Lynne
2026-02-23 19:22:18 +01:00
parent d80d5b4ee7
commit 5bc08e259d
2 changed files with 28 additions and 8 deletions
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35
libswscale/format.c
View File

@@ -26,6 +26,11 @@
#include "format.h"
#include "csputils.h"
#include "ops_internal.h"
#include "config_components.h"
#if CONFIG_UNSTABLE
#include "libavutil/hwcontext.h"
#endif
#define Q(N) ((AVRational) { N, 1 })
#define Q0 Q(0)
@@ -306,18 +311,31 @@ int sws_isSupportedEndiannessConversion(enum AVPixelFormat pix_fmt)
*/
SwsFormat ff_fmt_from_frame(const AVFrame *frame, int field)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
const AVColorPrimariesDesc *primaries;
AVFrameSideData *sd;
enum AVPixelFormat format = frame->format;
enum AVPixelFormat hw_format = AV_PIX_FMT_NONE;
#if CONFIG_UNSTABLE
if (frame->hw_frames_ctx) {
AVHWFramesContext *hwfc = (AVHWFramesContext *)frame->hw_frames_ctx->data;
hw_format = frame->format;
format = hwfc->sw_format;
}
#endif
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(format);
SwsFormat fmt = {
.width = frame->width,
.height = frame->height,
.format = frame->format,
.range = frame->color_range,
.csp = frame->colorspace,
.loc = frame->chroma_location,
.desc = desc,
.width = frame->width,
.height = frame->height,
.format = format,
.hw_format = hw_format,
.range = frame->color_range,
.csp = frame->colorspace,
.loc = frame->chroma_location,
.desc = desc,
.color = {
.prim = frame->color_primaries,
.trc = frame->color_trc,
@@ -583,6 +601,7 @@ int ff_test_fmt(const SwsFormat *fmt, int output)
sws_test_colorspace(fmt->csp, output) &&
sws_test_primaries (fmt->color.prim, output) &&
sws_test_transfer (fmt->color.trc, output) &&
sws_test_hw_format (fmt->hw_format) &&
test_range (fmt->range) &&
test_loc (fmt->loc);
}

1
libswscale/format.h
View File

@@ -78,6 +78,7 @@ typedef struct SwsFormat {
int width, height;
int interlaced;
enum AVPixelFormat format;
enum AVPixelFormat hw_format;
enum AVColorRange range;
enum AVColorSpace csp;
enum AVChromaLocation loc;