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-rw-r--r--src/encoder/video/cuda.c2
-rw-r--r--src/encoder/video/software.c2
-rw-r--r--src/encoder/video/vaapi.c1
-rw-r--r--src/encoder/video/video.c4
-rw-r--r--src/encoder/video/vulkan.c186
5 files changed, 189 insertions, 6 deletions
diff --git a/src/encoder/video/cuda.c b/src/encoder/video/cuda.c
index f3cc9a4..6d26cdd 100644
--- a/src/encoder/video/cuda.c
+++ b/src/encoder/video/cuda.c
@@ -171,7 +171,7 @@ void gsr_video_encoder_cuda_stop(gsr_video_encoder_cuda *self, AVCodecContext *v
gsr_cuda_unload(&self->cuda);
}
-static void gsr_video_encoder_cuda_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame) {
+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) {
diff --git a/src/encoder/video/software.c b/src/encoder/video/software.c
index cedcc1b..be227f2 100644
--- a/src/encoder/video/software.c
+++ b/src/encoder/video/software.c
@@ -84,7 +84,7 @@ void gsr_video_encoder_software_stop(gsr_video_encoder_software *self, AVCodecCo
self->target_textures[1] = 0;
}
-static void gsr_video_encoder_software_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame) {
+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 };
diff --git a/src/encoder/video/vaapi.c b/src/encoder/video/vaapi.c
index b5ccce9..19bbab8 100644
--- a/src/encoder/video/vaapi.c
+++ b/src/encoder/video/vaapi.c
@@ -235,7 +235,6 @@ gsr_video_encoder* gsr_video_encoder_vaapi_create(const gsr_video_encoder_vaapi_
*encoder = (gsr_video_encoder) {
.start = gsr_video_encoder_vaapi_start,
- .copy_textures_to_frame = NULL,
.get_textures = gsr_video_encoder_vaapi_get_textures,
.destroy = gsr_video_encoder_vaapi_destroy,
.priv = encoder_vaapi
diff --git a/src/encoder/video/video.c b/src/encoder/video/video.c
index 9b0def0..76d53b0 100644
--- a/src/encoder/video/video.c
+++ b/src/encoder/video/video.c
@@ -9,10 +9,10 @@ bool gsr_video_encoder_start(gsr_video_encoder *encoder, AVCodecContext *video_c
return res;
}
-void gsr_video_encoder_copy_textures_to_frame(gsr_video_encoder *encoder, AVFrame *frame) {
+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);
+ 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) {
diff --git a/src/encoder/video/vulkan.c b/src/encoder/video/vulkan.c
index 4b0f1ea..cd6b592 100644
--- a/src/encoder/video/vulkan.c
+++ b/src/encoder/video/vulkan.c
@@ -5,10 +5,28 @@
#include <libavcodec/avcodec.h>
#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) {
@@ -32,6 +50,7 @@ static bool gsr_video_encoder_vulkan_setup_context(gsr_video_encoder_vulkan *sel
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) {
@@ -47,12 +66,92 @@ static bool gsr_video_encoder_vulkan_setup_context(gsr_video_encoder_vulkan *sel
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, 3840 * 2160, 0, GL_STREAM_READ);
+
+ self->params.egl->glBindBuffer(GL_PIXEL_PACK_BUFFER, self->pbo_y[1]);
+ self->params.egl->glBufferData(GL_PIXEL_PACK_BUFFER, 3840 * 2160, 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, 1920 * 1080 * 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, 1920 * 1080 * 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;
}
@@ -85,6 +184,91 @@ void gsr_video_encoder_vulkan_stop(gsr_video_encoder_vulkan *self, AVCodecContex
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, 3840 * 2160, 0, GL_STREAM_READ);
+ self->params.egl->glReadPixels(0, 0, 3840, 2160, 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, 3840 * 2160, 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, 1920 * 1080 * 2, 0, GL_STREAM_READ);
+ //fprintf(stderr, "5.5 gl err: %d\n", self->params.egl->glGetError());
+ self->params.egl->glReadPixels(0, 0, 1920, 1080, 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, 1920 * 1080 * 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];
@@ -114,7 +298,7 @@ gsr_video_encoder* gsr_video_encoder_vulkan_create(const gsr_video_encoder_vulka
*encoder = (gsr_video_encoder) {
.start = gsr_video_encoder_vulkan_start,
- .copy_textures_to_frame = NULL,
+ .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
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 02:47:19 +0000