diff options
Diffstat (limited to 'src/capture/kms_cuda.c')
| -rw-r--r-- | src/capture/kms_cuda.c | 615 |
1 files changed, 0 insertions, 615 deletions
diff --git a/src/capture/kms_cuda.c b/src/capture/kms_cuda.c deleted file mode 100644 index d93d603..0000000 --- a/src/capture/kms_cuda.c +++ /dev/null @@ -1,615 +0,0 @@ -#include "../../include/capture/kms_cuda.h" -#include "../../kms/client/kms_client.h" -#include "../../include/utils.h" -#include "../../include/color_conversion.h" -#include "../../include/cuda.h" -#include <stdlib.h> -#include <stdio.h> -#include <unistd.h> -#include <assert.h> -#include <libavutil/hwcontext.h> -#include <libavutil/hwcontext_cuda.h> -#include <libavutil/frame.h> -#include <libavcodec/avcodec.h> - -/* - TODO: Use dummy pool for cuda buffer so we can create our own cuda buffers from pixel buffer objects - and copy the input textures to the pixel buffer objects. Use sw_format NV12 as well. Then this is - similar to kms_vaapi. This allows us to remove one extra texture and texture copy. -*/ -/* TODO: Support cursor plane capture when nvidia supports cursor plane */ - -#define MAX_CONNECTOR_IDS 32 - -typedef struct { - uint32_t connector_ids[MAX_CONNECTOR_IDS]; - int num_connector_ids; -} MonitorId; - -typedef struct { - gsr_capture_kms_cuda_params params; - XEvent xev; - - bool should_stop; - bool stop_is_error; - bool created_hw_frame; - - gsr_cuda cuda; - - gsr_kms_client kms_client; - gsr_kms_response kms_response; - gsr_kms_response_fd wayland_kms_data; - bool using_wayland_capture; - - vec2i capture_pos; - vec2i capture_size; - MonitorId monitor_id; - - CUgraphicsResource cuda_graphics_resource; - CUarray mapped_array; - - unsigned int input_texture; - unsigned int target_texture; - gsr_color_conversion color_conversion; -} gsr_capture_kms_cuda; - -static int max_int(int a, int b) { - return a > b ? a : b; -} - -static void gsr_capture_kms_cuda_stop(gsr_capture *cap, AVCodecContext *video_codec_context); - -static bool cuda_create_codec_context(gsr_capture_kms_cuda *cap_kms, AVCodecContext *video_codec_context) { - CUcontext old_ctx; - cap_kms->cuda.cuCtxPushCurrent_v2(cap_kms->cuda.cu_ctx); - - AVBufferRef *device_ctx = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_CUDA); - if(!device_ctx) { - fprintf(stderr, "Error: Failed to create hardware device context\n"); - cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - return false; - } - - AVHWDeviceContext *hw_device_context = (AVHWDeviceContext*)device_ctx->data; - AVCUDADeviceContext *cuda_device_context = (AVCUDADeviceContext*)hw_device_context->hwctx; - cuda_device_context->cuda_ctx = cap_kms->cuda.cu_ctx; - if(av_hwdevice_ctx_init(device_ctx) < 0) { - fprintf(stderr, "Error: Failed to create hardware device context\n"); - av_buffer_unref(&device_ctx); - cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - 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); - cap_kms->cuda.cuCtxPopCurrent_v2(&old_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_BGR0; - 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 = 1; - - 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); - cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - 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; -} - -// TODO: On monitor reconfiguration, find monitor x, y, width and height again. Do the same for nvfbc. - -typedef struct { - gsr_capture_kms_cuda *cap_kms; - const char *monitor_to_capture; - int monitor_to_capture_len; - int num_monitors; -} MonitorCallbackUserdata; - -static void monitor_callback(const gsr_monitor *monitor, void *userdata) { - MonitorCallbackUserdata *monitor_callback_userdata = userdata; - ++monitor_callback_userdata->num_monitors; - - if(monitor_callback_userdata->monitor_to_capture_len != monitor->name_len || memcmp(monitor_callback_userdata->monitor_to_capture, monitor->name, monitor->name_len) != 0) - return; - - if(monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids < MAX_CONNECTOR_IDS) { - monitor_callback_userdata->cap_kms->monitor_id.connector_ids[monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids] = monitor->connector_id; - ++monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids; - } - - if(monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids == MAX_CONNECTOR_IDS) - fprintf(stderr, "gsr warning: reached max connector ids\n"); -} - -static int gsr_capture_kms_cuda_start(gsr_capture *cap, AVCodecContext *video_codec_context) { - gsr_capture_kms_cuda *cap_kms = cap->priv; - - gsr_monitor monitor; - cap_kms->monitor_id.num_connector_ids = 0; - if(gsr_egl_start_capture(cap_kms->params.egl, cap_kms->params.display_to_capture)) { - if(!get_monitor_by_name(cap_kms->params.egl, GSR_CONNECTION_WAYLAND, cap_kms->params.display_to_capture, &monitor)) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_start: failed to find monitor by name \"%s\"\n", cap_kms->params.display_to_capture); - gsr_capture_kms_cuda_stop(cap, video_codec_context); - return -1; - } - cap_kms->using_wayland_capture = true; - } else { - int kms_init_res = gsr_kms_client_init(&cap_kms->kms_client, cap_kms->params.card_path); - if(kms_init_res != 0) { - gsr_capture_kms_cuda_stop(cap, video_codec_context); - return kms_init_res; - } - - MonitorCallbackUserdata monitor_callback_userdata = { - cap_kms, - cap_kms->params.display_to_capture, strlen(cap_kms->params.display_to_capture), - 0 - }; - for_each_active_monitor_output((void*)cap_kms->params.card_path, GSR_CONNECTION_DRM, monitor_callback, &monitor_callback_userdata); - - if(!get_monitor_by_name((void*)cap_kms->params.card_path, GSR_CONNECTION_DRM, cap_kms->params.display_to_capture, &monitor)) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_start: failed to find monitor by name \"%s\"\n", cap_kms->params.display_to_capture); - gsr_capture_kms_cuda_stop(cap, video_codec_context); - return -1; - } - } - - cap_kms->capture_pos = monitor.pos; - cap_kms->capture_size = monitor.size; - - video_codec_context->width = max_int(2, cap_kms->capture_size.x & ~1); - video_codec_context->height = max_int(2, cap_kms->capture_size.y & ~1); - - /* Disable vsync */ - cap_kms->params.egl->eglSwapInterval(cap_kms->params.egl->egl_display, 0); - - // TODO: overclocking is not supported on wayland... - if(!gsr_cuda_load(&cap_kms->cuda, NULL, false)) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_start: failed to load cuda\n"); - gsr_capture_kms_cuda_stop(cap, video_codec_context); - return -1; - } - - if(!cuda_create_codec_context(cap_kms, video_codec_context)) { - gsr_capture_kms_cuda_stop(cap, video_codec_context); - return -1; - } - - return 0; -} - -static unsigned int gl_create_texture(gsr_capture_kms_cuda *cap_kms, int width, int height) { - unsigned int texture_id = 0; - cap_kms->params.egl->glGenTextures(1, &texture_id); - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, texture_id); - cap_kms->params.egl->glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL); - - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0); - return texture_id; -} - -static bool cuda_register_opengl_texture(gsr_capture_kms_cuda *cap_kms) { - CUresult res; - CUcontext old_ctx; - res = cap_kms->cuda.cuCtxPushCurrent_v2(cap_kms->cuda.cu_ctx); - // TODO: Use cuGraphicsEGLRegisterImage instead with the window egl image (dont use window_texture). - // That removes the need for an extra texture and texture copy - res = cap_kms->cuda.cuGraphicsGLRegisterImage( - &cap_kms->cuda_graphics_resource, cap_kms->target_texture, GL_TEXTURE_2D, - CU_GRAPHICS_REGISTER_FLAGS_READ_ONLY); - if (res != CUDA_SUCCESS) { - const char *err_str = "unknown"; - cap_kms->cuda.cuGetErrorString(res, &err_str); - fprintf(stderr, "gsr error: cuda_register_opengl_texture: cuGraphicsGLRegisterImage failed, error: %s, texture " "id: %u\n", err_str, cap_kms->target_texture); - res = cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - return false; - } - - res = cap_kms->cuda.cuGraphicsResourceSetMapFlags(cap_kms->cuda_graphics_resource, CU_GRAPHICS_MAP_RESOURCE_FLAGS_READ_ONLY); - res = cap_kms->cuda.cuGraphicsMapResources(1, &cap_kms->cuda_graphics_resource, 0); - - res = cap_kms->cuda.cuGraphicsSubResourceGetMappedArray(&cap_kms->mapped_array, cap_kms->cuda_graphics_resource, 0, 0); - res = cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - return true; -} - -static void gsr_capture_kms_cuda_tick(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame **frame) { - gsr_capture_kms_cuda *cap_kms = cap->priv; - - // TODO: - cap_kms->params.egl->glClear(GL_COLOR_BUFFER_BIT); - - if(!cap_kms->created_hw_frame) { - cap_kms->created_hw_frame = true; - - av_frame_free(frame); - *frame = av_frame_alloc(); - if(!frame) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to allocate frame\n"); - cap_kms->should_stop = true; - cap_kms->stop_is_error = true; - return; - } - (*frame)->format = video_codec_context->pix_fmt; - (*frame)->width = video_codec_context->width; - (*frame)->height = video_codec_context->height; - (*frame)->color_range = video_codec_context->color_range; - (*frame)->color_primaries = video_codec_context->color_primaries; - (*frame)->color_trc = video_codec_context->color_trc; - (*frame)->colorspace = video_codec_context->colorspace; - (*frame)->chroma_location = video_codec_context->chroma_sample_location; - - if(av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, *frame, 0) < 0) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: av_hwframe_get_buffer failed\n"); - cap_kms->should_stop = true; - cap_kms->stop_is_error = true; - return; - } - - cap_kms->params.egl->glGenTextures(1, &cap_kms->input_texture); - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, cap_kms->input_texture); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0); - - cap_kms->target_texture = gl_create_texture(cap_kms, video_codec_context->width, video_codec_context->height); - if(cap_kms->target_texture == 0) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to create opengl texture\n"); - cap_kms->should_stop = true; - cap_kms->stop_is_error = true; - return; - } - - if(!cuda_register_opengl_texture(cap_kms)) { - cap_kms->should_stop = true; - cap_kms->stop_is_error = true; - return; - } - - gsr_color_conversion_params color_conversion_params = {0}; - color_conversion_params.egl = cap_kms->params.egl; - color_conversion_params.source_color = GSR_SOURCE_COLOR_RGB; - color_conversion_params.destination_color = GSR_DESTINATION_COLOR_BGR; - - color_conversion_params.destination_textures[0] = cap_kms->target_texture; - color_conversion_params.num_destination_textures = 1; - - if(gsr_color_conversion_init(&cap_kms->color_conversion, &color_conversion_params) != 0) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to create color conversion\n"); - cap_kms->should_stop = true; - cap_kms->stop_is_error = true; - return; - } - } -} - -static bool gsr_capture_kms_cuda_should_stop(gsr_capture *cap, bool *err) { - gsr_capture_kms_cuda *cap_kms = cap->priv; - if(cap_kms->should_stop) { - if(err) - *err = cap_kms->stop_is_error; - return true; - } - - if(err) - *err = false; - return false; -} - -/* Prefer non combined planes */ -static gsr_kms_response_fd* find_drm_by_connector_id(gsr_kms_response *kms_response, uint32_t connector_id) { - int index_combined = -1; - for(int i = 0; i < kms_response->num_fds; ++i) { - if(kms_response->fds[i].connector_id == connector_id && !kms_response->fds[i].is_cursor) { - if(kms_response->fds[i].is_combined_plane) - index_combined = i; - else - return &kms_response->fds[i]; - } - } - - if(index_combined != -1) - return &kms_response->fds[index_combined]; - else - return NULL; -} - -static gsr_kms_response_fd* find_first_combined_drm(gsr_kms_response *kms_response) { - for(int i = 0; i < kms_response->num_fds; ++i) { - if(kms_response->fds[i].is_combined_plane && !kms_response->fds[i].is_cursor) - return &kms_response->fds[i]; - } - return NULL; -} - -static gsr_kms_response_fd* find_largest_drm(gsr_kms_response *kms_response) { - if(kms_response->num_fds == 0) - return NULL; - - int64_t largest_size = 0; - gsr_kms_response_fd *largest_drm = &kms_response->fds[0]; - for(int i = 0; i < kms_response->num_fds; ++i) { - const int64_t size = (int64_t)kms_response->fds[i].width * (int64_t)kms_response->fds[i].height; - if(size > largest_size && !kms_response->fds[i].is_cursor) { - largest_size = size; - largest_drm = &kms_response->fds[i]; - } - } - return largest_drm; -} - -static void gsr_capture_kms_unload_cuda_graphics(gsr_capture_kms_cuda *cap_kms) { - if(cap_kms->cuda.cu_ctx) { - CUcontext old_ctx; - cap_kms->cuda.cuCtxPushCurrent_v2(cap_kms->cuda.cu_ctx); - - if(cap_kms->cuda_graphics_resource) { - cap_kms->cuda.cuGraphicsUnmapResources(1, &cap_kms->cuda_graphics_resource, 0); - cap_kms->cuda.cuGraphicsUnregisterResource(cap_kms->cuda_graphics_resource); - cap_kms->cuda_graphics_resource = 0; - } - - cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx); - } -} - -static gsr_kms_response_fd* find_cursor_drm(gsr_kms_response *kms_response) { - for(int i = 0; i < kms_response->num_fds; ++i) { - if(kms_response->fds[i].is_cursor) - return &kms_response->fds[i]; - } - return NULL; -} - -static int gsr_capture_kms_cuda_capture(gsr_capture *cap, AVFrame *frame) { - (void)frame; - gsr_capture_kms_cuda *cap_kms = cap->priv; - - for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) { - if(cap_kms->kms_response.fds[i].fd > 0) - close(cap_kms->kms_response.fds[i].fd); - cap_kms->kms_response.fds[i].fd = 0; - } - cap_kms->kms_response.num_fds = 0; - - gsr_kms_response_fd *drm_fd = NULL; - gsr_kms_response_fd *cursor_drm_fd = NULL; - bool capture_is_combined_plane = false; - if(cap_kms->using_wayland_capture) { - gsr_egl_update(cap_kms->params.egl); - cap_kms->wayland_kms_data.fd = cap_kms->params.egl->fd; - cap_kms->wayland_kms_data.width = cap_kms->params.egl->width; - cap_kms->wayland_kms_data.height = cap_kms->params.egl->height; - cap_kms->wayland_kms_data.pitch = cap_kms->params.egl->pitch; - cap_kms->wayland_kms_data.offset = cap_kms->params.egl->offset; - cap_kms->wayland_kms_data.pixel_format = cap_kms->params.egl->pixel_format; - cap_kms->wayland_kms_data.modifier = cap_kms->params.egl->modifier; - cap_kms->wayland_kms_data.connector_id = 0; - cap_kms->wayland_kms_data.is_combined_plane = false; - cap_kms->wayland_kms_data.is_cursor = false; - cap_kms->wayland_kms_data.x = cap_kms->wayland_kms_data.x; // TODO: Use these - cap_kms->wayland_kms_data.y = cap_kms->wayland_kms_data.y; - cap_kms->wayland_kms_data.src_w = cap_kms->wayland_kms_data.width; - cap_kms->wayland_kms_data.src_h = cap_kms->wayland_kms_data.height; - - cap_kms->capture_pos.x = cap_kms->wayland_kms_data.x; - cap_kms->capture_pos.y = cap_kms->wayland_kms_data.y; - - if(cap_kms->wayland_kms_data.fd <= 0) - return -1; - - drm_fd = &cap_kms->wayland_kms_data; - } else { - if(gsr_kms_client_get_kms(&cap_kms->kms_client, &cap_kms->kms_response) != 0) { - fprintf(stderr, "gsr error: gsr_capture_kms_vaapi_capture: failed to get kms, error: %d (%s)\n", cap_kms->kms_response.result, cap_kms->kms_response.err_msg); - return -1; - } - - if(cap_kms->kms_response.num_fds == 0) { - static bool error_shown = false; - if(!error_shown) { - error_shown = true; - fprintf(stderr, "gsr error: no drm found, capture will fail\n"); - } - return -1; - } - - for(int i = 0; i < cap_kms->monitor_id.num_connector_ids; ++i) { - drm_fd = find_drm_by_connector_id(&cap_kms->kms_response, cap_kms->monitor_id.connector_ids[i]); - if(drm_fd) - break; - } - - // Will never happen on wayland unless the target monitor has been disconnected - if(!drm_fd) { - drm_fd = find_first_combined_drm(&cap_kms->kms_response); - if(!drm_fd) - drm_fd = find_largest_drm(&cap_kms->kms_response); - capture_is_combined_plane = true; - } - - cursor_drm_fd = find_cursor_drm(&cap_kms->kms_response); - } - - if(!drm_fd) - return -1; - - if(!capture_is_combined_plane && cursor_drm_fd && cursor_drm_fd->connector_id != drm_fd->connector_id) - cursor_drm_fd = NULL; - - const intptr_t img_attr[] = { - //EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, - EGL_LINUX_DRM_FOURCC_EXT, drm_fd->pixel_format,//cap_kms->params.egl->pixel_format, ARGB8888 - EGL_WIDTH, drm_fd->width,//cap_kms->params.egl->width, - EGL_HEIGHT, drm_fd->height,//cap_kms->params.egl->height, - EGL_DMA_BUF_PLANE0_FD_EXT, drm_fd->fd,//cap_kms->params.egl->fd, - EGL_DMA_BUF_PLANE0_OFFSET_EXT, drm_fd->offset,//cap_kms->params.egl->offset, - EGL_DMA_BUF_PLANE0_PITCH_EXT, drm_fd->pitch,//cap_kms->params.egl->pitch, - EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, drm_fd->modifier & 0xFFFFFFFFULL,//cap_kms->params.egl->modifier & 0xFFFFFFFFULL, - EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, drm_fd->modifier >> 32ULL,//cap_kms->params.egl->modifier >> 32ULL, - EGL_NONE - }; - - EGLImage image = cap_kms->params.egl->eglCreateImage(cap_kms->params.egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr); - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, cap_kms->input_texture); - cap_kms->params.egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image); - cap_kms->params.egl->eglDestroyImage(cap_kms->params.egl->egl_display, image); - cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0); - - vec2i capture_pos = cap_kms->capture_pos; - if(!capture_is_combined_plane) - capture_pos = (vec2i){drm_fd->x, drm_fd->y}; - - gsr_color_conversion_draw(&cap_kms->color_conversion, cap_kms->input_texture, - (vec2i){0, 0}, cap_kms->capture_size, - capture_pos, cap_kms->capture_size, - 0.0f); - - cap_kms->params.egl->eglSwapBuffers(cap_kms->params.egl->egl_display, cap_kms->params.egl->egl_surface); - - frame->linesize[0] = frame->width * 4; - - CUDA_MEMCPY2D memcpy_struct; - memcpy_struct.srcXInBytes = 0; - memcpy_struct.srcY = 0; - memcpy_struct.srcMemoryType = CU_MEMORYTYPE_ARRAY; - - memcpy_struct.dstXInBytes = 0; - memcpy_struct.dstY = 0; - memcpy_struct.dstMemoryType = CU_MEMORYTYPE_DEVICE; - - memcpy_struct.srcArray = cap_kms->mapped_array; - memcpy_struct.srcPitch = frame->linesize[0]; - memcpy_struct.dstDevice = (CUdeviceptr)frame->data[0]; - memcpy_struct.dstPitch = frame->linesize[0]; - memcpy_struct.WidthInBytes = frame->width * 4; - memcpy_struct.Height = frame->height; - cap_kms->cuda.cuMemcpy2D_v2(&memcpy_struct); - - return 0; -} - -static void gsr_capture_kms_cuda_capture_end(gsr_capture *cap, AVFrame *frame) { - (void)frame; - gsr_capture_kms_cuda *cap_kms = cap->priv; - - gsr_egl_cleanup_frame(cap_kms->params.egl); - - for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) { - if(cap_kms->kms_response.fds[i].fd > 0) - close(cap_kms->kms_response.fds[i].fd); - cap_kms->kms_response.fds[i].fd = 0; - } - cap_kms->kms_response.num_fds = 0; -} - -static void gsr_capture_kms_cuda_stop(gsr_capture *cap, AVCodecContext *video_codec_context) { - gsr_capture_kms_cuda *cap_kms = cap->priv; - - gsr_color_conversion_deinit(&cap_kms->color_conversion); - - gsr_capture_kms_unload_cuda_graphics(cap_kms); - - if(cap_kms->params.egl->egl_context) { - if(cap_kms->input_texture) { - cap_kms->params.egl->glDeleteTextures(1, &cap_kms->input_texture); - cap_kms->input_texture = 0; - } - - if(cap_kms->target_texture) { - cap_kms->params.egl->glDeleteTextures(1, &cap_kms->target_texture); - cap_kms->target_texture = 0; - } - } - - for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) { - if(cap_kms->kms_response.fds[i].fd > 0) - close(cap_kms->kms_response.fds[i].fd); - cap_kms->kms_response.fds[i].fd = 0; - } - cap_kms->kms_response.num_fds = 0; - - if(video_codec_context->hw_device_ctx) - av_buffer_unref(&video_codec_context->hw_device_ctx); - if(video_codec_context->hw_frames_ctx) - av_buffer_unref(&video_codec_context->hw_frames_ctx); - - gsr_cuda_unload(&cap_kms->cuda); - gsr_kms_client_deinit(&cap_kms->kms_client); -} - -static void gsr_capture_kms_cuda_destroy(gsr_capture *cap, AVCodecContext *video_codec_context) { - (void)video_codec_context; - gsr_capture_kms_cuda *cap_kms = cap->priv; - if(cap->priv) { - gsr_capture_kms_cuda_stop(cap, video_codec_context); - free((void*)cap_kms->params.display_to_capture); - cap_kms->params.display_to_capture = NULL; - free(cap->priv); - cap->priv = NULL; - } - free(cap); -} - -gsr_capture* gsr_capture_kms_cuda_create(const gsr_capture_kms_cuda_params *params) { - if(!params) { - fprintf(stderr, "gsr error: gsr_capture_kms_cuda_create params is NULL\n"); - return NULL; - } - - gsr_capture *cap = calloc(1, sizeof(gsr_capture)); - if(!cap) - return NULL; - - gsr_capture_kms_cuda *cap_kms = calloc(1, sizeof(gsr_capture_kms_cuda)); - if(!cap_kms) { - free(cap); - return NULL; - } - - const char *display_to_capture = strdup(params->display_to_capture); - if(!display_to_capture) { - free(cap); - free(cap_kms); - return NULL; - } - - cap_kms->params = *params; - cap_kms->params.display_to_capture = display_to_capture; - - *cap = (gsr_capture) { - .start = gsr_capture_kms_cuda_start, - .tick = gsr_capture_kms_cuda_tick, - .should_stop = gsr_capture_kms_cuda_should_stop, - .capture = gsr_capture_kms_cuda_capture, - .capture_end = gsr_capture_kms_cuda_capture_end, - .destroy = gsr_capture_kms_cuda_destroy, - .priv = cap_kms - }; - - return cap; -} |