[FFmpeg-devel] [PATCH] avfilter: add format_cuda filter
Steven Liu
lq at chinaffmpeg.org
Fri Jun 11 18:33:18 EEST 2021
> 在 2021年6月11日，22:43，Timo Rothenpieler <timo at rothenpieler.org> 写道：
Hi Timo,
>
> ---
> configure | 2 +
> doc/filters.texi | 46 ++
> libavfilter/Makefile | 1 +
> libavfilter/allfilters.c | 1 +
> libavfilter/cuda/vector_helpers.cuh | 14 +-
> libavfilter/version.h | 2 +-
> libavfilter/vf_format_cuda.c | 433 ++++++++++++++
> libavfilter/vf_format_cuda.cu | 849 ++++++++++++++++++++++++++++
> 8 files changed, 1345 insertions(+), 3 deletions(-)
> create mode 100644 libavfilter/vf_format_cuda.c
> create mode 100644 libavfilter/vf_format_cuda.cu
>
> diff --git a/configure b/configure
> index 6bfd98b384..7041c09177 100755
> --- a/configure
> +++ b/configure
> @@ -3078,6 +3078,8 @@ qsvvpp_select="qsv"
> vaapi_encode_deps="vaapi"
> v4l2_m2m_deps="linux_videodev2_h sem_timedwait"
>
> +format_cuda_filter_deps="ffnvcodec"
> +format_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
> hwupload_cuda_filter_deps="ffnvcodec"
> scale_npp_filter_deps="ffnvcodec libnpp"
> scale_cuda_filter_deps="ffnvcodec"
> diff --git a/doc/filters.texi b/doc/filters.texi
> index 78faf767cf..27a0184cb3 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -12324,6 +12324,52 @@ format=pix_fmts=yuv420p|yuv444p|yuv410p
> @end example
> @end itemize
>
> + at anchor{format_cuda}
> + at section format_cuda
> +
> +Convert the input video to one of the specified pixel formats.
> +Libavfilter will try to pick one that is suitable as input to
> +the next filter.
> +
> +It accepts the following parameters:
> + at table @option
> +
> + at item format
> +The name of the desired output format.
> +If none is specified, the input format will be used.
> +
> + at item passthrough
> +If true, input frames matching the output format will be passed
> +through as-is.
> +If false, every input frame is processed. Frames matching the
> +output format will be copied without data modification. This is
> +the default mode.
> +
> + at end table
> +
> + at subsection Examples
> +
> + at itemize
> + at item
> +Convert the input video to the @var{yuv420p} format.
> + at example
> +format_cuda=yuv420p
maybe need an format for alpha blend, be used in overlay_cuda for colorkey linkly feature.
> + at end example
> +
> +Convert the input video to the @var{yuv420p} format, but pass-through any
> +input that already matches the format without touching the frames at all.
> + at example
> +format_cuda=yuv420p:1
> + at end example
> +
> +With no arguments, every input frame will be copied into a new
> +buffer, with no further processing done. This can be useful to decouple
> +a decoder with a limited buffer pool from a processing chain with deep buffers.
> + at example
> +format_cuda
> + at end example
> + at end itemize
> +
> @anchor{fps}
> @section fps
>
> diff --git a/libavfilter/Makefile b/libavfilter/Makefile
> index bc81033e3f..1f8331c4f4 100644
> --- a/libavfilter/Makefile
> +++ b/libavfilter/Makefile
> @@ -273,6 +273,7 @@ OBJS-$(CONFIG_FILLBORDERS_FILTER) += vf_fillborders.o
> OBJS-$(CONFIG_FIND_RECT_FILTER) += vf_find_rect.o lavfutils.o
> OBJS-$(CONFIG_FLOODFILL_FILTER) += vf_floodfill.o
> OBJS-$(CONFIG_FORMAT_FILTER) += vf_format.o
> +OBJS-$(CONFIG_FORMAT_CUDA_FILTER) += vf_format_cuda.o vf_format_cuda.ptx.o
> OBJS-$(CONFIG_FPS_FILTER) += vf_fps.o
> OBJS-$(CONFIG_FRAMEPACK_FILTER) += vf_framepack.o
> OBJS-$(CONFIG_FRAMERATE_FILTER) += vf_framerate.o
> diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
> index c6afef835f..947214dc25 100644
> --- a/libavfilter/allfilters.c
> +++ b/libavfilter/allfilters.c
> @@ -258,6 +258,7 @@ extern const AVFilter ff_vf_fillborders;
> extern const AVFilter ff_vf_find_rect;
> extern const AVFilter ff_vf_floodfill;
> extern const AVFilter ff_vf_format;
> +extern const AVFilter ff_vf_format_cuda;
> extern const AVFilter ff_vf_fps;
> extern const AVFilter ff_vf_framepack;
> extern const AVFilter ff_vf_framerate;
> diff --git a/libavfilter/cuda/vector_helpers.cuh b/libavfilter/cuda/vector_helpers.cuh
> index 67332ef030..8ce67ce579 100644
> --- a/libavfilter/cuda/vector_helpers.cuh
> +++ b/libavfilter/cuda/vector_helpers.cuh
> @@ -42,31 +42,41 @@ template<> struct vector_helper<int4> { typedef float4 ftype; typedef int4 it
>
> template<typename T, typename V> inline __device__ V to_floatN(const T &a) { return (V)a; }
> template<typename T, typename V> inline __device__ T from_floatN(const V &a) { return (T)a; }
> +template<typename T, typename V> inline __device__ V to_intN(const T &a) { return (V)a; }
> +template<typename T, typename V> inline __device__ T from_intN(const V &a) { return (T)a; }
>
> #define OPERATORS2(T) \
> template<typename V> inline __device__ T operator+(const T &a, const V &b) { return make_ ## T (a.x + b.x, a.y + b.y); } \
> template<typename V> inline __device__ T operator-(const T &a, const V &b) { return make_ ## T (a.x - b.x, a.y - b.y); } \
> template<typename V> inline __device__ T operator*(const T &a, V b) { return make_ ## T (a.x * b, a.y * b); } \
> template<typename V> inline __device__ T operator/(const T &a, V b) { return make_ ## T (a.x / b, a.y / b); } \
> + template<typename V> inline __device__ T operator&(const T &a, V b) { return make_ ## T (a.x & b, a.y & b); } \
> + template<typename V> inline __device__ T operator|(const T &a, V b) { return make_ ## T (a.x | b, a.y | b); } \
> template<typename V> inline __device__ T operator>>(const T &a, V b) { return make_ ## T (a.x >> b, a.y >> b); } \
> template<typename V> inline __device__ T operator<<(const T &a, V b) { return make_ ## T (a.x << b, a.y << b); } \
> template<typename V> inline __device__ T &operator+=(T &a, const V &b) { a.x += b.x; a.y += b.y; return a; } \
> template<typename V> inline __device__ void vec_set(T &a, const V &b) { a.x = b.x; a.y = b.y; } \
> template<typename V> inline __device__ void vec_set_scalar(T &a, V b) { a.x = b; a.y = b; } \
> template<> inline __device__ float2 to_floatN<T, float2>(const T &a) { return make_float2(a.x, a.y); } \
> - template<> inline __device__ T from_floatN<T, float2>(const float2 &a) { return make_ ## T(a.x, a.y); }
> + template<> inline __device__ T from_floatN<T, float2>(const float2 &a) { return make_ ## T(a.x, a.y); } \
> + template<> inline __device__ int2 to_intN<T, int2>(const T &a) { return make_int2(a.x, a.y); } \
> + template<> inline __device__ T from_intN<T, int2>(const int2 &a) { return make_ ## T(a.x, a.y); }
> #define OPERATORS4(T) \
> template<typename V> inline __device__ T operator+(const T &a, const V &b) { return make_ ## T (a.x + b.x, a.y + b.y, a.z + b.z, a.w + b.w); } \
> template<typename V> inline __device__ T operator-(const T &a, const V &b) { return make_ ## T (a.x - b.x, a.y - b.y, a.z - b.z, a.w - b.w); } \
> template<typename V> inline __device__ T operator*(const T &a, V b) { return make_ ## T (a.x * b, a.y * b, a.z * b, a.w * b); } \
> template<typename V> inline __device__ T operator/(const T &a, V b) { return make_ ## T (a.x / b, a.y / b, a.z / b, a.w / b); } \
> + template<typename V> inline __device__ T operator&(const T &a, V b) { return make_ ## T (a.x & b, a.y & b, a.z & b, a.w & b); } \
> + template<typename V> inline __device__ T operator|(const T &a, V b) { return make_ ## T (a.x | b, a.y | b, a.z | b, a.w | b); } \
> template<typename V> inline __device__ T operator>>(const T &a, V b) { return make_ ## T (a.x >> b, a.y >> b, a.z >> b, a.w >> b); } \
> template<typename V> inline __device__ T operator<<(const T &a, V b) { return make_ ## T (a.x << b, a.y << b, a.z << b, a.w << b); } \
> template<typename V> inline __device__ T &operator+=(T &a, const V &b) { a.x += b.x; a.y += b.y; a.z += b.z; a.w += b.w; return a; } \
> template<typename V> inline __device__ void vec_set(T &a, const V &b) { a.x = b.x; a.y = b.y; a.z = b.z; a.w = b.w; } \
> template<typename V> inline __device__ void vec_set_scalar(T &a, V b) { a.x = b; a.y = b; a.z = b; a.w = b; } \
> template<> inline __device__ float4 to_floatN<T, float4>(const T &a) { return make_float4(a.x, a.y, a.z, a.w); } \
> - template<> inline __device__ T from_floatN<T, float4>(const float4 &a) { return make_ ## T(a.x, a.y, a.z, a.w); }
> + template<> inline __device__ T from_floatN<T, float4>(const float4 &a) { return make_ ## T(a.x, a.y, a.z, a.w); } \
> + template<> inline __device__ int4 to_intN<T, int4>(const T &a) { return make_int4(a.x, a.y, a.z, a.w); } \
> + template<> inline __device__ T from_intN<T, int4>(const int4 &a) { return make_ ## T(a.x, a.y, a.z, a.w); }
>
> OPERATORS2(int2)
> OPERATORS2(uchar2)
> diff --git a/libavfilter/version.h b/libavfilter/version.h
> index 5052681653..fbb81ef31c 100644
> --- a/libavfilter/version.h
> +++ b/libavfilter/version.h
> @@ -31,7 +31,7 @@
>
> #define LIBAVFILTER_VERSION_MAJOR 8
> #define LIBAVFILTER_VERSION_MINOR 0
> -#define LIBAVFILTER_VERSION_MICRO 102
> +#define LIBAVFILTER_VERSION_MICRO 103
>
>
> #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
> diff --git a/libavfilter/vf_format_cuda.c b/libavfilter/vf_format_cuda.c
> new file mode 100644
> index 0000000000..89f05b1350
> --- /dev/null
> +++ b/libavfilter/vf_format_cuda.c
> @@ -0,0 +1,433 @@
> +/*
> + * This file is part of FFmpeg.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS IN THE SOFTWARE.
> + */
> +
> +#include <float.h>
> +#include <stdio.h>
> +#include <string.h>
> +
> +#include "libavutil/avstring.h"
> +#include "libavutil/common.h"
> +#include "libavutil/hwcontext.h"
> +#include "libavutil/hwcontext_cuda_internal.h"
> +#include "libavutil/cuda_check.h"
> +#include "libavutil/internal.h"
> +#include "libavutil/opt.h"
> +#include "libavutil/pixdesc.h"
> +
> +#include "avfilter.h"
> +#include "formats.h"
> +#include "internal.h"
> +#include "video.h"
> +
> +static const enum AVPixelFormat supported_formats[] = {
> + AV_PIX_FMT_YUV420P,
> + AV_PIX_FMT_NV12,
> + AV_PIX_FMT_YUV444P,
> + AV_PIX_FMT_P010,
> + AV_PIX_FMT_P016,
> + AV_PIX_FMT_YUV444P16,
> +};
> +
> +#define DIV_UP(a, b) ( ((a) + (b) - 1) / (b) )
> +#define BLOCKX 32
> +#define BLOCKY 16
> +
> +#define CHECK_CU(x) FF_CUDA_CHECK_DL(ctx, s->hwctx->internal->cuda_dl, x)
> +
> +typedef struct CUDAFormatContext {
> + const AVClass *class;
> +
> + AVCUDADeviceContext *hwctx;
> +
> + enum AVPixelFormat in_fmt;
> + enum AVPixelFormat out_fmt;
> +
> + AVBufferRef *frames_ctx;
> + AVFrame *frame;
> +
> + AVFrame *tmp_frame;
> + int passthrough;
> +
> + /**
> + * Output sw format. AV_PIX_FMT_NONE for no conversion.
> + */
> + enum AVPixelFormat format;
> +
> + CUcontext cu_ctx;
> + CUmodule cu_module;
> + CUfunction cu_func_convert;
> + CUstream cu_stream;
> +} CUDAFormatContext;
> +
> +static av_cold int cudaformat_init(AVFilterContext *ctx)
> +{
> + CUDAFormatContext *s = ctx->priv;
> +
> + s->frame = av_frame_alloc();
> + if (!s->frame)
> + return AVERROR(ENOMEM);
> +
> + s->tmp_frame = av_frame_alloc();
> + if (!s->tmp_frame)
> + return AVERROR(ENOMEM);
> +
> + return 0;
> +}
> +
> +static av_cold void cudaformat_uninit(AVFilterContext *ctx)
> +{
> + CUDAFormatContext *s = ctx->priv;
> +
> + if (s->hwctx && s->cu_module) {
> + CudaFunctions *cu = s->hwctx->internal->cuda_dl;
> + CUcontext dummy;
> +
> + CHECK_CU(cu->cuCtxPushCurrent(s->hwctx->cuda_ctx));
> + CHECK_CU(cu->cuModuleUnload(s->cu_module));
> + s->cu_module = NULL;
> + CHECK_CU(cu->cuCtxPopCurrent(&dummy));
> + }
> +
> + av_frame_free(&s->frame);
> + av_buffer_unref(&s->frames_ctx);
> + av_frame_free(&s->tmp_frame);
> +}
> +
> +static int cudaformat_query_formats(AVFilterContext *ctx)
> +{
> + static const enum AVPixelFormat pixel_formats[] = {
> + AV_PIX_FMT_CUDA, AV_PIX_FMT_NONE,
> + };
> + AVFilterFormats *pix_fmts = ff_make_format_list(pixel_formats);
> + if (!pix_fmts)
> + return AVERROR(ENOMEM);
> +
> + return ff_set_common_formats(ctx, pix_fmts);
> +}
> +
> +static av_cold int init_hwframe_ctx(CUDAFormatContext *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 = FFALIGN(width, 32);
> + out_ctx->height = FFALIGN(height, 32);
> +
> + ret = av_hwframe_ctx_init(out_ref);
> + if (ret < 0)
> + goto fail;
> +
> + av_frame_unref(s->frame);
> + ret = av_hwframe_get_buffer(out_ref, s->frame, 0);
> + if (ret < 0)
> + goto fail;
> +
> + s->frame->width = width;
> + s->frame->height = height;
> +
> + 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)
> +{
> + int i;
> +
> + for (i = 0; i < FF_ARRAY_ELEMS(supported_formats); i++)
> + if (supported_formats[i] == fmt)
> + return 1;
> + return 0;
> +}
> +
> +static av_cold int init_processing_chain(AVFilterContext *ctx, int width, int height)
> +{
> + CUDAFormatContext *s = ctx->priv;
> +
> + AVHWFramesContext *in_frames_ctx;
> +
> + enum AVPixelFormat in_format;
> + enum AVPixelFormat out_format;
> + int ret;
> +
> + /* check that we have a hw context */
> + if (!ctx->inputs[0]->hw_frames_ctx) {
> + av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n");
> + return AVERROR(EINVAL);
> + }
> + in_frames_ctx = (AVHWFramesContext*)ctx->inputs[0]->hw_frames_ctx->data;
> + in_format = in_frames_ctx->sw_format;
> + out_format = (s->format == AV_PIX_FMT_NONE) ? in_format : s->format;
> +
> + if (!format_is_supported(in_format)) {
> + av_log(ctx, AV_LOG_ERROR, "Unsupported input format: %s\n",
> + av_get_pix_fmt_name(in_format));
> + return AVERROR(ENOSYS);
> + }
> + if (!format_is_supported(out_format)) {
> + av_log(ctx, AV_LOG_ERROR, "Unsupported output format: %s\n",
> + av_get_pix_fmt_name(out_format));
> + return AVERROR(ENOSYS);
> + }
> +
> + s->in_fmt = in_format;
> + s->out_fmt = out_format;
> +
> + if (s->passthrough && in_format == out_format) {
> + s->frames_ctx = av_buffer_ref(ctx->inputs[0]->hw_frames_ctx);
> + if (!s->frames_ctx)
> + return AVERROR(ENOMEM);
> + } else {
> + s->passthrough = 0;
> +
> + ret = init_hwframe_ctx(s, in_frames_ctx->device_ref, width, height);
> + if (ret < 0)
> + return ret;
> + }
> +
> + ctx->outputs[0]->hw_frames_ctx = av_buffer_ref(s->frames_ctx);
> + if (!ctx->outputs[0]->hw_frames_ctx)
> + return AVERROR(ENOMEM);
> +
> + return 0;
> +}
> +
> +static av_cold int cudaformat_config_props(AVFilterLink *outlink)
> +{
> + AVFilterContext *ctx = outlink->src;
> + AVFilterLink *inlink = outlink->src->inputs[0];
> + CUDAFormatContext *s = ctx->priv;
> + AVHWFramesContext *frames_ctx = (AVHWFramesContext*)inlink->hw_frames_ctx->data;
> + AVCUDADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
> + CUcontext dummy, cuda_ctx = device_hwctx->cuda_ctx;
> + CudaFunctions *cu = device_hwctx->internal->cuda_dl;
> + const char *in_fmt_name, *out_fmt_name;
> + char buf[64];
> + int ret;
> +
> + extern char vf_format_cuda_ptx[];
> +
> + s->hwctx = device_hwctx;
> + s->cu_stream = s->hwctx->stream;
> +
> + ret = init_processing_chain(ctx, inlink->w, inlink->h);
> + if (ret < 0)
> + return ret;
> +
> + ret = CHECK_CU(cu->cuCtxPushCurrent(cuda_ctx));
> + if (ret < 0)
> + return ret;
> +
> + ret = CHECK_CU(cu->cuModuleLoadData(&s->cu_module, vf_format_cuda_ptx));
> + if (ret < 0)
> + goto fail;
> +
> + in_fmt_name = av_get_pix_fmt_name(s->in_fmt);
> + out_fmt_name = av_get_pix_fmt_name(s->out_fmt);
> + snprintf(buf, sizeof(buf), "Convert_%s_%s", in_fmt_name, out_fmt_name);
> +
> + if (s->in_fmt != s->out_fmt) {
> + av_log(ctx, AV_LOG_DEBUG, "Loading conversion kernel: %s\n", buf);
> + ret = CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_convert, s->cu_module, buf));
> + if (ret < 0)
> + goto fail;
> + }
> +
> + outlink->w = inlink->w;
> + outlink->h = inlink->h;
> + outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
> +
> + av_log(ctx, AV_LOG_VERBOSE, "%s -> %s%s\n",
> + in_fmt_name, out_fmt_name, s->passthrough ? " (passthrough)" : "");
> +
> +fail:
> + CHECK_CU(cu->cuCtxPopCurrent(&dummy));
> + return ret;
> +}
> +
> +static int call_conversion_kernel(AVFilterContext *ctx,
> + AVFrame *out, AVFrame *in)
> +{
> + CUDAFormatContext *s = ctx->priv;
> + CudaFunctions *cu = s->hwctx->internal->cuda_dl;
> + int ret;
> +
> + CUdeviceptr dst_devptrs[] = { (CUdeviceptr)out->data[0], (CUdeviceptr)out->data[1],
> + (CUdeviceptr)out->data[2], (CUdeviceptr)out->data[3] };
> + CUdeviceptr src_devptrs[] = { (CUdeviceptr)in->data[0], (CUdeviceptr)in->data[1],
> + (CUdeviceptr)in->data[2], (CUdeviceptr)in->data[3] };
> + void *args[] = { &in->width, &in->height,
> + &dst_devptrs[0], &out->linesize[0], &src_devptrs[0], &in->linesize[0],
> + &dst_devptrs[1], &out->linesize[1], &src_devptrs[1], &in->linesize[1],
> + &dst_devptrs[2], &out->linesize[2], &src_devptrs[2], &in->linesize[2],
> + &dst_devptrs[3], &out->linesize[3], &src_devptrs[3], &in->linesize[3] };
> +
> + ret = CHECK_CU(cu->cuLaunchKernel(s->cu_func_convert,
> + DIV_UP(out->width, BLOCKX), DIV_UP(out->height, BLOCKY), 1,
> + BLOCKX, BLOCKY, 1, 0, s->cu_stream, args, NULL));
> + if (ret < 0)
> + return ret;
> +
> + return 0;
> +}
> +
> +static int cudaformat_convert(AVFilterContext *ctx, AVFrame *out, AVFrame *in)
> +{
> + CUDAFormatContext *s = ctx->priv;
> + AVFilterLink *outlink = ctx->outputs[0];
> + AVFrame *src = in;
> + int ret;
> +
> + if (s->in_fmt != s->out_fmt)
> + ret = call_conversion_kernel(ctx, s->frame, src);
> + else
> + ret = av_hwframe_transfer_data(s->frame, src, 0);
> + if (ret < 0)
> + return ret;
> +
> + src = s->frame;
> + ret = av_hwframe_get_buffer(src->hw_frames_ctx, s->tmp_frame, 0);
> + if (ret < 0)
> + return ret;
> +
> + av_frame_move_ref(out, s->frame);
> + av_frame_move_ref(s->frame, s->tmp_frame);
> +
> + s->frame->width = outlink->w;
> + s->frame->height = outlink->h;
> +
> + ret = av_frame_copy_props(out, in);
> + if (ret < 0)
> + return ret;
> +
> + return 0;
> +}
> +
> +static int cudaformat_filter_frame(AVFilterLink *link, AVFrame *in)
> +{
> + AVFilterContext *ctx = link->dst;
> + CUDAFormatContext *s = ctx->priv;
> + AVFilterLink *outlink = ctx->outputs[0];
> + CudaFunctions *cu = s->hwctx->internal->cuda_dl;
> +
> + AVFrame *out = NULL;
> + CUcontext dummy;
> + int ret = 0;
> +
> + if (s->passthrough)
> + return ff_filter_frame(outlink, in);
> +
> + out = av_frame_alloc();
> + if (!out) {
> + ret = AVERROR(ENOMEM);
> + goto fail;
> + }
> +
> + ret = CHECK_CU(cu->cuCtxPushCurrent(s->hwctx->cuda_ctx));
> + if (ret < 0)
> + goto fail;
> +
> + ret = cudaformat_convert(ctx, out, in);
> + CHECK_CU(cu->cuCtxPopCurrent(&dummy));
> + if (ret < 0)
> + goto fail;
> +
> + av_frame_free(&in);
> + return ff_filter_frame(outlink, out);
> +
> +fail:
> + av_frame_free(&in);
> + av_frame_free(&out);
> + return ret;
> +}
> +
> +static AVFrame *cudaformat_get_video_buffer(AVFilterLink *inlink, int w, int h)
> +{
> + CUDAFormatContext *s = inlink->dst->priv;
> +
> + return s->passthrough ?
> + ff_null_get_video_buffer (inlink, w, h) :
> + ff_default_get_video_buffer(inlink, w, h);
> +}
> +
> +#define OFFSET(x) offsetof(CUDAFormatContext, x)
> +#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)
> +static const AVOption options[] = {
> + { "format", "Output pixel format", OFFSET(format), AV_OPT_TYPE_PIXEL_FMT, { .i64 = AV_PIX_FMT_NONE }, AV_PIX_FMT_NONE, INT_MAX, FLAGS },
> + { "passthrough", "Do not process frames at all if parameters match", OFFSET(passthrough), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
> + { NULL },
> +};
> +
> +static const AVClass cudaformat_class = {
> + .class_name = "cudaformat",
> + .item_name = av_default_item_name,
> + .option = options,
> + .version = LIBAVUTIL_VERSION_INT,
> +};
> +
> +static const AVFilterPad cudaformat_inputs[] = {
> + {
> + .name = "default",
> + .type = AVMEDIA_TYPE_VIDEO,
> + .filter_frame = cudaformat_filter_frame,
> + .get_video_buffer = cudaformat_get_video_buffer,
> + },
> + { NULL }
> +};
> +
> +static const AVFilterPad cudaformat_outputs[] = {
> + {
> + .name = "default",
> + .type = AVMEDIA_TYPE_VIDEO,
> + .config_props = cudaformat_config_props,
> + },
> + { NULL }
> +};
> +
> +const AVFilter ff_vf_format_cuda = {
> + .name = "format_cuda",
> + .description = NULL_IF_CONFIG_SMALL("GPU accelerated video format conversion"),
> +
> + .init = cudaformat_init,
> + .uninit = cudaformat_uninit,
> + .query_formats = cudaformat_query_formats,
> +
> + .priv_size = sizeof(CUDAFormatContext),
> + .priv_class = &cudaformat_class,
> +
> + .inputs = cudaformat_inputs,
> + .outputs = cudaformat_outputs,
> +
> + .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
> +};
> diff --git a/libavfilter/vf_format_cuda.cu b/libavfilter/vf_format_cuda.cu
> new file mode 100644
> index 0000000000..f706f9b13d
> --- /dev/null
> +++ b/libavfilter/vf_format_cuda.cu
> @@ -0,0 +1,849 @@
> +/*
> + * This file is part of FFmpeg.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS IN THE SOFTWARE.
> + */
> +
> +#include "cuda/vector_helpers.cuh"
> +
> +static const ushort mask_10bit = 0xFFC0;
> +static const ushort mask_16bit = 0xFFFF;
> +
> +static inline __device__ ushort conv_8to16(uchar in, ushort mask)
> +{
> + return ((ushort)in | ((ushort)in << 8)) & mask;
> +}
> +
> +static inline __device__ ushort2 conv_8to16(uchar2 in, ushort mask)
> +{
> + return make_ushort2(
> + conv_8to16(in.x, mask),
> + conv_8to16(in.y, mask)
> + );
> +}
> +
> +static inline __device__ uchar conv_16to8(ushort in)
> +{
> + return in >> 8;
> +}
> +
> +static inline __device__ uchar2 conv_16to8(ushort2 in)
> +{
> + return make_uchar2(
> + conv_16to8(in.x),
> + conv_16to8(in.y)
> + );
> +}
> +
> +static inline __device__ uchar conv_10to8(ushort in)
> +{
> + return in >> 8;
> +}
> +
> +static inline __device__ uchar2 conv_10to8(ushort2 in)
> +{
> + return make_uchar2(
> + conv_10to8(in.x),
> + conv_10to8(in.y)
> + );
> +}
> +
> +static inline __device__ ushort conv_10to16(ushort in)
> +{
> + return in | (in >> 10);
> +}
> +
> +static inline __device__ ushort2 conv_10to16(ushort2 in)
> +{
> + return make_ushort2(
> + conv_10to16(in.x),
> + conv_10to16(in.y)
> + );
> +}
> +
> +static inline __device__ ushort conv_16to10(ushort in)
> +{
> + return in & mask_10bit;
> +}
> +
> +static inline __device__ ushort2 conv_16to10(ushort2 in)
> +{
> + return make_ushort2(
> + conv_16to10(in.x),
> + conv_16to10(in.y)
> + );
> +}
> +
> +template<typename T>
> +static inline __device__ T conv_444to420(const T *src, int pitch, int x, int y)
> +{
> + unsigned tmp = (unsigned)src[ y * pitch + x] +
> + (unsigned)src[(y + 1) * pitch + x] +
> + (unsigned)src[ y * pitch + (x + 1)] +
> + (unsigned)src[(y + 1) * pitch + (x + 1)];
> + return tmp / 4;
> +}
> +
> +static inline __device__ ushort conv_444to420p16(const uchar *src, int pitch, int x, int y, ushort mask)
> +{
> + unsigned tmp = (unsigned)conv_8to16(src[ y * pitch + x], mask_16bit) +
> + (unsigned)conv_8to16(src[(y + 1) * pitch + x], mask_16bit) +
> + (unsigned)conv_8to16(src[ y * pitch + (x + 1)], mask_16bit) +
> + (unsigned)conv_8to16(src[(y + 1) * pitch + (x + 1)], mask_16bit);
> + return (tmp / 4) & mask;
> +}
> +
> +template<typename T>
> +static inline __device__ T conv_420to444(const T *src, int width, int height, int pitch, int x, int y)
> +{
> + int x1 = x / 2;
> + int y1 = y / 2;
> + int x2 = min(x1 + 1, width - 1);
> + int y2 = min(y1 + 1, height - 1);
> +
> + intT tmp;
> + vec_set_scalar(tmp, 0);
> + tmp += to_intN<T, intT>(src[y1 * pitch + x1]);
> + tmp += to_intN<T, intT>(src[y1 * pitch + x2]);
> + tmp += to_intN<T, intT>(src[y2 * pitch + x1]);
> + tmp += to_intN<T, intT>(src[y2 * pitch + x2]);
> +
> + return from_intN<T, intT>(tmp / 4);
> +}
> +
> +template<typename T, typename O>
> +static inline __device__ O conv_420to444p16(const T *src, int width, int height, int pitch, int x, int y, ushort mask)
> +{
> + int x1 = x / 2;
> + int y1 = y / 2;
> + int x2 = min(x1 + 1, (width / 2) - 1);
> + int y2 = min(y1 + 1, (height / 2) - 1);
> +
> + intT tmp;
> + vec_set_scalar(tmp, 0);
> + tmp += to_intN<O, intT>(conv_8to16(src[y1 * pitch + x1], mask_16bit));
> + tmp += to_intN<O, intT>(conv_8to16(src[y1 * pitch + x2], mask_16bit));
> + tmp += to_intN<O, intT>(conv_8to16(src[y2 * pitch + x1], mask_16bit));
> + tmp += to_intN<O, intT>(conv_8to16(src[y2 * pitch + x2], mask_16bit));
> +
> + return from_intN<O, intT>((tmp / 4) & mask);
> +}
> +
> +#define FIX_PITCH(name) name ## _pitch /= sizeof(*name)
> +
> +// yuv420p->X
> +extern "C" {
> +
> +__global__ void Convert_yuv420p_nv12(int width, int height,
> + uchar *dst_y , int dst_y_pitch , const uchar *src_y, int src_y_pitch,
> + uchar2 *dst_uv , int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + uchar *unused0, int unused1 , const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = make_uchar2(
> + src_u[y * src_u_pitch + x],
> + src_v[y * src_v_pitch + x]
> + );
> + }
> +}
> +
> +__global__ void Convert_yuv420p_yuv444p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const uchar *src_u, int src_u_pitch,
> + uchar *dst_v, int dst_v_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> + dst_u[y * dst_u_pitch + x] = conv_420to444(src_u, width, height, src_u_pitch, x, y);
> + dst_v[y * dst_v_pitch + x] = conv_420to444(src_v, width, height, src_v_pitch, x, y);
> + }
> +}
> +
> +__global__ void Convert_yuv420p_p010le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + ushort2 *unuse0, int unused_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_10bit);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = make_ushort2(
> + conv_8to16(src_u[y * src_u_pitch + x], mask_10bit),
> + conv_8to16(src_v[y * src_v_pitch + x], mask_10bit)
> + );
> + }
> +}
> +
> +__global__ void Convert_yuv420p_p016le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + ushort2 *unuse0, int unused_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = make_ushort2(
> + conv_8to16(src_u[y * src_u_pitch + x], mask_16bit),
> + conv_8to16(src_v[y * src_v_pitch + x], mask_16bit)
> + );
> + }
> +}
> +
> +__global__ void Convert_yuv420p_yuv444p16le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort *dst_u, int dst_u_pitch, const uchar *src_u, int src_u_pitch,
> + ushort *dst_v, int dst_v_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(dst_u);
> + FIX_PITCH(dst_v);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> + dst_u[y * dst_u_pitch + x] = conv_420to444p16<uchar, ushort>(src_u, width, height, src_u_pitch, x, y, mask_16bit);
> + dst_v[y * dst_v_pitch + x] = conv_420to444p16<uchar, ushort>(src_v, width, height, src_v_pitch, x, y, mask_16bit);
> + }
> +}
> +
> +}
> +
> +// nv12->X
> +extern "C" {
> +
> +__global__ void Convert_nv12_yuv420p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const uchar2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(src_uv);
> +
> + const uchar2 &uv = src_uv[y * src_uv_pitch + x];
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_nv12_yuv444p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const uchar2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_uv);
> +
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> +
> + uchar2 uv = conv_420to444(src_uv, width, height, src_uv_pitch, x, y);
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_nv12_p010le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar2 *src_uv, int src_uv_pitch,
> + ushort2 *unuse0, int unused_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_10bit);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(src_uv);
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_8to16(src_uv[y * src_uv_pitch + x], mask_10bit);
> + }
> +}
> +
> +__global__ void Convert_nv12_p016le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar2 *src_uv, int src_uv_pitch,
> + ushort2 *unuse0, int unused_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(src_uv);
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_8to16(src_uv[y * src_uv_pitch + x], mask_16bit);
> + }
> +}
> +
> +__global__ void Convert_nv12_yuv444p16le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort *dst_u, int dst_u_pitch, const uchar2 *src_uv, int src_uv_pitch,
> + ushort *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_uv);
> + FIX_PITCH(dst_y);
> + FIX_PITCH(dst_u);
> + FIX_PITCH(dst_v);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> +
> + ushort2 uv = conv_420to444p16<uchar2, ushort2>(src_uv, width, height, src_uv_pitch, x, y, mask_16bit);
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +}
> +
> +// yuv444p->X
> +extern "C" {
> +
> +__global__ void Convert_yuv444p_yuv420p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const uchar *src_u, int src_u_pitch,
> + uchar *dst_v, int dst_v_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> +
> + dst_u[y2 * dst_u_pitch + x2] = conv_444to420(src_u, src_u_pitch, x, y);
> + dst_v[y2 * dst_v_pitch + x2] = conv_444to420(src_v, src_v_pitch, x, y);
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p_nv12(int width, int height,
> + uchar *dst_y , int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + uchar2 *dst_uv, int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + uchar2 *unused, int unused_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_uchar2(
> + conv_444to420(src_u, src_u_pitch, x, y),
> + conv_444to420(src_v, src_v_pitch, x, y)
> + );
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p_p010le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + ushort2 *unused, int unused_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_10bit);
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_ushort2(
> + conv_444to420p16(src_u, src_u_pitch, x, y, mask_10bit),
> + conv_444to420p16(src_v, src_v_pitch, x, y, mask_10bit)
> + );
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p_p016le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const uchar *src_u, int src_u_pitch,
> + ushort2 *unused, int unused_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_ushort2(
> + conv_444to420p16(src_u, src_u_pitch, x, y, mask_16bit),
> + conv_444to420p16(src_v, src_v_pitch, x, y, mask_16bit)
> + );
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p_yuv444p16le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const uchar *src_y, int src_y_pitch,
> + ushort *dst_u, int dst_u_pitch, const uchar *src_u, int src_u_pitch,
> + ushort *dst_v, int dst_v_pitch, const uchar *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(dst_u);
> + FIX_PITCH(dst_v);
> +
> + dst_y[y * dst_y_pitch + x] = conv_8to16(src_y[y * src_y_pitch + x], mask_16bit);
> + dst_u[y * dst_u_pitch + x] = conv_8to16(src_u[y * src_u_pitch + x], mask_16bit);
> + dst_v[y * dst_v_pitch + x] = conv_8to16(src_v[y * src_v_pitch + x], mask_16bit);
> + }
> +}
> +
> +}
> +
> +// p010le->X
> +extern "C" {
> +
> +__global__ void Convert_p010le_yuv420p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_10to8(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(src_uv);
> +
> + uchar2 uv = conv_10to8(src_uv[y * src_uv_pitch + x]);
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_p010le_nv12(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar2 *dst_uv, int dst_uv_pitch, const ushort2 *src_uv, int src_uv_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_10to8(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> + FIX_PITCH(src_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_10to8(src_uv[y * src_uv_pitch + x]);
> + }
> +}
> +
> +__global__ void Convert_p010le_yuv444p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + FIX_PITCH(src_uv);
> +
> + dst_y[y * dst_y_pitch + x] = conv_10to8(src_y[y * src_y_pitch + x]);
> +
> + uchar2 uv = conv_10to8(conv_420to444(src_uv, width, height, src_uv_pitch, x, y));
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_p010le_p016le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const ushort2 *src_uv, int src_uv_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_10to16(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> + FIX_PITCH(src_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_10to16(src_uv[y * src_uv_pitch + x]);
> + }
> +}
> +
> +__global__ void Convert_p010le_yuv444p16le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + ushort *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(dst_u);
> + FIX_PITCH(dst_v);
> + FIX_PITCH(src_y);
> + FIX_PITCH(src_uv);
> +
> + dst_y[y * dst_y_pitch + x] = conv_10to16(src_y[y * src_y_pitch + x]);
> +
> + ushort2 uv = conv_10to16(conv_420to444(src_uv, width, height, src_uv_pitch, x, y));
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +}
> +
> +// p016le->X
> +extern "C" {
> +
> +__global__ void Convert_p016le_yuv420p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(src_uv);
> +
> + uchar2 uv = conv_16to8(src_uv[y * src_uv_pitch + x]);
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_p016le_nv12(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar2 *dst_uv, int dst_uv_pitch, const ushort2 *src_uv, int src_uv_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> + FIX_PITCH(src_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_16to8(src_uv[y * src_uv_pitch + x]);
> + }
> +}
> +
> +__global__ void Convert_p016le_yuv444p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + uchar *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + FIX_PITCH(src_uv);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> +
> + uchar2 uv = conv_16to8(conv_420to444(src_uv, width, height, src_uv_pitch, x, y));
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +__global__ void Convert_p016le_p010le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const ushort2 *src_uv, int src_uv_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to10(src_y[y * src_y_pitch + x]);
> + }
> +
> + if (x < width / 2 && y < height / 2) {
> + FIX_PITCH(dst_uv);
> + FIX_PITCH(src_uv);
> +
> + dst_uv[y * dst_uv_pitch + x] = conv_16to10(src_uv[y * src_uv_pitch + x]);
> + }
> +}
> +
> +__global__ void Convert_p016le_yuv444p16le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort *dst_u, int dst_u_pitch, const ushort2 *src_uv, int src_uv_pitch,
> + ushort *dst_v, int dst_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(dst_y);
> + FIX_PITCH(dst_u);
> + FIX_PITCH(dst_v);
> + FIX_PITCH(src_y);
> + FIX_PITCH(src_uv);
> +
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> +
> + ushort2 uv = conv_420to444(src_uv, width, height, src_uv_pitch, x, y);
> + dst_u[y * dst_u_pitch + x] = uv.x;
> + dst_v[y * dst_v_pitch + x] = uv.y;
> + }
> +}
> +
> +}
> +
> +// yuv444p16le->X
> +extern "C" {
> +
> +__global__ void Convert_yuv444p16le_yuv420p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort *src_u, int src_u_pitch,
> + uchar *dst_v, int dst_v_pitch, const ushort *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(src_u);
> + FIX_PITCH(src_v);
> +
> + dst_u[y2 * dst_u_pitch + x2] = conv_16to8(conv_444to420(src_u, src_u_pitch, x, y));
> + dst_v[y2 * dst_v_pitch + x2] = conv_16to8(conv_444to420(src_v, src_v_pitch, x, y));
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p16le_nv12(int width, int height,
> + uchar *dst_y , int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar2 *dst_uv, int dst_uv_pitch, const ushort *src_u, int src_u_pitch,
> + uchar2 *unused, int unused_pitch, const ushort *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(src_u);
> + FIX_PITCH(src_v);
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_uchar2(
> + conv_16to8(conv_444to420(src_u, src_u_pitch, x, y)),
> + conv_16to8(conv_444to420(src_v, src_v_pitch, x, y))
> + );
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p16le_yuv444p(int width, int height,
> + uchar *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + uchar *dst_u, int dst_u_pitch, const ushort *src_u, int src_u_pitch,
> + uchar *dst_v, int dst_v_pitch, const ushort *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + FIX_PITCH(src_u);
> + FIX_PITCH(src_v);
> +
> + dst_y[y * dst_y_pitch + x] = conv_16to8(src_y[y * src_y_pitch + x]);
> + dst_u[y * dst_u_pitch + x] = conv_16to8(src_u[y * src_u_pitch + x]);
> + dst_v[y * dst_v_pitch + x] = conv_16to8(src_v[y * src_v_pitch + x]);
> + }
> +}
> +
> +__global__ void Convert_yuv444p16le_p010le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const ushort *src_u, int src_u_pitch,
> + ushort2 *unused, int unused_pitch, const ushort *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + FIX_PITCH(dst_y);
> + dst_y[y * dst_y_pitch + x] = conv_16to10(src_y[y * src_y_pitch + x]);
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(src_u);
> + FIX_PITCH(src_v);
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_ushort2(
> + conv_16to10(conv_444to420(src_u, src_u_pitch, x, y)),
> + conv_16to10(conv_444to420(src_v, src_v_pitch, x, y))
> + );
> + }
> + }
> +}
> +
> +__global__ void Convert_yuv444p16le_p016le(int width, int height,
> + ushort *dst_y, int dst_y_pitch, const ushort *src_y, int src_y_pitch,
> + ushort2 *dst_uv, int dst_uv_pitch, const ushort *src_u, int src_u_pitch,
> + ushort2 *unused, int unused_pitch, const ushort *src_v, int src_v_pitch)
> +{
> + int x = blockIdx.x * blockDim.x + threadIdx.x;
> + int y = blockIdx.y * blockDim.y + threadIdx.y;
> +
> + if (x < width && y < height) {
> + FIX_PITCH(src_y);
> + FIX_PITCH(dst_y);
> + dst_y[y * dst_y_pitch + x] = src_y[y * src_y_pitch + x];
> +
> + if ((x & 1) == 0 && (y & 1) == 0) {
> + int x2 = x / 2;
> + int y2 = y / 2;
> + FIX_PITCH(src_u);
> + FIX_PITCH(src_v);
> + FIX_PITCH(dst_uv);
> +
> + dst_uv[y2 * dst_uv_pitch + x2] = make_ushort2(
> + conv_444to420(src_u, src_u_pitch, x, y),
> + conv_444to420(src_v, src_v_pitch, x, y)
> + );
> + }
> + }
> +}
> +
> +}
> --
> 2.25.1
>
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>
Thanks
Steven
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