#include "../../include/capture/capture.h" #include "../../include/egl.h" #include "../../include/cuda.h" #include "../../include/utils.h" #include #include #include #include #include #include #include #include #define FOURCC_NV12 842094158 #define FOURCC_P010 808530000 int gsr_capture_start(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame) { if(cap->started) return -1; int res = cap->start(cap, video_codec_context, frame); if(res == 0) cap->started = true; return res; } void gsr_capture_tick(gsr_capture *cap, AVCodecContext *video_codec_context) { if(!cap->started) { fprintf(stderr, "gsr error: gsp_capture_tick failed: the gsr capture has not been started\n"); return; } if(cap->tick) cap->tick(cap, video_codec_context); } bool gsr_capture_should_stop(gsr_capture *cap, bool *err) { if(!cap->started) { fprintf(stderr, "gsr error: gsr_capture_should_stop failed: the gsr capture has not been started\n"); return false; } if(!cap->should_stop) return false; return cap->should_stop(cap, err); } int gsr_capture_capture(gsr_capture *cap, AVFrame *frame) { if(!cap->started) { fprintf(stderr, "gsr error: gsr_capture_capture failed: the gsr capture has not been started\n"); return -1; } return cap->capture(cap, frame); } void gsr_capture_end(gsr_capture *cap, AVFrame *frame) { if(!cap->started) { fprintf(stderr, "gsr error: gsr_capture_end failed: the gsr capture has not been started\n"); return; } if(!cap->capture_end) return; cap->capture_end(cap, frame); } void gsr_capture_destroy(gsr_capture *cap, AVCodecContext *video_codec_context) { cap->destroy(cap, video_codec_context); } static uint32_t fourcc(uint32_t a, uint32_t b, uint32_t c, uint32_t d) { return (d << 24) | (c << 16) | (b << 8) | a; } bool gsr_capture_base_setup_vaapi_textures(gsr_capture_base *self, AVFrame *frame, gsr_egl *egl, VADisplay va_dpy, VADRMPRIMESurfaceDescriptor *prime, gsr_color_range color_range) { const int res = av_hwframe_get_buffer(self->video_codec_context->hw_frames_ctx, frame, 0); if(res < 0) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: av_hwframe_get_buffer failed: %d\n", res); return false; } VASurfaceID target_surface_id = (uintptr_t)frame->data[3]; VAStatus va_status = vaExportSurfaceHandle(va_dpy, target_surface_id, VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2, VA_EXPORT_SURFACE_WRITE_ONLY | VA_EXPORT_SURFACE_SEPARATE_LAYERS, prime); if(va_status != VA_STATUS_SUCCESS) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: vaExportSurfaceHandle failed, error: %d\n", va_status); return false; } vaSyncSurface(va_dpy, target_surface_id); egl->glGenTextures(1, &self->input_texture); egl->glBindTexture(GL_TEXTURE_2D, self->input_texture); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); egl->glBindTexture(GL_TEXTURE_2D, 0); egl->glGenTextures(1, &self->cursor_texture); egl->glBindTexture(GL_TEXTURE_2D, self->cursor_texture); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); egl->glBindTexture(GL_TEXTURE_2D, 0); const uint32_t formats_nv12[2] = { fourcc('R', '8', ' ', ' '), fourcc('G', 'R', '8', '8') }; const uint32_t formats_p010[2] = { fourcc('R', '1', '6', ' '), fourcc('G', 'R', '3', '2') }; if(prime->fourcc == FOURCC_NV12 || prime->fourcc == FOURCC_P010) { const uint32_t *formats = prime->fourcc == FOURCC_NV12 ? formats_nv12 : formats_p010; const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size egl->glGenTextures(2, self->target_textures); for(int i = 0; i < 2; ++i) { const int layer = i; const int plane = 0; //const uint64_t modifier = prime->objects[prime->layers[layer].object_index[plane]].drm_format_modifier; const intptr_t img_attr[] = { EGL_LINUX_DRM_FOURCC_EXT, formats[i], EGL_WIDTH, prime->width / div[i], EGL_HEIGHT, prime->height / div[i], EGL_DMA_BUF_PLANE0_FD_EXT, prime->objects[prime->layers[layer].object_index[plane]].fd, EGL_DMA_BUF_PLANE0_OFFSET_EXT, prime->layers[layer].offset[plane], EGL_DMA_BUF_PLANE0_PITCH_EXT, prime->layers[layer].pitch[plane], // TODO: //EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, modifier & 0xFFFFFFFFULL, //EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, modifier >> 32ULL, EGL_NONE }; while(egl->eglGetError() != EGL_SUCCESS){} EGLImage image = egl->eglCreateImage(egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr); if(!image) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: failed to create egl image from drm fd for output drm fd, error: %d\n", egl->eglGetError()); return false; } egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[i]); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); while(egl->glGetError()) {} while(egl->eglGetError() != EGL_SUCCESS){} egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image); if(egl->glGetError() != 0 || egl->eglGetError() != EGL_SUCCESS) { // TODO: Get the error properly fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: failed to bind egl image to gl texture, error: %d\n", egl->eglGetError()); egl->eglDestroyImage(egl->egl_display, image); egl->glBindTexture(GL_TEXTURE_2D, 0); return false; } egl->eglDestroyImage(egl->egl_display, image); egl->glBindTexture(GL_TEXTURE_2D, 0); } gsr_color_conversion_params color_conversion_params = {0}; color_conversion_params.color_range = color_range; color_conversion_params.egl = egl; color_conversion_params.source_color = GSR_SOURCE_COLOR_RGB; if(prime->fourcc == FOURCC_NV12) color_conversion_params.destination_color = GSR_DESTINATION_COLOR_NV12; else color_conversion_params.destination_color = GSR_DESTINATION_COLOR_P010; color_conversion_params.destination_textures[0] = self->target_textures[0]; color_conversion_params.destination_textures[1] = self->target_textures[1]; color_conversion_params.num_destination_textures = 2; if(gsr_color_conversion_init(&self->color_conversion, &color_conversion_params) != 0) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: failed to create color conversion\n"); return false; } return true; } else { fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: unexpected fourcc %u for output drm fd, expected nv12 or p010\n", prime->fourcc); return false; } } static unsigned int gl_create_texture(gsr_egl *egl, int width, int height, int internal_format, unsigned int format) { unsigned int texture_id = 0; egl->glGenTextures(1, &texture_id); egl->glBindTexture(GL_TEXTURE_2D, texture_id); egl->glTexImage2D(GL_TEXTURE_2D, 0, internal_format, width, height, 0, format, GL_UNSIGNED_BYTE, NULL); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); egl->glBindTexture(GL_TEXTURE_2D, 0); return texture_id; } static bool cuda_register_opengl_texture(gsr_cuda *cuda, CUgraphicsResource *cuda_graphics_resource, CUarray *mapped_array, unsigned int texture_id) { CUresult res; CUcontext old_ctx; res = cuda->cuCtxPushCurrent_v2(cuda->cu_ctx); res = cuda->cuGraphicsGLRegisterImage(cuda_graphics_resource, texture_id, GL_TEXTURE_2D, CU_GRAPHICS_REGISTER_FLAGS_NONE); if (res != CUDA_SUCCESS) { const char *err_str = "unknown"; cuda->cuGetErrorString(res, &err_str); fprintf(stderr, "gsr error: cuda_register_opengl_texture: cuGraphicsGLRegisterImage failed, error: %s, texture " "id: %u\n", err_str, texture_id); res = cuda->cuCtxPopCurrent_v2(&old_ctx); return false; } res = cuda->cuGraphicsResourceSetMapFlags(*cuda_graphics_resource, CU_GRAPHICS_MAP_RESOURCE_FLAGS_NONE); res = cuda->cuGraphicsMapResources(1, cuda_graphics_resource, 0); res = cuda->cuGraphicsSubResourceGetMappedArray(mapped_array, *cuda_graphics_resource, 0, 0); res = cuda->cuCtxPopCurrent_v2(&old_ctx); return true; } bool gsr_capture_base_setup_cuda_textures(gsr_capture_base *base, AVFrame *frame, gsr_cuda_context *cuda_context, gsr_egl *egl, gsr_color_range color_range, gsr_source_color source_color, bool hdr) { // TODO: const int res = av_hwframe_get_buffer(base->video_codec_context->hw_frames_ctx, frame, 0); if(res < 0) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: av_hwframe_get_buffer failed: %d\n", res); return false; } egl->glGenTextures(1, &base->input_texture); egl->glBindTexture(GL_TEXTURE_2D, base->input_texture); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); egl->glBindTexture(GL_TEXTURE_2D, 0); egl->glGenTextures(1, &base->cursor_texture); egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, base->cursor_texture); egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_LINEAR); egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_LINEAR); egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, 0); const unsigned int internal_formats_nv12[2] = { GL_R8, GL_RG8 }; const unsigned int internal_formats_p010[2] = { GL_R16, GL_RG16 }; const unsigned int formats[2] = { GL_RED, GL_RG }; const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size for(int i = 0; i < 2; ++i) { base->target_textures[i] = gl_create_texture(egl, base->video_codec_context->width / div[i], base->video_codec_context->height / div[i], !hdr ? internal_formats_nv12[i] : internal_formats_p010[i], formats[i]); if(base->target_textures[i] == 0) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: failed to create opengl texture\n"); return false; } if(!cuda_register_opengl_texture(cuda_context->cuda, &cuda_context->cuda_graphics_resources[i], &cuda_context->mapped_arrays[i], base->target_textures[i])) { return false; } } gsr_color_conversion_params color_conversion_params = {0}; color_conversion_params.color_range = color_range; color_conversion_params.egl = egl; color_conversion_params.source_color = source_color; if(!hdr) color_conversion_params.destination_color = GSR_DESTINATION_COLOR_NV12; else color_conversion_params.destination_color = GSR_DESTINATION_COLOR_P010; color_conversion_params.destination_textures[0] = base->target_textures[0]; color_conversion_params.destination_textures[1] = base->target_textures[1]; color_conversion_params.num_destination_textures = 2; if(gsr_color_conversion_init(&base->color_conversion, &color_conversion_params) != 0) { fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: failed to create color conversion\n"); return false; } return true; } void gsr_capture_base_stop(gsr_capture_base *self, gsr_egl *egl) { gsr_color_conversion_deinit(&self->color_conversion); if(egl->egl_context) { if(self->input_texture) { egl->glDeleteTextures(1, &self->input_texture); self->input_texture = 0; } if(self->cursor_texture) { egl->glDeleteTextures(1, &self->cursor_texture); self->cursor_texture = 0; } egl->glDeleteTextures(2, self->target_textures); self->target_textures[0] = 0; self->target_textures[1] = 0; } } bool drm_create_codec_context(const char *card_path, AVCodecContext *video_codec_context, bool hdr, VADisplay *va_dpy) { char render_path[128]; if(!gsr_card_path_get_render_path(card_path, render_path)) { fprintf(stderr, "gsr error: failed to get /dev/dri/renderDXXX file from %s\n", card_path); return false; } AVBufferRef *device_ctx; if(av_hwdevice_ctx_create(&device_ctx, AV_HWDEVICE_TYPE_VAAPI, render_path, NULL, 0) < 0) { fprintf(stderr, "Error: Failed to create hardware device context\n"); return false; } AVBufferRef *frame_context = av_hwframe_ctx_alloc(device_ctx); if(!frame_context) { fprintf(stderr, "Error: Failed to create hwframe context\n"); av_buffer_unref(&device_ctx); return false; } AVHWFramesContext *hw_frame_context = (AVHWFramesContext *)frame_context->data; hw_frame_context->width = video_codec_context->width; hw_frame_context->height = video_codec_context->height; hw_frame_context->sw_format = hdr ? AV_PIX_FMT_P010LE : AV_PIX_FMT_NV12; hw_frame_context->format = video_codec_context->pix_fmt; hw_frame_context->device_ref = device_ctx; hw_frame_context->device_ctx = (AVHWDeviceContext*)device_ctx->data; //hw_frame_context->initial_pool_size = 20; AVVAAPIDeviceContext *vactx =((AVHWDeviceContext*)device_ctx->data)->hwctx; *va_dpy = vactx->display; if (av_hwframe_ctx_init(frame_context) < 0) { fprintf(stderr, "Error: Failed to initialize hardware frame context " "(note: ffmpeg version needs to be > 4.0)\n"); av_buffer_unref(&device_ctx); //av_buffer_unref(&frame_context); return false; } video_codec_context->hw_device_ctx = av_buffer_ref(device_ctx); video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context); return true; } bool cuda_create_codec_context(CUcontext cu_ctx, AVCodecContext *video_codec_context, CUstream *cuda_stream) { AVBufferRef *device_ctx = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_CUDA); if(!device_ctx) { fprintf(stderr, "gsr error: cuda_create_codec_context failed: failed to create hardware device context\n"); return false; } AVHWDeviceContext *hw_device_context = (AVHWDeviceContext*)device_ctx->data; AVCUDADeviceContext *cuda_device_context = (AVCUDADeviceContext*)hw_device_context->hwctx; cuda_device_context->cuda_ctx = cu_ctx; if(av_hwdevice_ctx_init(device_ctx) < 0) { fprintf(stderr, "gsr error: cuda_create_codec_context failed: failed to create hardware device context\n"); av_buffer_unref(&device_ctx); return false; } AVBufferRef *frame_context = av_hwframe_ctx_alloc(device_ctx); if(!frame_context) { fprintf(stderr, "gsr error: cuda_create_codec_context failed: failed to create hwframe context\n"); av_buffer_unref(&device_ctx); return false; } AVHWFramesContext *hw_frame_context = (AVHWFramesContext*)frame_context->data; hw_frame_context->width = video_codec_context->width; hw_frame_context->height = video_codec_context->height; hw_frame_context->sw_format = AV_PIX_FMT_NV12; hw_frame_context->format = video_codec_context->pix_fmt; hw_frame_context->device_ref = device_ctx; hw_frame_context->device_ctx = (AVHWDeviceContext*)device_ctx->data; if (av_hwframe_ctx_init(frame_context) < 0) { fprintf(stderr, "gsr error: cuda_create_codec_context failed: failed to initialize hardware frame context " "(note: ffmpeg version needs to be > 4.0)\n"); av_buffer_unref(&device_ctx); //av_buffer_unref(&frame_context); return false; } *cuda_stream = cuda_device_context->stream; video_codec_context->hw_device_ctx = av_buffer_ref(device_ctx); video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context); return true; }