mirror of
https://repo.dec05eba.com/gpu-screen-recorder
synced 2026-05-07 07:16:21 +09:00
Refactor kms_vaapi and kms_cuda
Also fixes color metadata, color range and hdr on nvidia wayland.
This commit is contained in:
dec05eba
@@ -1,25 +1,35 @@
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#include "../../include/capture/capture.h"
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#include "../../include/egl.h"
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#include "../../include/cuda.h"
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#include <stdio.h>
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#include <stdint.h>
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#include <va/va.h>
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#include <va/va_drmcommon.h>
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#include <libavutil/frame.h>
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#include <libavcodec/avcodec.h>
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int gsr_capture_start(gsr_capture *cap, AVCodecContext *video_codec_context) {
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#define FOURCC_NV12 842094158
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#define FOURCC_P010 808530000
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int gsr_capture_start(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame) {
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if(cap->started)
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return -1;
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int res = cap->start(cap, video_codec_context);
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int res = cap->start(cap, video_codec_context, frame);
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if(res == 0)
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cap->started = true;
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return res;
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}
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void gsr_capture_tick(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame **frame) {
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void gsr_capture_tick(gsr_capture *cap, AVCodecContext *video_codec_context) {
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if(!cap->started) {
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fprintf(stderr, "gsr error: gsp_capture_tick failed: the gsr capture has not been started\n");
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return;
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}
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if(cap->tick)
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cap->tick(cap, video_codec_context, frame);
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cap->tick(cap, video_codec_context);
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}
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bool gsr_capture_should_stop(gsr_capture *cap, bool *err) {
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@@ -57,3 +67,237 @@ void gsr_capture_end(gsr_capture *cap, AVFrame *frame) {
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void gsr_capture_destroy(gsr_capture *cap, AVCodecContext *video_codec_context) {
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cap->destroy(cap, video_codec_context);
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}
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static uint32_t fourcc(uint32_t a, uint32_t b, uint32_t c, uint32_t d) {
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return (d << 24) | (c << 16) | (b << 8) | a;
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}
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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) {
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const int res = av_hwframe_get_buffer(self->video_codec_context->hw_frames_ctx, frame, 0);
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if(res < 0) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: av_hwframe_get_buffer failed: %d\n", res);
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return false;
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}
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VASurfaceID target_surface_id = (uintptr_t)frame->data[3];
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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);
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if(va_status != VA_STATUS_SUCCESS) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: vaExportSurfaceHandle failed, error: %d\n", va_status);
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return false;
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}
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vaSyncSurface(va_dpy, target_surface_id);
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egl->glGenTextures(1, &self->input_texture);
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egl->glBindTexture(GL_TEXTURE_2D, self->input_texture);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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egl->glGenTextures(1, &self->cursor_texture);
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egl->glBindTexture(GL_TEXTURE_2D, self->cursor_texture);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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const uint32_t formats_nv12[2] = { fourcc('R', '8', ' ', ' '), fourcc('G', 'R', '8', '8') };
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const uint32_t formats_p010[2] = { fourcc('R', '1', '6', ' '), fourcc('G', 'R', '3', '2') };
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if(prime->fourcc == FOURCC_NV12 || prime->fourcc == FOURCC_P010) {
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const uint32_t *formats = prime->fourcc == FOURCC_NV12 ? formats_nv12 : formats_p010;
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const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size
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egl->glGenTextures(2, self->target_textures);
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for(int i = 0; i < 2; ++i) {
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const int layer = i;
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const int plane = 0;
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//const uint64_t modifier = prime->objects[prime->layers[layer].object_index[plane]].drm_format_modifier;
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const intptr_t img_attr[] = {
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EGL_LINUX_DRM_FOURCC_EXT, formats[i],
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EGL_WIDTH, prime->width / div[i],
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EGL_HEIGHT, prime->height / div[i],
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EGL_DMA_BUF_PLANE0_FD_EXT, prime->objects[prime->layers[layer].object_index[plane]].fd,
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EGL_DMA_BUF_PLANE0_OFFSET_EXT, prime->layers[layer].offset[plane],
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EGL_DMA_BUF_PLANE0_PITCH_EXT, prime->layers[layer].pitch[plane],
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// TODO:
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//EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, modifier & 0xFFFFFFFFULL,
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//EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, modifier >> 32ULL,
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EGL_NONE
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};
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while(egl->eglGetError() != EGL_SUCCESS){}
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EGLImage image = egl->eglCreateImage(egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr);
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if(!image) {
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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());
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return false;
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}
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egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[i]);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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while(egl->glGetError()) {}
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while(egl->eglGetError() != EGL_SUCCESS){}
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egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image);
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if(egl->glGetError() != 0 || egl->eglGetError() != EGL_SUCCESS) {
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// TODO: Get the error properly
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: failed to bind egl image to gl texture, error: %d\n", egl->eglGetError());
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egl->eglDestroyImage(egl->egl_display, image);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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return false;
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}
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egl->eglDestroyImage(egl->egl_display, image);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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}
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gsr_color_conversion_params color_conversion_params = {0};
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color_conversion_params.color_range = color_range;
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color_conversion_params.egl = egl;
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color_conversion_params.source_color = GSR_SOURCE_COLOR_RGB;
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if(prime->fourcc == FOURCC_NV12)
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color_conversion_params.destination_color = GSR_DESTINATION_COLOR_NV12;
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else
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color_conversion_params.destination_color = GSR_DESTINATION_COLOR_P010;
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color_conversion_params.destination_textures[0] = self->target_textures[0];
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color_conversion_params.destination_textures[1] = self->target_textures[1];
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color_conversion_params.num_destination_textures = 2;
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if(gsr_color_conversion_init(&self->color_conversion, &color_conversion_params) != 0) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: failed to create color conversion\n");
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return false;
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}
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return true;
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} else {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_vaapi_textures: unexpected fourcc %u for output drm fd, expected nv12 or p010\n", prime->fourcc);
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return false;
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}
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}
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static unsigned int gl_create_texture(gsr_egl *egl, int width, int height, int internal_format, unsigned int format) {
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unsigned int texture_id = 0;
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egl->glGenTextures(1, &texture_id);
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egl->glBindTexture(GL_TEXTURE_2D, texture_id);
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egl->glTexImage2D(GL_TEXTURE_2D, 0, internal_format, width, height, 0, format, GL_UNSIGNED_BYTE, NULL);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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return texture_id;
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}
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static bool cuda_register_opengl_texture(gsr_cuda *cuda, CUgraphicsResource *cuda_graphics_resource, CUarray *mapped_array, unsigned int texture_id) {
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CUresult res;
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CUcontext old_ctx;
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res = cuda->cuCtxPushCurrent_v2(cuda->cu_ctx);
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res = cuda->cuGraphicsGLRegisterImage(cuda_graphics_resource, texture_id, GL_TEXTURE_2D, CU_GRAPHICS_REGISTER_FLAGS_NONE);
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if (res != CUDA_SUCCESS) {
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const char *err_str = "unknown";
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cuda->cuGetErrorString(res, &err_str);
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fprintf(stderr, "gsr error: cuda_register_opengl_texture: cuGraphicsGLRegisterImage failed, error: %s, texture " "id: %u\n", err_str, texture_id);
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res = cuda->cuCtxPopCurrent_v2(&old_ctx);
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return false;
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}
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res = cuda->cuGraphicsResourceSetMapFlags(*cuda_graphics_resource, CU_GRAPHICS_MAP_RESOURCE_FLAGS_NONE);
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res = cuda->cuGraphicsMapResources(1, cuda_graphics_resource, 0);
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res = cuda->cuGraphicsSubResourceGetMappedArray(mapped_array, *cuda_graphics_resource, 0, 0);
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res = cuda->cuCtxPopCurrent_v2(&old_ctx);
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return true;
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}
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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, bool hdr) {
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// TODO:
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const int res = av_hwframe_get_buffer(base->video_codec_context->hw_frames_ctx, frame, 0);
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if(res < 0) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: av_hwframe_get_buffer failed: %d\n", res);
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return false;
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}
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egl->glGenTextures(1, &base->input_texture);
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egl->glBindTexture(GL_TEXTURE_2D, base->input_texture);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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egl->glBindTexture(GL_TEXTURE_2D, 0);
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egl->glGenTextures(1, &base->cursor_texture);
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egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, base->cursor_texture);
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egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, 0);
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const unsigned int internal_formats_nv12[2] = { GL_R8, GL_RG8 };
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const unsigned int internal_formats_p010[2] = { GL_R16, GL_RG16 };
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const unsigned int formats[2] = { GL_RED, GL_RG };
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const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size
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for(int i = 0; i < 2; ++i) {
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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]);
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if(base->target_textures[i] == 0) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: failed to create opengl texture\n");
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return false;
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}
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if(!cuda_register_opengl_texture(cuda_context->cuda, &cuda_context->cuda_graphics_resources[i], &cuda_context->mapped_arrays[i], base->target_textures[i])) {
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return false;
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}
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}
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gsr_color_conversion_params color_conversion_params = {0};
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color_conversion_params.color_range = color_range;
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color_conversion_params.egl = egl;
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color_conversion_params.source_color = GSR_SOURCE_COLOR_RGB;
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if(!hdr)
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color_conversion_params.destination_color = GSR_DESTINATION_COLOR_NV12;
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else
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color_conversion_params.destination_color = GSR_DESTINATION_COLOR_P010;
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color_conversion_params.destination_textures[0] = base->target_textures[0];
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color_conversion_params.destination_textures[1] = base->target_textures[1];
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color_conversion_params.num_destination_textures = 2;
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if(gsr_color_conversion_init(&base->color_conversion, &color_conversion_params) != 0) {
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fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: failed to create color conversion\n");
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return false;
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}
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return true;
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}
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void gsr_capture_base_stop(gsr_capture_base *self, gsr_egl *egl) {
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gsr_color_conversion_deinit(&self->color_conversion);
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if(egl->egl_context) {
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if(self->input_texture) {
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egl->glDeleteTextures(1, &self->input_texture);
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self->input_texture = 0;
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}
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if(self->cursor_texture) {
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egl->glDeleteTextures(1, &self->cursor_texture);
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self->cursor_texture = 0;
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}
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egl->glDeleteTextures(2, self->target_textures);
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self->target_textures[0] = 0;
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self->target_textures[1] = 0;
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}
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}
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