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avfilter/vf_bilateral_cuda: don't create a new hwframe_ctx

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There is no change on properties, so just reference the input
link's hwframe ctx.
This commit is contained in:
Zhao Zhili
2025-09-26 17:49:33 +08:00
committed by Zhao Zhili
parent adf51312ee
commit d5f0c55f3f
1 changed files with 1 additions and 40 deletions
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41
libavfilter/vf_bilateral_cuda.c
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@@ -61,8 +61,6 @@ typedef struct CUDABilateralContext {
float sigmaS;
float sigmaR;
AVBufferRef *frames_ctx;
CUcontext cu_ctx;
CUmodule cu_module;
CUfunction cu_func;
@@ -83,37 +81,6 @@ static av_cold void cudabilateral_uninit(AVFilterContext *ctx)
s->cu_module = NULL;
CHECK_CU(cu->cuCtxPopCurrent(&bilateral));
}
av_buffer_unref(&s->frames_ctx);
}
static av_cold int init_hwframe_ctx(CUDABilateralContext *s, AVBufferRef *device_ctx, int width, int height)
{
AVBufferRef *out_ref = NULL;
AVHWFramesContext *out_ctx;
int ret;
out_ref = av_hwframe_ctx_alloc(device_ctx);
if (!out_ref)
return AVERROR(ENOMEM);
out_ctx = (AVHWFramesContext*)out_ref->data;
out_ctx->format = AV_PIX_FMT_CUDA;
out_ctx->sw_format = s->out_fmt;
out_ctx->width = width;
out_ctx->height = height;
ret = av_hwframe_ctx_init(out_ref);
if (ret < 0)
goto fail;
av_buffer_unref(&s->frames_ctx);
s->frames_ctx = out_ref;
return 0;
fail:
av_buffer_unref(&out_ref);
return ret;
}
static int format_is_supported(enum AVPixelFormat fmt)
@@ -153,9 +120,7 @@ static av_cold int init_processing_chain(AVFilterContext *ctx, int width, int he
{
FilterLink *inl = ff_filter_link(ctx->inputs[0]);
FilterLink *outl = ff_filter_link(ctx->outputs[0]);
CUDABilateralContext *s = ctx->priv;
AVHWFramesContext *in_frames_ctx;
int ret;
/* check that we have a hw context */
if (!inl->hw_frames_ctx) {
@@ -171,11 +136,7 @@ static av_cold int init_processing_chain(AVFilterContext *ctx, int width, int he
set_format_info(ctx, in_frames_ctx->sw_format, in_frames_ctx->sw_format);
ret = init_hwframe_ctx(s, in_frames_ctx->device_ref, width, height);
if (ret < 0)
return ret;
outl->hw_frames_ctx = av_buffer_ref(s->frames_ctx);
outl->hw_frames_ctx = av_buffer_ref(inl->hw_frames_ctx);
if (!outl->hw_frames_ctx)
return AVERROR(ENOMEM);