static av_cold int cudascale_config_props(AVFilterLink *outlink) { AVFilterContext *ctx = outlink->src; AVFilterLink *inlink = outlink->src->inputs[0]; CUDAScaleContext *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; int w, h; int ret; extern char vf_scale_cuda_ptx[]; ret = CHECK_CU(cuCtxPushCurrent(cuda_ctx)); if (ret < 0) goto fail; ret = CHECK_CU(cuModuleLoadData(&s->cu_module, vf_scale_cuda_ptx)); if (ret < 0) goto fail; CHECK_CU(cuModuleGetFunction(&s->cu_func_uchar, s->cu_module, "Subsample_Bilinear_uchar")); CHECK_CU(cuModuleGetFunction(&s->cu_func_uchar2, s->cu_module, "Subsample_Bilinear_uchar2")); CHECK_CU(cuModuleGetFunction(&s->cu_func_uchar4, s->cu_module, "Subsample_Bilinear_uchar4")); CHECK_CU(cuModuleGetFunction(&s->cu_func_ushort, s->cu_module, "Subsample_Bilinear_ushort")); CHECK_CU(cuModuleGetFunction(&s->cu_func_ushort2, s->cu_module, "Subsample_Bilinear_ushort2")); CHECK_CU(cuModuleGetFunction(&s->cu_func_ushort4, s->cu_module, "Subsample_Bilinear_ushort4")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_uchar, s->cu_module, "uchar_tex")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_uchar2, s->cu_module, "uchar2_tex")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_uchar4, s->cu_module, "uchar4_tex")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_ushort, s->cu_module, "ushort_tex")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_ushort2, s->cu_module, "ushort2_tex")); CHECK_CU(cuModuleGetTexRef(&s->cu_tex_ushort4, s->cu_module, "ushort4_tex")); CHECK_CU(cuTexRefSetFlags(s->cu_tex_uchar, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFlags(s->cu_tex_uchar2, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFlags(s->cu_tex_uchar4, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFlags(s->cu_tex_ushort, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFlags(s->cu_tex_ushort2, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFlags(s->cu_tex_ushort4, CU_TRSF_READ_AS_INTEGER)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_uchar, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_uchar2, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_uchar4, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_ushort, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_ushort2, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuTexRefSetFilterMode(s->cu_tex_ushort4, CU_TR_FILTER_MODE_LINEAR)); CHECK_CU(cuCtxPopCurrent(&dummy)); if ((ret = ff_scale_eval_dimensions(s, s->w_expr, s->h_expr, inlink, outlink, &w, &h)) < 0) goto fail; if (((int64_t)h * inlink->w) > INT_MAX || ((int64_t)w * inlink->h) > INT_MAX) av_log(ctx, AV_LOG_ERROR, "Rescaled value for width or height is too big.\n"); outlink->w = w; outlink->h = h; ret = init_processing_chain(ctx, inlink->w, inlink->h, w, h); if (ret < 0) return ret; av_log(ctx, AV_LOG_VERBOSE, "w:%d h:%d -> w:%d h:%d\n", inlink->w, inlink->h, outlink->w, outlink->h); if (inlink->sample_aspect_ratio.num) { outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h*inlink->w, outlink->w*inlink->h}, inlink->sample_aspect_ratio); } else { outlink->sample_aspect_ratio = inlink->sample_aspect_ratio; } return 0; fail: return ret; }
static int scale_vaapi_config_output(AVFilterLink *outlink) { AVFilterLink *inlink = outlink->src->inputs[0]; AVFilterContext *avctx = outlink->src; ScaleVAAPIContext *ctx = avctx->priv; AVVAAPIHWConfig *hwconfig = NULL; AVHWFramesConstraints *constraints = NULL; AVVAAPIFramesContext *va_frames; VAStatus vas; int err, i; scale_vaapi_pipeline_uninit(ctx); ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref); ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx; av_assert0(ctx->va_config == VA_INVALID_ID); vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone, VAEntrypointVideoProc, 0, 0, &ctx->va_config); if (vas != VA_STATUS_SUCCESS) { av_log(ctx, AV_LOG_ERROR, "Failed to create processing pipeline " "config: %d (%s).\n", vas, vaErrorStr(vas)); err = AVERROR(EIO); goto fail; } hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref); if (!hwconfig) { err = AVERROR(ENOMEM); goto fail; } hwconfig->config_id = ctx->va_config; constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref, hwconfig); if (!constraints) { err = AVERROR(ENOMEM); goto fail; } if (ctx->output_format == AV_PIX_FMT_NONE) ctx->output_format = ctx->input_frames->sw_format; if (constraints->valid_sw_formats) { for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) { if (ctx->output_format == constraints->valid_sw_formats[i]) break; } if (constraints->valid_sw_formats[i] == AV_PIX_FMT_NONE) { av_log(ctx, AV_LOG_ERROR, "Hardware does not support output " "format %s.\n", av_get_pix_fmt_name(ctx->output_format)); err = AVERROR(EINVAL); goto fail; } } if ((err = ff_scale_eval_dimensions(ctx, ctx->w_expr, ctx->h_expr, inlink, outlink, &ctx->output_width, &ctx->output_height)) < 0) goto fail; if (ctx->output_width < constraints->min_width || ctx->output_height < constraints->min_height || ctx->output_width > constraints->max_width || ctx->output_height > constraints->max_height) { av_log(ctx, AV_LOG_ERROR, "Hardware does not support scaling to " "size %dx%d (constraints: width %d-%d height %d-%d).\n", ctx->output_width, ctx->output_height, constraints->min_width, constraints->max_width, constraints->min_height, constraints->max_height); err = AVERROR(EINVAL); goto fail; } ctx->output_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref); if (!ctx->output_frames_ref) { av_log(ctx, AV_LOG_ERROR, "Failed to create HW frame context " "for output.\n"); err = AVERROR(ENOMEM); goto fail; } ctx->output_frames = (AVHWFramesContext*)ctx->output_frames_ref->data; ctx->output_frames->format = AV_PIX_FMT_VAAPI; ctx->output_frames->sw_format = ctx->output_format; ctx->output_frames->width = ctx->output_width; ctx->output_frames->height = ctx->output_height; // The number of output frames we need is determined by what follows // the filter. If it's an encoder with complex frame reference // structures then this could be very high. ctx->output_frames->initial_pool_size = 10; err = av_hwframe_ctx_init(ctx->output_frames_ref); if (err < 0) { av_log(ctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame " "context for output: %d\n", err); goto fail; } va_frames = ctx->output_frames->hwctx; av_assert0(ctx->va_context == VA_INVALID_ID); vas = vaCreateContext(ctx->hwctx->display, ctx->va_config, ctx->output_width, ctx->output_height, VA_PROGRESSIVE, va_frames->surface_ids, va_frames->nb_surfaces, &ctx->va_context); if (vas != VA_STATUS_SUCCESS) { av_log(ctx, AV_LOG_ERROR, "Failed to create processing pipeline " "context: %d (%s).\n", vas, vaErrorStr(vas)); return AVERROR(EIO); } outlink->w = ctx->output_width; outlink->h = ctx->output_height; outlink->hw_frames_ctx = av_buffer_ref(ctx->output_frames_ref); if (!outlink->hw_frames_ctx) { err = AVERROR(ENOMEM); goto fail; } if (inlink->sample_aspect_ratio.num) outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h * inlink->w, outlink->w * inlink->h}, inlink->sample_aspect_ratio); else outlink->sample_aspect_ratio = inlink->sample_aspect_ratio; av_freep(&hwconfig); av_hwframe_constraints_free(&constraints); return 0; fail: av_buffer_unref(&ctx->output_frames_ref); av_freep(&hwconfig); av_hwframe_constraints_free(&constraints); return err; }