diff options
Diffstat (limited to 'src/encoder/video')
| -rw-r--r-- | src/encoder/video/cuda.c | 237 | ||||
| -rw-r--r-- | src/encoder/video/software.c | 140 | ||||
| -rw-r--r-- | src/encoder/video/vaapi.c | 265 | ||||
| -rw-r--r-- | src/encoder/video/video.c | 26 | ||||
| -rw-r--r-- | src/encoder/video/vulkan.c | 313 |
5 files changed, 981 insertions, 0 deletions
diff --git a/src/encoder/video/cuda.c b/src/encoder/video/cuda.c new file mode 100644 index 0000000..6d26cdd --- /dev/null +++ b/src/encoder/video/cuda.c @@ -0,0 +1,237 @@ +#include "../../../include/encoder/video/cuda.h" +#include "../../../include/egl.h" +#include "../../../include/cuda.h" + +#include <libavcodec/avcodec.h> +#include <libavutil/hwcontext_cuda.h> + +#include <stdlib.h> + +typedef struct { + gsr_video_encoder_cuda_params params; + + unsigned int target_textures[2]; + + AVBufferRef *device_ctx; + + gsr_cuda cuda; + CUgraphicsResource cuda_graphics_resources[2]; + CUarray mapped_arrays[2]; + CUstream cuda_stream; +} gsr_video_encoder_cuda; + +static bool gsr_video_encoder_cuda_setup_context(gsr_video_encoder_cuda *self, AVCodecContext *video_codec_context) { + self->device_ctx = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_CUDA); + if(!self->device_ctx) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_context failed: failed to create hardware device context\n"); + return false; + } + + AVHWDeviceContext *hw_device_context = (AVHWDeviceContext*)self->device_ctx->data; + AVCUDADeviceContext *cuda_device_context = (AVCUDADeviceContext*)hw_device_context->hwctx; + cuda_device_context->cuda_ctx = self->cuda.cu_ctx; + if(av_hwdevice_ctx_init(self->device_ctx) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_context failed: failed to create hardware device context\n"); + av_buffer_unref(&self->device_ctx); + return false; + } + + AVBufferRef *frame_context = av_hwframe_ctx_alloc(self->device_ctx); + if(!frame_context) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_context failed: failed to create hwframe context\n"); + av_buffer_unref(&self->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 = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? AV_PIX_FMT_P010LE : AV_PIX_FMT_NV12; + hw_frame_context->format = video_codec_context->pix_fmt; + hw_frame_context->device_ctx = (AVHWDeviceContext*)self->device_ctx->data; + + if (av_hwframe_ctx_init(frame_context) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_context failed: failed to initialize hardware frame context " + "(note: ffmpeg version needs to be > 4.0)\n"); + av_buffer_unref(&self->device_ctx); + //av_buffer_unref(&frame_context); + return false; + } + + self->cuda_stream = cuda_device_context->stream; + video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context); + av_buffer_unref(&frame_context); + return true; +} + +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; + 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); + 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); + return true; +} + +static bool gsr_video_encoder_cuda_setup_textures(gsr_video_encoder_cuda *self, AVCodecContext *video_codec_context, AVFrame *frame) { + const int res = av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, frame, 0); + if(res < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_textures: av_hwframe_get_buffer failed: %d\n", res); + return false; + } + + 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) { + self->target_textures[i] = gl_create_texture(self->params.egl, video_codec_context->width / div[i], video_codec_context->height / div[i], self->params.color_depth == GSR_COLOR_DEPTH_8_BITS ? internal_formats_nv12[i] : internal_formats_p010[i], formats[i]); + if(self->target_textures[i] == 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_textures: failed to create opengl texture\n"); + return false; + } + + if(!cuda_register_opengl_texture(&self->cuda, &self->cuda_graphics_resources[i], &self->mapped_arrays[i], self->target_textures[i])) { + return false; + } + } + + return true; +} + +static void gsr_video_encoder_cuda_stop(gsr_video_encoder_cuda *self, AVCodecContext *video_codec_context); + +static bool gsr_video_encoder_cuda_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) { + gsr_video_encoder_cuda *self = encoder->priv; + + const bool overclock = gsr_egl_get_display_server(self->params.egl) == GSR_DISPLAY_SERVER_X11 ? self->params.overclock : false; + if(!gsr_cuda_load(&self->cuda, self->params.egl->x11.dpy, overclock)) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_start: failed to load cuda\n"); + gsr_video_encoder_cuda_stop(self, video_codec_context); + return false; + } + + if(!gsr_video_encoder_cuda_setup_context(self, video_codec_context)) { + gsr_video_encoder_cuda_stop(self, video_codec_context); + return false; + } + + if(!gsr_video_encoder_cuda_setup_textures(self, video_codec_context, frame)) { + gsr_video_encoder_cuda_stop(self, video_codec_context); + return false; + } + + return true; +} + +void gsr_video_encoder_cuda_stop(gsr_video_encoder_cuda *self, AVCodecContext *video_codec_context) { + self->params.egl->glDeleteTextures(2, self->target_textures); + self->target_textures[0] = 0; + self->target_textures[1] = 0; + + if(video_codec_context->hw_frames_ctx) + av_buffer_unref(&video_codec_context->hw_frames_ctx); + if(self->device_ctx) + av_buffer_unref(&self->device_ctx); + + if(self->cuda.cu_ctx) { + for(int i = 0; i < 2; ++i) { + if(self->cuda_graphics_resources[i]) { + self->cuda.cuGraphicsUnmapResources(1, &self->cuda_graphics_resources[i], 0); + self->cuda.cuGraphicsUnregisterResource(self->cuda_graphics_resources[i]); + self->cuda_graphics_resources[i] = 0; + } + } + } + + gsr_cuda_unload(&self->cuda); +} + +static void gsr_video_encoder_cuda_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame, gsr_color_conversion *color_conversion) { + gsr_video_encoder_cuda *self = encoder->priv; + const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size + for(int i = 0; i < 2; ++i) { + 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 = self->mapped_arrays[i]; + memcpy_struct.srcPitch = frame->width / div[i]; + memcpy_struct.dstDevice = (CUdeviceptr)frame->data[i]; + memcpy_struct.dstPitch = frame->linesize[i]; + memcpy_struct.WidthInBytes = frame->width * (self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? 2 : 1); + memcpy_struct.Height = frame->height / div[i]; + // TODO: Remove this copy if possible + self->cuda.cuMemcpy2DAsync_v2(&memcpy_struct, self->cuda_stream); + } + + // TODO: needed? + self->cuda.cuStreamSynchronize(self->cuda_stream); +} + +static void gsr_video_encoder_cuda_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) { + gsr_video_encoder_cuda *self = encoder->priv; + textures[0] = self->target_textures[0]; + textures[1] = self->target_textures[1]; + *num_textures = 2; + *destination_color = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? GSR_DESTINATION_COLOR_P010 : GSR_DESTINATION_COLOR_NV12; +} + +static void gsr_video_encoder_cuda_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) { + gsr_video_encoder_cuda_stop(encoder->priv, video_codec_context); + free(encoder->priv); + free(encoder); +} + +gsr_video_encoder* gsr_video_encoder_cuda_create(const gsr_video_encoder_cuda_params *params) { + gsr_video_encoder *encoder = calloc(1, sizeof(gsr_video_encoder)); + if(!encoder) + return NULL; + + gsr_video_encoder_cuda *encoder_cuda = calloc(1, sizeof(gsr_video_encoder_cuda)); + if(!encoder_cuda) { + free(encoder); + return NULL; + } + + encoder_cuda->params = *params; + + *encoder = (gsr_video_encoder) { + .start = gsr_video_encoder_cuda_start, + .copy_textures_to_frame = gsr_video_encoder_cuda_copy_textures_to_frame, + .get_textures = gsr_video_encoder_cuda_get_textures, + .destroy = gsr_video_encoder_cuda_destroy, + .priv = encoder_cuda + }; + + return encoder; +} diff --git a/src/encoder/video/software.c b/src/encoder/video/software.c new file mode 100644 index 0000000..be227f2 --- /dev/null +++ b/src/encoder/video/software.c @@ -0,0 +1,140 @@ +#include "../../../include/encoder/video/software.h" +#include "../../../include/egl.h" + +#include <libavcodec/avcodec.h> +#include <libavutil/frame.h> + +#include <stdlib.h> + +#define LINESIZE_ALIGNMENT 4 + +typedef struct { + gsr_video_encoder_software_params params; + + unsigned int target_textures[2]; +} gsr_video_encoder_software; + +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 gsr_video_encoder_software_setup_textures(gsr_video_encoder_software *self, AVCodecContext *video_codec_context, AVFrame *frame) { + int res = av_frame_get_buffer(frame, LINESIZE_ALIGNMENT); + if(res < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_software_setup_textures: av_frame_get_buffer failed: %d\n", res); + return false; + } + + res = av_frame_make_writable(frame); + if(res < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_software_setup_textures: av_frame_make_writable failed: %d\n", res); + return false; + } + + 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) { + self->target_textures[i] = gl_create_texture(self->params.egl, video_codec_context->width / div[i], video_codec_context->height / div[i], self->params.color_depth == GSR_COLOR_DEPTH_8_BITS ? internal_formats_nv12[i] : internal_formats_p010[i], formats[i]); + if(self->target_textures[i] == 0) { + fprintf(stderr, "gsr error: gsr_capture_kms_setup_cuda_textures: failed to create opengl texture\n"); + return false; + } + } + + return true; +} + +static void gsr_video_encoder_software_stop(gsr_video_encoder_software *self, AVCodecContext *video_codec_context); + +static bool gsr_video_encoder_software_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) { + gsr_video_encoder_software *self = encoder->priv; + + video_codec_context->width = FFALIGN(video_codec_context->width, LINESIZE_ALIGNMENT); + video_codec_context->height = FFALIGN(video_codec_context->height, 2); + + frame->width = video_codec_context->width; + frame->height = video_codec_context->height; + + if(!gsr_video_encoder_software_setup_textures(self, video_codec_context, frame)) { + gsr_video_encoder_software_stop(self, video_codec_context); + return false; + } + + return true; +} + +void gsr_video_encoder_software_stop(gsr_video_encoder_software *self, AVCodecContext *video_codec_context) { + (void)video_codec_context; + self->params.egl->glDeleteTextures(2, self->target_textures); + self->target_textures[0] = 0; + self->target_textures[1] = 0; +} + +static void gsr_video_encoder_software_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame, gsr_color_conversion *color_conversion) { + gsr_video_encoder_software *self = encoder->priv; + // TODO: hdr support + const unsigned int formats[2] = { GL_RED, GL_RG }; + for(int i = 0; i < 2; ++i) { + self->params.egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[i]); + // We could use glGetTexSubImage and then we wouldn't have to use a specific linesize (LINESIZE_ALIGNMENT) that adds padding, + // but glGetTexSubImage is only available starting from opengl 4.5. + self->params.egl->glGetTexImage(GL_TEXTURE_2D, 0, formats[i], GL_UNSIGNED_BYTE, frame->data[i]); + } + self->params.egl->glBindTexture(GL_TEXTURE_2D, 0); + // cap_kms->kms.base.egl->eglSwapBuffers(cap_kms->kms.base.egl->egl_display, cap_kms->kms.base.egl->egl_surface); + + self->params.egl->glFlush(); + self->params.egl->glFinish(); +} + +static void gsr_video_encoder_software_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) { + gsr_video_encoder_software *self = encoder->priv; + textures[0] = self->target_textures[0]; + textures[1] = self->target_textures[1]; + *num_textures = 2; + *destination_color = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? GSR_DESTINATION_COLOR_P010 : GSR_DESTINATION_COLOR_NV12; +} + +static void gsr_video_encoder_software_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) { + gsr_video_encoder_software_stop(encoder->priv, video_codec_context); + free(encoder->priv); + free(encoder); +} + +gsr_video_encoder* gsr_video_encoder_software_create(const gsr_video_encoder_software_params *params) { + gsr_video_encoder *encoder = calloc(1, sizeof(gsr_video_encoder)); + if(!encoder) + return NULL; + + gsr_video_encoder_software *encoder_software = calloc(1, sizeof(gsr_video_encoder_software)); + if(!encoder_software) { + free(encoder); + return NULL; + } + + encoder_software->params = *params; + + *encoder = (gsr_video_encoder) { + .start = gsr_video_encoder_software_start, + .copy_textures_to_frame = gsr_video_encoder_software_copy_textures_to_frame, + .get_textures = gsr_video_encoder_software_get_textures, + .destroy = gsr_video_encoder_software_destroy, + .priv = encoder_software + }; + + return encoder; +} diff --git a/src/encoder/video/vaapi.c b/src/encoder/video/vaapi.c new file mode 100644 index 0000000..d558785 --- /dev/null +++ b/src/encoder/video/vaapi.c @@ -0,0 +1,265 @@ +#include "../../../include/encoder/video/vaapi.h" +#include "../../../include/utils.h" +#include "../../../include/egl.h" + +#include <libavcodec/avcodec.h> +#include <libavutil/hwcontext_vaapi.h> +#include <libavutil/intreadwrite.h> + +#include <va/va_drmcommon.h> + +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> + +typedef struct { + gsr_video_encoder_vaapi_params params; + + unsigned int target_textures[2]; + + AVBufferRef *device_ctx; + VADisplay va_dpy; + VADRMPRIMESurfaceDescriptor prime; +} gsr_video_encoder_vaapi; + +static bool gsr_video_encoder_vaapi_setup_context(gsr_video_encoder_vaapi *self, AVCodecContext *video_codec_context) { + char render_path[128]; + if(!gsr_card_path_get_render_path(self->params.egl->card_path, render_path)) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_context: failed to get /dev/dri/renderDXXX file from %s\n", self->params.egl->card_path); + return false; + } + + if(av_hwdevice_ctx_create(&self->device_ctx, AV_HWDEVICE_TYPE_VAAPI, render_path, NULL, 0) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_context: failed to create hardware device context\n"); + return false; + } + + AVBufferRef *frame_context = av_hwframe_ctx_alloc(self->device_ctx); + if(!frame_context) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_context: failed to create hwframe context\n"); + av_buffer_unref(&self->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 = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? AV_PIX_FMT_P010LE : AV_PIX_FMT_NV12; + hw_frame_context->format = video_codec_context->pix_fmt; + hw_frame_context->device_ctx = (AVHWDeviceContext*)self->device_ctx->data; + + //hw_frame_context->initial_pool_size = 20; + + AVVAAPIDeviceContext *vactx = ((AVHWDeviceContext*)self->device_ctx->data)->hwctx; + self->va_dpy = vactx->display; + + if (av_hwframe_ctx_init(frame_context) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_context: failed to initialize hardware frame context " + "(note: ffmpeg version needs to be > 4.0)\n"); + av_buffer_unref(&self->device_ctx); + //av_buffer_unref(&frame_context); + return false; + } + + video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context); + av_buffer_unref(&frame_context); + return true; +} + +static uint32_t fourcc(uint32_t a, uint32_t b, uint32_t c, uint32_t d) { + return (d << 24) | (c << 16) | (b << 8) | a; +} + +static bool gsr_video_encoder_vaapi_setup_textures(gsr_video_encoder_vaapi *self, AVCodecContext *video_codec_context, AVFrame *frame) { + const int res = av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, frame, 0); + if(res < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_textures: av_hwframe_get_buffer failed: %d\n", res); + return false; + } + + VASurfaceID target_surface_id = (uintptr_t)frame->data[3]; + + VAStatus va_status = vaExportSurfaceHandle(self->va_dpy, target_surface_id, VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2, VA_EXPORT_SURFACE_WRITE_ONLY | VA_EXPORT_SURFACE_SEPARATE_LAYERS, &self->prime); + if(va_status != VA_STATUS_SUCCESS) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_textures: vaExportSurfaceHandle failed, error: %d\n", va_status); + return false; + } + vaSyncSurface(self->va_dpy, target_surface_id); + + 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(self->prime.fourcc == VA_FOURCC_NV12 || self->prime.fourcc == VA_FOURCC_P010) { + const uint32_t *formats = self->prime.fourcc == VA_FOURCC_NV12 ? formats_nv12 : formats_p010; + const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size + + self->params.egl->glGenTextures(2, self->target_textures); + for(int i = 0; i < 2; ++i) { + const int layer = i; + + int fds[4]; + uint32_t offsets[4]; + uint32_t pitches[4]; + uint64_t modifiers[4]; + for(uint32_t j = 0; j < self->prime.layers[layer].num_planes; ++j) { + // TODO: Close these? in _stop, using self->prime + fds[j] = self->prime.objects[self->prime.layers[layer].object_index[j]].fd; + offsets[j] = self->prime.layers[layer].offset[j]; + pitches[j] = self->prime.layers[layer].pitch[j]; + modifiers[j] = self->prime.objects[self->prime.layers[layer].object_index[j]].drm_format_modifier; + } + + intptr_t img_attr[44]; + setup_dma_buf_attrs(img_attr, formats[i], self->prime.width / div[i], self->prime.height / div[i], + fds, offsets, pitches, modifiers, self->prime.layers[layer].num_planes, true); + + while(self->params.egl->eglGetError() != EGL_SUCCESS){} + EGLImage image = self->params.egl->eglCreateImage(self->params.egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr); + if(!image) { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_textures: failed to create egl image from drm fd for output drm fd, error: %d\n", self->params.egl->eglGetError()); + return false; + } + + self->params.egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[i]); + self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + + while(self->params.egl->glGetError()) {} + while(self->params.egl->eglGetError() != EGL_SUCCESS){} + self->params.egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image); + if(self->params.egl->glGetError() != 0 || self->params.egl->eglGetError() != EGL_SUCCESS) { + // TODO: Get the error properly + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_textures: failed to bind egl image to gl texture, error: %d\n", self->params.egl->eglGetError()); + self->params.egl->eglDestroyImage(self->params.egl->egl_display, image); + self->params.egl->glBindTexture(GL_TEXTURE_2D, 0); + return false; + } + + self->params.egl->eglDestroyImage(self->params.egl->egl_display, image); + self->params.egl->glBindTexture(GL_TEXTURE_2D, 0); + } + + return true; + } else { + fprintf(stderr, "gsr error: gsr_video_encoder_vaapi_setup_textures: unexpected fourcc %u for output drm fd, expected nv12 or p010\n", self->prime.fourcc); + return false; + } +} + +static void gsr_video_encoder_vaapi_stop(gsr_video_encoder_vaapi *self, AVCodecContext *video_codec_context); + +static bool gsr_video_encoder_vaapi_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) { + gsr_video_encoder_vaapi *self = encoder->priv; + + if(self->params.egl->gpu_info.vendor == GSR_GPU_VENDOR_AMD && video_codec_context->codec_id == AV_CODEC_ID_HEVC) { + // TODO: dont do this if using ffmpeg reports that this is not needed (AMD driver bug that was fixed recently) + video_codec_context->width = FFALIGN(video_codec_context->width, 64); + video_codec_context->height = FFALIGN(video_codec_context->height, 16); + } else if(self->params.egl->gpu_info.vendor == GSR_GPU_VENDOR_AMD && video_codec_context->codec_id == AV_CODEC_ID_AV1) { + // TODO: Dont do this for VCN 5 and forward which should fix this hardware bug + video_codec_context->width = FFALIGN(video_codec_context->width, 64); + // AMD driver has special case handling for 1080 height to set it to 1082 instead of 1088 (1080 aligned to 16). + // TODO: Set height to 1082 in this case, but it wont work because it will be aligned to 1088. + if(video_codec_context->height == 1080) { + video_codec_context->height = 1080; + } else { + video_codec_context->height = FFALIGN(video_codec_context->height, 16); + } + } + + const int crop_top = (video_codec_context->height - frame->height) / 2; + const int crop_left = (video_codec_context->width - frame->width) / 2; + if(crop_top != 0 || crop_left != 0) { + fprintf(stderr, "gsr warning: gsr_video_encoder_vaapi_start: black bars have been added to the video because of a bug in AMD drivers/hardware. Record with h264 codec instead (-k h264) to get around this issue\n"); +#if 0 + #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(61, 10, 100) + const int crop_bottom = crop_top; + const int crop_right = crop_left; + fprintf(stderr, "gsr info: cropping metadata has been added to the file to try and workaround this issue. Video players that support this will remove the black bars when the video is playing\n"); + const int frame_cropping_data_size = 4 * sizeof(uint32_t); + uint8_t *frame_cropping = av_malloc(frame_cropping_data_size); + if(frame_cropping) { + AV_WL32(frame_cropping + 0, crop_top); + AV_WL32(frame_cropping + 4, crop_bottom); + AV_WL32(frame_cropping + 8, crop_left); + AV_WL32(frame_cropping + 12, crop_right); + const bool sidedata_added = av_packet_side_data_add(&video_stream->codecpar->coded_side_data, &video_stream->codecpar->nb_coded_side_data, AV_PKT_DATA_FRAME_CROPPING, frame_cropping, frame_cropping_data_size, 0) != NULL; + if(!sidedata_added) + av_free(frame_cropping); + } + #endif +#endif + } + + frame->width = video_codec_context->width; + frame->height = video_codec_context->height; + + if(!gsr_video_encoder_vaapi_setup_context(self, video_codec_context)) { + gsr_video_encoder_vaapi_stop(self, video_codec_context); + return false; + } + + if(!gsr_video_encoder_vaapi_setup_textures(self, video_codec_context, frame)) { + gsr_video_encoder_vaapi_stop(self, video_codec_context); + return false; + } + + return true; +} + +void gsr_video_encoder_vaapi_stop(gsr_video_encoder_vaapi *self, AVCodecContext *video_codec_context) { + self->params.egl->glDeleteTextures(2, self->target_textures); + self->target_textures[0] = 0; + self->target_textures[1] = 0; + + if(video_codec_context->hw_frames_ctx) + av_buffer_unref(&video_codec_context->hw_frames_ctx); + if(self->device_ctx) + av_buffer_unref(&self->device_ctx); + + for(uint32_t i = 0; i < self->prime.num_objects; ++i) { + if(self->prime.objects[i].fd > 0) { + close(self->prime.objects[i].fd); + self->prime.objects[i].fd = 0; + } + } +} + +static void gsr_video_encoder_vaapi_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) { + gsr_video_encoder_vaapi *self = encoder->priv; + textures[0] = self->target_textures[0]; + textures[1] = self->target_textures[1]; + *num_textures = 2; + *destination_color = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? GSR_DESTINATION_COLOR_P010 : GSR_DESTINATION_COLOR_NV12; +} + +static void gsr_video_encoder_vaapi_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) { + gsr_video_encoder_vaapi_stop(encoder->priv, video_codec_context); + free(encoder->priv); + free(encoder); +} + +gsr_video_encoder* gsr_video_encoder_vaapi_create(const gsr_video_encoder_vaapi_params *params) { + gsr_video_encoder *encoder = calloc(1, sizeof(gsr_video_encoder)); + if(!encoder) + return NULL; + + gsr_video_encoder_vaapi *encoder_vaapi = calloc(1, sizeof(gsr_video_encoder_vaapi)); + if(!encoder_vaapi) { + free(encoder); + return NULL; + } + + encoder_vaapi->params = *params; + + *encoder = (gsr_video_encoder) { + .start = gsr_video_encoder_vaapi_start, + .get_textures = gsr_video_encoder_vaapi_get_textures, + .destroy = gsr_video_encoder_vaapi_destroy, + .priv = encoder_vaapi + }; + + return encoder; +} diff --git a/src/encoder/video/video.c b/src/encoder/video/video.c new file mode 100644 index 0000000..76d53b0 --- /dev/null +++ b/src/encoder/video/video.c @@ -0,0 +1,26 @@ +#include "../../../include/encoder/video/video.h" +#include <assert.h> + +bool gsr_video_encoder_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) { + assert(!encoder->started); + bool res = encoder->start(encoder, video_codec_context, frame); + if(res) + encoder->started = true; + return res; +} + +void gsr_video_encoder_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame, gsr_color_conversion *color_conversion) { + assert(encoder->started); + if(encoder->copy_textures_to_frame) + encoder->copy_textures_to_frame(encoder, frame, color_conversion); +} + +void gsr_video_encoder_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) { + assert(encoder->started); + encoder->get_textures(encoder, textures, num_textures, destination_color); +} + +void gsr_video_encoder_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) { + assert(encoder->started); + encoder->destroy(encoder, video_codec_context); +} diff --git a/src/encoder/video/vulkan.c b/src/encoder/video/vulkan.c new file mode 100644 index 0000000..0b6c380 --- /dev/null +++ b/src/encoder/video/vulkan.c @@ -0,0 +1,313 @@ +#include "../../../include/encoder/video/vulkan.h" +#include "../../../include/utils.h" +#include "../../../include/egl.h" + +#include <libavcodec/avcodec.h> +#define VK_NO_PROTOTYPES +#include <libavutil/hwcontext_vulkan.h> + +//#include <vulkan/vulkan_core.h> + +#define GL_TEXTURE_TILING_EXT 0x9580 +#define GL_OPTIMAL_TILING_EXT 0x9584 +#define GL_LINEAR_TILING_EXT 0x9585 + +#define GL_PIXEL_PACK_BUFFER 0x88EB +#define GL_PIXEL_UNPACK_BUFFER 0x88EC +#define GL_STREAM_READ 0x88E1 +#define GL_STREAM_DRAW 0x88E0 +#define GL_READ_ONLY 0x88B8 +#define GL_WRITE_ONLY 0x88B9 +#define GL_READ_FRAMEBUFFER 0x8CA8 + +typedef struct { + gsr_video_encoder_vulkan_params params; + unsigned int target_textures[2]; + AVBufferRef *device_ctx; + AVVulkanDeviceContext* vv; + unsigned int pbo_y[2]; + unsigned int pbo_uv[2]; + AVFrame *sw_frame; +} gsr_video_encoder_vulkan; + +static bool gsr_video_encoder_vulkan_setup_context(gsr_video_encoder_vulkan *self, AVCodecContext *video_codec_context) { + AVDictionary *options = NULL; + //av_dict_set(&options, "linear_images", "1", 0); + //av_dict_set(&options, "disable_multiplane", "1", 0); + + // TODO: Use correct device + if(av_hwdevice_ctx_create(&self->device_ctx, AV_HWDEVICE_TYPE_VULKAN, NULL, options, 0) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vulkan_setup_context: failed to create hardware device context\n"); + return false; + } + + AVBufferRef *frame_context = av_hwframe_ctx_alloc(self->device_ctx); + if(!frame_context) { + fprintf(stderr, "gsr error: gsr_video_encoder_vulkan_setup_context: failed to create hwframe context\n"); + av_buffer_unref(&self->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 = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? AV_PIX_FMT_P010LE : AV_PIX_FMT_NV12; + hw_frame_context->format = video_codec_context->pix_fmt; + hw_frame_context->device_ctx = (AVHWDeviceContext*)self->device_ctx->data; + + //AVVulkanFramesContext *vk_frame_ctx = (AVVulkanFramesContext*)hw_frame_context->hwctx; + //hw_frame_context->initial_pool_size = 20; + + if (av_hwframe_ctx_init(frame_context) < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vulkan_setup_context: failed to initialize hardware frame context " + "(note: ffmpeg version needs to be > 4.0)\n"); + av_buffer_unref(&self->device_ctx); + //av_buffer_unref(&frame_context); + return false; + } + + video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context); + av_buffer_unref(&frame_context); + return true; +} + +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->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_TILING_EXT, GL_OPTIMAL_TILING_EXT); + 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 AVVulkanDeviceContext* video_codec_context_get_vulkan_data(AVCodecContext *video_codec_context) { + AVBufferRef *hw_frames_ctx = video_codec_context->hw_frames_ctx; + if(!hw_frames_ctx) + return NULL; + + AVHWFramesContext *hw_frame_context = (AVHWFramesContext*)hw_frames_ctx->data; + AVHWDeviceContext *device_context = (AVHWDeviceContext*)hw_frame_context->device_ctx; + if(device_context->type != AV_HWDEVICE_TYPE_VULKAN) + return NULL; + + return (AVVulkanDeviceContext*)device_context->hwctx; +} + +static bool gsr_video_encoder_vulkan_setup_textures(gsr_video_encoder_vulkan *self, AVCodecContext *video_codec_context, AVFrame *frame) { + const int res = av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, frame, 0); + if(res < 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_vulkan_setup_textures: av_hwframe_get_buffer failed: %d\n", res); + return false; + } + + //AVVkFrame *target_surface_id = (AVVkFrame*)frame->data[0]; + self->vv = video_codec_context_get_vulkan_data(video_codec_context); + + const unsigned int internal_formats_nv12[2] = { GL_RGBA8, GL_RGBA8 }; + 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) { + self->target_textures[i] = gl_create_texture(self->params.egl, video_codec_context->width / div[i], video_codec_context->height / div[i], self->params.color_depth == GSR_COLOR_DEPTH_8_BITS ? internal_formats_nv12[i] : internal_formats_p010[i], formats[i]); + if(self->target_textures[i] == 0) { + fprintf(stderr, "gsr error: gsr_video_encoder_cuda_setup_textures: failed to create opengl texture\n"); + return false; + } + } + + self->params.egl->glGenBuffers(2, self->pbo_y); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[0]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, frame->width * frame->height, 0, GL_STREAM_READ); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[1]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, frame->width * frame->height, 0, GL_STREAM_READ); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); + + self->params.egl->glGenBuffers(2, self->pbo_uv); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_uv[0]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, (frame->width/2 * frame->height/2) * 2, 0, GL_STREAM_READ); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_uv[1]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, (frame->width/2 * frame->height/2) * 2, 0, GL_STREAM_READ); + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); + + self->sw_frame = av_frame_alloc(); + self->sw_frame->format = AV_PIX_FMT_NV12; + self->sw_frame->width = frame->width; + self->sw_frame->height = frame->height; + + // TODO: Remove + if(av_frame_get_buffer(self->sw_frame, 0) < 0) { + fprintf(stderr, "failed to allocate sw frame\n"); + } + + // TODO: Remove + if(av_frame_make_writable(self->sw_frame) < 0) { + fprintf(stderr, "failed to make writable\n"); + } + return true; +} + +static void gsr_video_encoder_vulkan_stop(gsr_video_encoder_vulkan *self, AVCodecContext *video_codec_context); + +static bool gsr_video_encoder_vulkan_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) { + gsr_video_encoder_vulkan *self = encoder->priv; + + if(!gsr_video_encoder_vulkan_setup_context(self, video_codec_context)) { + gsr_video_encoder_vulkan_stop(self, video_codec_context); + return false; + } + + if(!gsr_video_encoder_vulkan_setup_textures(self, video_codec_context, frame)) { + gsr_video_encoder_vulkan_stop(self, video_codec_context); + return false; + } + + return true; +} + +void gsr_video_encoder_vulkan_stop(gsr_video_encoder_vulkan *self, AVCodecContext *video_codec_context) { + self->params.egl->glDeleteTextures(2, self->target_textures); + self->target_textures[0] = 0; + self->target_textures[1] = 0; + + if(video_codec_context->hw_frames_ctx) + av_buffer_unref(&video_codec_context->hw_frames_ctx); + if(self->device_ctx) + av_buffer_unref(&self->device_ctx); +} + +static void nop_free(void *opaque, uint8_t *data) { + +} + +static void gsr_video_encoder_vulkan_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame, gsr_color_conversion *color_conversion) { + gsr_video_encoder_vulkan *self = encoder->priv; + + static int counter = 0; + ++counter; + + // AVBufferRef *av_buffer_create(uint8_t *data, size_t size, + // void (*free)(void *opaque, uint8_t *data), + // void *opaque, int flags); + + while(self->params.egl->glGetError()){} + self->params.egl->glBindFramebuffer(GL_READ_FRAMEBUFFER, color_conversion->framebuffers[0]); + //fprintf(stderr, "1 gl err: %d\n", self->params.egl->glGetError()); + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[counter % 2]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, frame->width * frame->height, 0, GL_STREAM_READ); + self->params.egl->glReadPixels(0, 0, frame->width, frame->height, GL_RED, GL_UNSIGNED_BYTE, 0); + //fprintf(stderr, "2 gl err: %d\n", self->params.egl->glGetError()); + + const int next_pbo_y = (counter + 1) % 2; + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[next_pbo_y]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, frame->width * frame->height, 0, GL_STREAM_READ); + //fprintf(stderr, "3 gl err: %d\n", self->params.egl->glGetError()); + uint8_t *ptr_y = (uint8_t*)self->params.egl->glMapBuffer(GL_PIXEL_PACK_BUFFER, GL_READ_ONLY); + //fprintf(stderr, "4 gl err: %d\n", self->params.egl->glGetError()); + if(!ptr_y) { + fprintf(stderr, "failed to map buffer y!\n"); + } + + while(self->params.egl->glGetError()){} + self->params.egl->glBindFramebuffer(GL_READ_FRAMEBUFFER, color_conversion->framebuffers[1]); + //fprintf(stderr, "5 gl err: %d\n", self->params.egl->glGetError()); + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_uv[counter % 2]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, (frame->width/2 * frame->height/2) * 2, 0, GL_STREAM_READ); + //fprintf(stderr, "5.5 gl err: %d\n", self->params.egl->glGetError()); + self->params.egl->glReadPixels(0, 0, frame->width/2, frame->height/2, GL_RG, GL_UNSIGNED_BYTE, 0); + //fprintf(stderr, "6 gl err: %d\n", self->params.egl->glGetError()); + + const int next_pbo_uv = (counter + 1) % 2; + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_uv[next_pbo_uv]); + self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, (frame->width/2 * frame->height/2) * 2, 0, GL_STREAM_READ); + //fprintf(stderr, "7 gl err: %d\n", self->params.egl->glGetError()); + uint8_t *ptr_uv = (uint8_t*)self->params.egl->glMapBuffer(GL_PIXEL_PACK_BUFFER, GL_READ_ONLY); + //fprintf(stderr, "8 gl err: %d\n", self->params.egl->glGetError()); + if(!ptr_uv) { + fprintf(stderr, "failed to map buffer uv!\n"); + } + + //self->sw_frame->buf[0] = av_buffer_create(ptr_y, 3840 * 2160, nop_free, NULL, 0); + //self->sw_frame->buf[1] = av_buffer_create(ptr_uv, 1920 * 1080 * 2, nop_free, NULL, 0); + //self->sw_frame->data[0] = self->sw_frame->buf[0]->data; + //self->sw_frame->data[1] = self->sw_frame->buf[1]->data; + //self->sw_frame->extended_data[0] = self->sw_frame->data[0]; + //self->sw_frame->extended_data[1] = self->sw_frame->data[1]; + + self->sw_frame->data[0] = ptr_y; + self->sw_frame->data[1] = ptr_uv; + + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); + self->params.egl->glBindFramebuffer(GL_READ_FRAMEBUFFER, 0); + + //self->params.egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[1]); + //self->params.egl->glGetTexImage(GL_TEXTURE_2D, 0, GL_RG, GL_UNSIGNED_BYTE, sw_frame->data[1]); + + //self->params.egl->glBindTexture(GL_TEXTURE_2D, 0); + + int ret = av_hwframe_transfer_data(frame, self->sw_frame, 0); + if(ret < 0) { + fprintf(stderr, "transfer data failed, error: %s\n", av_err2str(ret)); + } + + //av_buffer_unref(&self->sw_frame->buf[0]); + //av_buffer_unref(&self->sw_frame->buf[1]); + + //av_frame_free(&sw_frame); + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[next_pbo_y]); + self->params.egl->glUnmapBuffer(GL_PIXEL_PACK_BUFFER); + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[next_pbo_uv]); + self->params.egl->glUnmapBuffer(GL_PIXEL_PACK_BUFFER); + self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); +} + +static void gsr_video_encoder_vulkan_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) { + gsr_video_encoder_vulkan *self = encoder->priv; + textures[0] = self->target_textures[0]; + textures[1] = self->target_textures[1]; + *num_textures = 2; + *destination_color = self->params.color_depth == GSR_COLOR_DEPTH_10_BITS ? GSR_DESTINATION_COLOR_P010 : GSR_DESTINATION_COLOR_NV12; +} + +static void gsr_video_encoder_vulkan_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) { + gsr_video_encoder_vulkan_stop(encoder->priv, video_codec_context); + free(encoder->priv); + free(encoder); +} + +gsr_video_encoder* gsr_video_encoder_vulkan_create(const gsr_video_encoder_vulkan_params *params) { + gsr_video_encoder *encoder = calloc(1, sizeof(gsr_video_encoder)); + if(!encoder) + return NULL; + + gsr_video_encoder_vulkan *encoder_vulkan = calloc(1, sizeof(gsr_video_encoder_vulkan)); + if(!encoder_vulkan) { + free(encoder); + return NULL; + } + + encoder_vulkan->params = *params; + + *encoder = (gsr_video_encoder) { + .start = gsr_video_encoder_vulkan_start, + .copy_textures_to_frame = gsr_video_encoder_vulkan_copy_textures_to_frame, + .get_textures = gsr_video_encoder_vulkan_get_textures, + .destroy = gsr_video_encoder_vulkan_destroy, + .priv = encoder_vulkan + }; + + return encoder; +} |