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-rw-r--r--src/encoder/video/nvenc.c237
-rw-r--r--src/encoder/video/software.c126
-rw-r--r--src/encoder/video/vaapi.c259
-rw-r--r--src/encoder/video/video.c28
-rw-r--r--src/encoder/video/vulkan.c309
5 files changed, 959 insertions, 0 deletions
diff --git a/src/encoder/video/nvenc.c b/src/encoder/video/nvenc.c
new file mode 100644
index 0000000..5f578c2
--- /dev/null
+++ b/src/encoder/video/nvenc.c
@@ -0,0 +1,237 @@
+#include "../../../include/encoder/video/nvenc.h"
+#include "../../../include/egl.h"
+#include "../../../include/cuda.h"
+#include "../../../include/window/window.h"
+
+#include <libavcodec/avcodec.h>
+#include <libavutil/hwcontext_cuda.h>
+
+#include <stdlib.h>
+
+typedef struct {
+ gsr_video_encoder_nvenc_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_nvenc;
+
+static bool gsr_video_encoder_nvenc_setup_context(gsr_video_encoder_nvenc *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_nvenc_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_nvenc_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_nvenc_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_nvenc_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 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_nvenc_setup_textures(gsr_video_encoder_nvenc *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_nvenc_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], GL_NEAREST);
+ if(self->target_textures[i] == 0) {
+ fprintf(stderr, "gsr error: gsr_video_encoder_nvenc_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_nvenc_stop(gsr_video_encoder_nvenc *self, AVCodecContext *video_codec_context);
+
+static bool gsr_video_encoder_nvenc_start(gsr_video_encoder *encoder, AVCodecContext *video_codec_context, AVFrame *frame) {
+ gsr_video_encoder_nvenc *self = encoder->priv;
+
+ const bool is_x11 = gsr_window_get_display_server(self->params.egl->window) == GSR_DISPLAY_SERVER_X11;
+ const bool overclock = is_x11 ? self->params.overclock : false;
+ Display *display = is_x11 ? gsr_window_get_display(self->params.egl->window) : NULL;
+ if(!gsr_cuda_load(&self->cuda, display, overclock)) {
+ fprintf(stderr, "gsr error: gsr_video_encoder_nvenc_start: failed to load cuda\n");
+ gsr_video_encoder_nvenc_stop(self, video_codec_context);
+ return false;
+ }
+
+ video_codec_context->width = FFALIGN(video_codec_context->width, 2);
+ video_codec_context->height = FFALIGN(video_codec_context->height, 2);
+
+ if(video_codec_context->width < 128)
+ video_codec_context->width = 128;
+
+ if(video_codec_context->height < 128)
+ video_codec_context->height = 128;
+
+ frame->width = video_codec_context->width;
+ frame->height = video_codec_context->height;
+
+ if(!gsr_video_encoder_nvenc_setup_context(self, video_codec_context)) {
+ gsr_video_encoder_nvenc_stop(self, video_codec_context);
+ return false;
+ }
+
+ if(!gsr_video_encoder_nvenc_setup_textures(self, video_codec_context, frame)) {
+ gsr_video_encoder_nvenc_stop(self, video_codec_context);
+ return false;
+ }
+
+ return true;
+}
+
+void gsr_video_encoder_nvenc_stop(gsr_video_encoder_nvenc *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_nvenc_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame, gsr_color_conversion *color_conversion) {
+ gsr_video_encoder_nvenc *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_nvenc_get_textures(gsr_video_encoder *encoder, unsigned int *textures, int *num_textures, gsr_destination_color *destination_color) {
+ gsr_video_encoder_nvenc *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_nvenc_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) {
+ gsr_video_encoder_nvenc_stop(encoder->priv, video_codec_context);
+ free(encoder->priv);
+ free(encoder);
+}
+
+gsr_video_encoder* gsr_video_encoder_nvenc_create(const gsr_video_encoder_nvenc_params *params) {
+ gsr_video_encoder *encoder = calloc(1, sizeof(gsr_video_encoder));
+ if(!encoder)
+ return NULL;
+
+ gsr_video_encoder_nvenc *encoder_cuda = calloc(1, sizeof(gsr_video_encoder_nvenc));
+ if(!encoder_cuda) {
+ free(encoder);
+ return NULL;
+ }
+
+ encoder_cuda->params = *params;
+
+ *encoder = (gsr_video_encoder) {
+ .start = gsr_video_encoder_nvenc_start,
+ .copy_textures_to_frame = gsr_video_encoder_nvenc_copy_textures_to_frame,
+ .get_textures = gsr_video_encoder_nvenc_get_textures,
+ .destroy = gsr_video_encoder_nvenc_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..627cdea
--- /dev/null
+++ b/src/encoder/video/software.c
@@ -0,0 +1,126 @@
+#include "../../../include/encoder/video/software.h"
+#include "../../../include/egl.h"
+#include "../../../include/utils.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 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], GL_NEAREST);
+ 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..c7ccd26
--- /dev/null
+++ b/src/encoder/video/vaapi.c
@@ -0,0 +1,259 @@
+#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
+ const float border_colors[2][4] = {
+ {0.0f, 0.0f, 0.0f, 1.0f},
+ {0.5f, 0.5f, 0.0f, 1.0f}
+ };
+
+ 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_BORDER);
+ self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
+ self->params.egl->glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, border_colors[i]);
+ self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+ 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);
+ }
+ } else {
+ video_codec_context->width = FFALIGN(video_codec_context->width, 2);
+ video_codec_context->height = FFALIGN(video_codec_context->height, 2);
+ }
+
+ if(FFALIGN(video_codec_context->width, 2) != FFALIGN(frame->width, 2) || FFALIGN(video_codec_context->height, 2) != FFALIGN(frame->height, 2)) {
+ 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(video_codec_context->width < 128)
+ video_codec_context->width = 128;
+
+ if(video_codec_context->height < 128)
+ video_codec_context->height = 128;
+
+ 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..ce3b61b
--- /dev/null
+++ b/src/encoder/video/video.c
@@ -0,0 +1,28 @@
+#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_destroy(gsr_video_encoder *encoder, AVCodecContext *video_codec_context) {
+ assert(encoder->started);
+ encoder->started = false;
+ encoder->destroy(encoder, video_codec_context);
+}
+
+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);
+}
diff --git a/src/encoder/video/vulkan.c b/src/encoder/video/vulkan.c
new file mode 100644
index 0000000..802934d
--- /dev/null
+++ b/src/encoder/video/vulkan.c
@@ -0,0 +1,309 @@
+#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_HANDLE_TYPE_OPAQUE_FD_EXT 0x9586
+#define GL_TEXTURE_TILING_EXT 0x9580
+#define GL_OPTIMAL_TILING_EXT 0x9584
+#define GL_LINEAR_TILING_EXT 0x9585
+
+typedef struct {
+ gsr_video_encoder_vulkan_params params;
+ unsigned int target_textures[2];
+ AVBufferRef *device_ctx;
+} 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);
+#if 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);
+#endif
+ return true;
+}
+
+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 uint32_t get_memory_type_idx(VkPhysicalDevice pdev, const VkMemoryRequirements *mem_reqs, VkMemoryPropertyFlagBits prop_flags, PFN_vkGetPhysicalDeviceMemoryProperties vkGetPhysicalDeviceMemoryProperties) {
+ VkPhysicalDeviceMemoryProperties pdev_mem_props;
+ uint32_t i;
+
+ vkGetPhysicalDeviceMemoryProperties(pdev, &pdev_mem_props);
+
+ for (i = 0; i < pdev_mem_props.memoryTypeCount; i++) {
+ const VkMemoryType *type = &pdev_mem_props.memoryTypes[i];
+
+ if ((mem_reqs->memoryTypeBits & (1 << i)) &&
+ (type->propertyFlags & prop_flags) == prop_flags) {
+ return i;
+ break;
+ }
+ }
+ return UINT32_MAX;
+}
+
+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;
+ }
+
+ while(self->params.egl->glGetError()) {}
+#if 0
+ AVVkFrame *target_surface_id = (AVVkFrame*)frame->data[0];
+ AVVulkanDeviceContext* vv = video_codec_context_get_vulkan_data(video_codec_context);
+ const size_t luma_size = frame->width * frame->height;
+ if(vv) {
+ PFN_vkGetImageMemoryRequirements vkGetImageMemoryRequirements = (PFN_vkGetImageMemoryRequirements)vv->get_proc_addr(vv->inst, "vkGetImageMemoryRequirements");
+ PFN_vkAllocateMemory vkAllocateMemory = (PFN_vkAllocateMemory)vv->get_proc_addr(vv->inst, "vkAllocateMemory");
+ PFN_vkGetPhysicalDeviceMemoryProperties vkGetPhysicalDeviceMemoryProperties = (PFN_vkGetPhysicalDeviceMemoryProperties)vv->get_proc_addr(vv->inst, "vkGetPhysicalDeviceMemoryProperties");
+ PFN_vkGetMemoryFdKHR vkGetMemoryFdKHR = (PFN_vkGetMemoryFdKHR)vv->get_proc_addr(vv->inst, "vkGetMemoryFdKHR");
+
+ VkMemoryRequirements mem_reqs = {0};
+ vkGetImageMemoryRequirements(vv->act_dev, target_surface_id->img[0], &mem_reqs);
+
+ fprintf(stderr, "size: %lu, alignment: %lu, memory bits: 0x%08x\n", mem_reqs.size, mem_reqs.alignment, mem_reqs.memoryTypeBits);
+ VkDeviceMemory mem;
+ {
+ VkExportMemoryAllocateInfo exp_mem_info;
+ VkMemoryAllocateInfo mem_alloc_info;
+ VkMemoryDedicatedAllocateInfoKHR ded_info;
+
+ memset(&exp_mem_info, 0, sizeof(exp_mem_info));
+ exp_mem_info.sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO;
+ exp_mem_info.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT;
+
+ memset(&ded_info, 0, sizeof(ded_info));
+ ded_info.sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO;
+ ded_info.image = target_surface_id->img[0];
+
+ exp_mem_info.pNext = &ded_info;
+
+ memset(&mem_alloc_info, 0, sizeof(mem_alloc_info));
+ mem_alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
+ mem_alloc_info.pNext = &exp_mem_info;
+ mem_alloc_info.allocationSize = target_surface_id->size[0];
+ mem_alloc_info.memoryTypeIndex = get_memory_type_idx(vv->phys_dev, &mem_reqs, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, vkGetPhysicalDeviceMemoryProperties);
+
+ if (mem_alloc_info.memoryTypeIndex == UINT32_MAX) {
+ fprintf(stderr, "No suitable memory type index found.\n");
+ return VK_NULL_HANDLE;
+ }
+
+ if (vkAllocateMemory(vv->act_dev, &mem_alloc_info, 0, &mem) !=
+ VK_SUCCESS)
+ return VK_NULL_HANDLE;
+
+ fprintf(stderr, "memory: %p\n", (void*)mem);
+
+ }
+
+ fprintf(stderr, "target surface id: %p, %zu, %zu\n", (void*)target_surface_id->mem[0], target_surface_id->offset[0], target_surface_id->offset[1]);
+ fprintf(stderr, "vkGetMemoryFdKHR: %p\n", (void*)vkGetMemoryFdKHR);
+
+ int fd = 0;
+ VkMemoryGetFdInfoKHR fd_info;
+ memset(&fd_info, 0, sizeof(fd_info));
+ fd_info.sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR;
+ fd_info.memory = target_surface_id->mem[0];
+ fd_info.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT;
+ if(vkGetMemoryFdKHR(vv->act_dev, &fd_info, &fd) != VK_SUCCESS) {
+ fprintf(stderr, "failed!\n");
+ } else {
+ fprintf(stderr, "fd: %d\n", fd);
+ }
+
+ fprintf(stderr, "glImportMemoryFdEXT: %p, size: %zu\n", (void*)self->params.egl->glImportMemoryFdEXT, target_surface_id->size[0]);
+ const int tiling = target_surface_id->tiling == VK_IMAGE_TILING_LINEAR ? GL_LINEAR_TILING_EXT : GL_OPTIMAL_TILING_EXT;
+
+ if(tiling != GL_OPTIMAL_TILING_EXT) {
+ fprintf(stderr, "tiling %d is not supported, only GL_OPTIMAL_TILING_EXT (%d) is supported\n", tiling, GL_OPTIMAL_TILING_EXT);
+ }
+
+
+ unsigned int gl_memory_obj = 0;
+ self->params.egl->glCreateMemoryObjectsEXT(1, &gl_memory_obj);
+
+ //const int dedicated = GL_TRUE;
+ //self->params.egl->glMemoryObjectParameterivEXT(gl_memory_obj, GL_DEDICATED_MEMORY_OBJECT_EXT, &dedicated);
+
+ self->params.egl->glImportMemoryFdEXT(gl_memory_obj, target_surface_id->size[0], GL_HANDLE_TYPE_OPAQUE_FD_EXT, fd);
+ if(!self->params.egl->glIsMemoryObjectEXT(gl_memory_obj))
+ fprintf(stderr, "failed to create object!\n");
+
+ fprintf(stderr, "gl memory obj: %u, error: %d\n", gl_memory_obj, self->params.egl->glGetError());
+
+ // fprintf(stderr, "0 gl error: %d\n", self->params.egl->glGetError());
+ // unsigned int vertex_buffer = 0;
+ // self->params.egl->glGenBuffers(1, &vertex_buffer);
+ // self->params.egl->glBindBuffer(GL_ARRAY_BUFFER, vertex_buffer);
+ // self->params.egl->glBufferStorageMemEXT(GL_ARRAY_BUFFER, target_surface_id->size[0], gl_memory_obj, target_surface_id->offset[0]);
+ // fprintf(stderr, "1 gl error: %d\n", self->params.egl->glGetError());
+
+ // fprintf(stderr, "0 gl error: %d\n", self->params.egl->glGetError());
+ // unsigned int buffer = 0;
+ // self->params.egl->glCreateBuffers(1, &buffer);
+ // self->params.egl->glNamedBufferStorageMemEXT(buffer, target_surface_id->size[0], gl_memory_obj, target_surface_id->offset[0]);
+ // fprintf(stderr, "1 gl error: %d\n", self->params.egl->glGetError());
+
+ self->params.egl->glGenTextures(1, &self->target_textures[0]);
+ self->params.egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[0]);
+
+ fprintf(stderr, "1 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_TILING_EXT, tiling);
+
+ fprintf(stderr, "tiling: %d\n", tiling);
+
+ fprintf(stderr, "2 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glTexStorageMem2DEXT(GL_TEXTURE_2D, 1, GL_R8, frame->width, frame->height, gl_memory_obj, target_surface_id->offset[0]);
+
+ fprintf(stderr, "3 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
+
+ self->params.egl->glGenTextures(1, &self->target_textures[1]);
+ self->params.egl->glBindTexture(GL_TEXTURE_2D, self->target_textures[1]);
+
+ fprintf(stderr, "1 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_TILING_EXT, tiling);
+
+ fprintf(stderr, "tiling: %d\n", tiling);
+
+ fprintf(stderr, "2 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glTexStorageMem2DEXT(GL_TEXTURE_2D, 1, GL_RG8, frame->width/2, frame->height/2, gl_memory_obj, target_surface_id->offset[0] + luma_size);
+
+ fprintf(stderr, "3 gl error: %d\n", self->params.egl->glGetError());
+ self->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
+ }
+#endif
+ 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;
+
+ video_codec_context->width = FFALIGN(video_codec_context->width, 2);
+ video_codec_context->height = FFALIGN(video_codec_context->height, 2);
+
+ if(video_codec_context->width < 128)
+ video_codec_context->width = 128;
+
+ if(video_codec_context->height < 128)
+ video_codec_context->height = 128;
+
+ frame->width = video_codec_context->width;
+ frame->height = video_codec_context->height;
+
+ 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 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 = NULL,
+ .get_textures = gsr_video_encoder_vulkan_get_textures,
+ .destroy = gsr_video_encoder_vulkan_destroy,
+ .priv = encoder_vulkan
+ };
+
+ return encoder;
+}
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-05-11 14:30:15 +0000