* DEALINGS IN THE SOFTWARE.
*/
-#include <cuda.h>
#include <stdio.h>
#include <string.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"
#define BLOCKX 32
#define BLOCKY 16
+#define CHECK_CU(x) FF_CUDA_CHECK_DL(ctx, s->hwctx->internal->cuda_dl, x)
+
typedef struct CUDAScaleContext {
const AVClass *class;
+
+ AVCUDADeviceContext *hwctx;
+
enum AVPixelFormat in_fmt;
enum AVPixelFormat out_fmt;
char *h_expr; ///< height expression string
CUcontext cu_ctx;
- CUevent cu_event;
CUmodule cu_module;
CUfunction cu_func_uchar;
CUfunction cu_func_uchar2;
CUfunction cu_func_ushort;
CUfunction cu_func_ushort2;
CUfunction cu_func_ushort4;
- CUtexref cu_tex_uchar;
- CUtexref cu_tex_uchar2;
- CUtexref cu_tex_uchar4;
- CUtexref cu_tex_ushort;
- CUtexref cu_tex_ushort2;
- CUtexref cu_tex_ushort4;
+ CUstream cu_stream;
CUdeviceptr srcBuffer;
CUdeviceptr dstBuffer;
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;
- CUresult err;
+ CudaFunctions *cu = device_hwctx->internal->cuda_dl;
int w, h;
int ret;
extern char vf_scale_cuda_ptx[];
- err = cuCtxPushCurrent(cuda_ctx);
- if (err != CUDA_SUCCESS) {
- av_log(ctx, AV_LOG_ERROR, "Error pushing cuda context\n");
- ret = AVERROR_UNKNOWN;
+ s->hwctx = device_hwctx;
+ s->cu_stream = s->hwctx->stream;
+
+ ret = CHECK_CU(cu->cuCtxPushCurrent(cuda_ctx));
+ if (ret < 0)
goto fail;
- }
- err = cuModuleLoadData(&s->cu_module, vf_scale_cuda_ptx);
- if (err != CUDA_SUCCESS) {
- av_log(ctx, AV_LOG_ERROR, "Error loading module data\n");
- ret = AVERROR_UNKNOWN;
+ ret = CHECK_CU(cu->cuModuleLoadData(&s->cu_module, vf_scale_cuda_ptx));
+ if (ret < 0)
+ goto fail;
+
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_uchar, s->cu_module, "Subsample_Bilinear_uchar"));
+ if (ret < 0)
goto fail;
- }
- cuModuleGetFunction(&s->cu_func_uchar, s->cu_module, "Subsample_Bilinear_uchar");
- cuModuleGetFunction(&s->cu_func_uchar2, s->cu_module, "Subsample_Bilinear_uchar2");
- cuModuleGetFunction(&s->cu_func_uchar4, s->cu_module, "Subsample_Bilinear_uchar4");
- cuModuleGetFunction(&s->cu_func_ushort, s->cu_module, "Subsample_Bilinear_ushort");
- cuModuleGetFunction(&s->cu_func_ushort2, s->cu_module, "Subsample_Bilinear_ushort2");
- cuModuleGetFunction(&s->cu_func_ushort4, s->cu_module, "Subsample_Bilinear_ushort4");
-
- cuModuleGetTexRef(&s->cu_tex_uchar, s->cu_module, "uchar_tex");
- cuModuleGetTexRef(&s->cu_tex_uchar2, s->cu_module, "uchar2_tex");
- cuModuleGetTexRef(&s->cu_tex_uchar4, s->cu_module, "uchar4_tex");
- cuModuleGetTexRef(&s->cu_tex_ushort, s->cu_module, "ushort_tex");
- cuModuleGetTexRef(&s->cu_tex_ushort2, s->cu_module, "ushort2_tex");
- cuModuleGetTexRef(&s->cu_tex_ushort4, s->cu_module, "ushort4_tex");
-
- cuTexRefSetFlags(s->cu_tex_uchar, CU_TRSF_READ_AS_INTEGER);
- cuTexRefSetFlags(s->cu_tex_uchar2, CU_TRSF_READ_AS_INTEGER);
- cuTexRefSetFlags(s->cu_tex_uchar4, CU_TRSF_READ_AS_INTEGER);
- cuTexRefSetFlags(s->cu_tex_ushort, CU_TRSF_READ_AS_INTEGER);
- cuTexRefSetFlags(s->cu_tex_ushort2, CU_TRSF_READ_AS_INTEGER);
- cuTexRefSetFlags(s->cu_tex_ushort4, CU_TRSF_READ_AS_INTEGER);
-
- cuTexRefSetFilterMode(s->cu_tex_uchar, CU_TR_FILTER_MODE_LINEAR);
- cuTexRefSetFilterMode(s->cu_tex_uchar2, CU_TR_FILTER_MODE_LINEAR);
- cuTexRefSetFilterMode(s->cu_tex_uchar4, CU_TR_FILTER_MODE_LINEAR);
- cuTexRefSetFilterMode(s->cu_tex_ushort, CU_TR_FILTER_MODE_LINEAR);
- cuTexRefSetFilterMode(s->cu_tex_ushort2, CU_TR_FILTER_MODE_LINEAR);
- cuTexRefSetFilterMode(s->cu_tex_ushort4, CU_TR_FILTER_MODE_LINEAR);
-
- cuCtxPopCurrent(&dummy);
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_uchar2, s->cu_module, "Subsample_Bilinear_uchar2"));
+ if (ret < 0)
+ goto fail;
+
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_uchar4, s->cu_module, "Subsample_Bilinear_uchar4"));
+ if (ret < 0)
+ goto fail;
+
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_ushort, s->cu_module, "Subsample_Bilinear_ushort"));
+ if (ret < 0)
+ goto fail;
+
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_ushort2, s->cu_module, "Subsample_Bilinear_ushort2"));
+ if (ret < 0)
+ goto fail;
+
+ CHECK_CU(cu->cuModuleGetFunction(&s->cu_func_ushort4, s->cu_module, "Subsample_Bilinear_ushort4"));
+ if (ret < 0)
+ goto fail;
+
+
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
if ((ret = ff_scale_eval_dimensions(s,
s->w_expr, s->h_expr,
return ret;
}
-static int call_resize_kernel(CUDAScaleContext *s, CUfunction func, CUtexref tex, int channels,
+static int call_resize_kernel(AVFilterContext *ctx, CUfunction func, int channels,
uint8_t *src_dptr, int src_width, int src_height, int src_pitch,
uint8_t *dst_dptr, int dst_width, int dst_height, int dst_pitch,
int pixel_size)
{
- CUdeviceptr src_devptr = (CUdeviceptr)src_dptr;
+ CUDAScaleContext *s = ctx->priv;
+ CudaFunctions *cu = s->hwctx->internal->cuda_dl;
CUdeviceptr dst_devptr = (CUdeviceptr)dst_dptr;
- void *args_uchar[] = { &dst_devptr, &dst_width, &dst_height, &dst_pitch, &src_width, &src_height };
- CUDA_ARRAY_DESCRIPTOR desc;
-
- desc.Width = src_width;
- desc.Height = src_height;
- desc.NumChannels = channels;
- if (pixel_size == 1) {
- desc.Format = CU_AD_FORMAT_UNSIGNED_INT8;
- } else {
- desc.Format = CU_AD_FORMAT_UNSIGNED_INT16;
- }
+ CUtexObject tex = 0;
+ void *args_uchar[] = { &tex, &dst_devptr, &dst_width, &dst_height, &dst_pitch, &src_width, &src_height };
+ int ret;
- cuTexRefSetAddress2D_v3(tex, &desc, src_devptr, src_pitch * pixel_size);
- cuLaunchKernel(func, DIV_UP(dst_width, BLOCKX), DIV_UP(dst_height, BLOCKY), 1, BLOCKX, BLOCKY, 1, 0, 0, args_uchar, NULL);
+ CUDA_TEXTURE_DESC tex_desc = {
+ .filterMode = CU_TR_FILTER_MODE_LINEAR,
+ .flags = CU_TRSF_READ_AS_INTEGER,
+ };
- return 0;
+ CUDA_RESOURCE_DESC res_desc = {
+ .resType = CU_RESOURCE_TYPE_PITCH2D,
+ .res.pitch2D.format = pixel_size == 1 ?
+ CU_AD_FORMAT_UNSIGNED_INT8 :
+ CU_AD_FORMAT_UNSIGNED_INT16,
+ .res.pitch2D.numChannels = channels,
+ .res.pitch2D.width = src_width,
+ .res.pitch2D.height = src_height,
+ .res.pitch2D.pitchInBytes = src_pitch,
+ .res.pitch2D.devPtr = (CUdeviceptr)src_dptr,
+ };
+
+ ret = CHECK_CU(cu->cuTexObjectCreate(&tex, &res_desc, &tex_desc, NULL));
+ if (ret < 0)
+ goto exit;
+
+ ret = CHECK_CU(cu->cuLaunchKernel(func,
+ DIV_UP(dst_width, BLOCKX), DIV_UP(dst_height, BLOCKY), 1,
+ BLOCKX, BLOCKY, 1, 0, s->cu_stream, args_uchar, NULL));
+
+exit:
+ if (tex)
+ CHECK_CU(cu->cuTexObjectDestroy(tex));
+
+ return ret;
}
static int scalecuda_resize(AVFilterContext *ctx,
switch (in_frames_ctx->sw_format) {
case AV_PIX_FMT_YUV420P:
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0], in->width, in->height, in->linesize[0],
out->data[0], out->width, out->height, out->linesize[0],
1);
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0]+in->linesize[0]*in->height, in->width/2, in->height/2, in->linesize[0]/2,
out->data[0]+out->linesize[0]*out->height, out->width/2, out->height/2, out->linesize[0]/2,
1);
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0]+ ALIGN_UP((in->linesize[0]*in->height*5)/4, s->tex_alignment), in->width/2, in->height/2, in->linesize[0]/2,
out->data[0]+(out->linesize[0]*out->height*5)/4, out->width/2, out->height/2, out->linesize[0]/2,
1);
break;
case AV_PIX_FMT_YUV444P:
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0], in->width, in->height, in->linesize[0],
out->data[0], out->width, out->height, out->linesize[0],
1);
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0]+in->linesize[0]*in->height, in->width, in->height, in->linesize[0],
out->data[0]+out->linesize[0]*out->height, out->width, out->height, out->linesize[0],
1);
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0]+in->linesize[0]*in->height*2, in->width, in->height, in->linesize[0],
out->data[0]+out->linesize[0]*out->height*2, out->width, out->height, out->linesize[0],
1);
break;
case AV_PIX_FMT_NV12:
- call_resize_kernel(s, s->cu_func_uchar, s->cu_tex_uchar, 1,
+ call_resize_kernel(ctx, s->cu_func_uchar, 1,
in->data[0], in->width, in->height, in->linesize[0],
out->data[0], out->width, out->height, out->linesize[0],
1);
- call_resize_kernel(s, s->cu_func_uchar2, s->cu_tex_uchar2, 2,
+ call_resize_kernel(ctx, s->cu_func_uchar2, 2,
in->data[1], in->width/2, in->height/2, in->linesize[1],
out->data[0] + out->linesize[0] * ((out->height + 31) & ~0x1f), out->width/2, out->height/2, out->linesize[1]/2,
1);
break;
case AV_PIX_FMT_P010LE:
- call_resize_kernel(s, s->cu_func_ushort, s->cu_tex_ushort, 1,
+ call_resize_kernel(ctx, s->cu_func_ushort, 1,
in->data[0], in->width, in->height, in->linesize[0]/2,
out->data[0], out->width, out->height, out->linesize[0]/2,
2);
- call_resize_kernel(s, s->cu_func_ushort2, s->cu_tex_ushort2, 2,
+ call_resize_kernel(ctx, s->cu_func_ushort2, 2,
in->data[1], in->width / 2, in->height / 2, in->linesize[1]/2,
out->data[0] + out->linesize[0] * ((out->height + 31) & ~0x1f), out->width / 2, out->height / 2, out->linesize[1] / 4,
2);
break;
case AV_PIX_FMT_P016LE:
- call_resize_kernel(s, s->cu_func_ushort, s->cu_tex_ushort, 1,
+ call_resize_kernel(ctx, s->cu_func_ushort, 1,
in->data[0], in->width, in->height, in->linesize[0] / 2,
out->data[0], out->width, out->height, out->linesize[0] / 2,
2);
- call_resize_kernel(s, s->cu_func_ushort2, s->cu_tex_ushort2, 2,
+ call_resize_kernel(ctx, s->cu_func_ushort2, 2,
in->data[1], in->width / 2, in->height / 2, in->linesize[1] / 2,
out->data[0] + out->linesize[0] * ((out->height + 31) & ~0x1f), out->width / 2, out->height / 2, out->linesize[1] / 4,
2);
static int cudascale_filter_frame(AVFilterLink *link, AVFrame *in)
{
- AVFilterContext *ctx = link->dst;
- CUDAScaleContext *s = ctx->priv;
- AVFilterLink *outlink = ctx->outputs[0];
- AVHWFramesContext *frames_ctx = (AVHWFramesContext*)s->frames_ctx->data;
- AVCUDADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
+ AVFilterContext *ctx = link->dst;
+ CUDAScaleContext *s = ctx->priv;
+ AVFilterLink *outlink = ctx->outputs[0];
+ CudaFunctions *cu = s->hwctx->internal->cuda_dl;
AVFrame *out = NULL;
- CUresult err;
CUcontext dummy;
int ret = 0;
goto fail;
}
- err = cuCtxPushCurrent(device_hwctx->cuda_ctx);
- if (err != CUDA_SUCCESS) {
- ret = AVERROR_UNKNOWN;
+ ret = CHECK_CU(cu->cuCtxPushCurrent(s->hwctx->cuda_ctx));
+ if (ret < 0)
goto fail;
- }
ret = cudascale_scale(ctx, out, in);
- cuCtxPopCurrent(&dummy);
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
if (ret < 0)
goto fail;
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