public/gpu-screen-recorder
1
0
Fork 0
mirror of https://repo.dec05eba.com/gpu-screen-recorder synced 2026-05-05 06:20:43 +09:00
Code Issues Actions Packages Projects Releases Wiki Activity

Reapply "WIP: use compute shader instead of graphics shader for better performance (especially on amd)"

Browse Source 
This reverts commit f85a7ab205.
This commit is contained in:
dec05eba
2025-03-29 15:38:05 +01:00
parent f85a7ab205
commit b8a521a785
18 changed files with 331 additions and 746 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/image_writer.c
View File

@@ -17,7 +17,7 @@ bool gsr_image_writer_init_opengl(gsr_image_writer *self, gsr_egl *egl, int widt
self->egl = egl;
self->width = width;
self->height = height;
self->texture = gl_create_texture(self->egl, self->width, self->height, GL_RGB8, GL_RGB, GL_NEAREST); /* TODO: use GL_RGB16 instead of GL_RGB8 for hdr/10-bit */
self->texture = gl_create_texture(self->egl, self->width, self->height, GL_RGBA8, GL_RGBA, GL_NEAREST); /* TODO: use GL_RGB16 instead of GL_RGB8 for hdr/10-bit */
if(self->texture == 0) {
fprintf(stderr, "gsr error: gsr_image_writer_init: failed to create texture\n");
return false;
@@ -50,10 +50,10 @@ static bool gsr_image_writer_write_memory_to_file(gsr_image_writer *self, const
bool success = false;
switch(image_format) {
case GSR_IMAGE_FORMAT_JPEG:
success = stbi_write_jpg(filepath, self->width, self->height, 3, data, quality);
success = stbi_write_jpg(filepath, self->width, self->height, 4, data, quality);
break;
case GSR_IMAGE_FORMAT_PNG:
success = stbi_write_png(filepath, self->width, self->height, 3, data, 0);
success = stbi_write_png(filepath, self->width, self->height, 4, data, 0);
break;
}
@@ -65,7 +65,7 @@ static bool gsr_image_writer_write_memory_to_file(gsr_image_writer *self, const
static bool gsr_image_writer_write_opengl_texture_to_file(gsr_image_writer *self, const char *filepath, gsr_image_format image_format, int quality) {
assert(self->source == GSR_IMAGE_WRITER_SOURCE_OPENGL);
uint8_t *frame_data = malloc(self->width * self->height * 3);
uint8_t *frame_data = malloc(self->width * self->height * 4);
if(!frame_data) {
fprintf(stderr, "gsr error: gsr_image_writer_write_to_file: failed to allocate memory for image frame\n");
return false;
@@ -74,7 +74,7 @@ static bool gsr_image_writer_write_opengl_texture_to_file(gsr_image_writer *self
// TODO: hdr support
self->egl->glBindTexture(GL_TEXTURE_2D, self->texture);
// We could use glGetTexSubImage, but it's only available starting from opengl 4.5
self->egl->glGetTexImage(GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, frame_data);
self->egl->glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, frame_data);
self->egl->glBindTexture(GL_TEXTURE_2D, 0);
self->egl->glFlush();