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Workaround amd driver bug: hevc ffmpeg/mesa misaligned resolution causing glitched video output on right/bottom side

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dec05eba
2024-06-10 12:44:40 +02:00
parent 3f0a58a1e6
commit c17a717326
4 changed files with 25 additions and 26 deletions
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14
src/capture/kms.c
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@@ -35,10 +35,6 @@ static void monitor_callback(const gsr_monitor *monitor, void *userdata) {
fprintf(stderr, "gsr warning: reached max connector ids\n");
}
static int max_int(int a, int b) {
return a > b ? a : b;
}
int gsr_capture_kms_start(gsr_capture_kms *self, const char *display_to_capture, gsr_egl *egl, AVCodecContext *video_codec_context, AVFrame *frame) {
memset(self, 0, sizeof(*self));
self->base.video_codec_context = video_codec_context;
@@ -77,8 +73,14 @@ int gsr_capture_kms_start(gsr_capture_kms *self, const char *display_to_capture,
/* Disable vsync */
egl->eglSwapInterval(egl->egl_display, 0);
self->base.video_codec_context->width = max_int(2, even_number_ceil(self->capture_size.x));
self->base.video_codec_context->height = max_int(2, even_number_ceil(self->capture_size.y));
if(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)
self->base.video_codec_context->width = FFALIGN(self->capture_size.x, 64);
self->base.video_codec_context->height = FFALIGN(self->capture_size.y, 16);
} else {
self->base.video_codec_context->width = FFALIGN(self->capture_size.x, 2);
self->base.video_codec_context->height = FFALIGN(self->capture_size.y, 2);
}
frame->width = self->base.video_codec_context->width;
frame->height = self->base.video_codec_context->height;

31
src/capture/xcomposite.c
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@@ -17,10 +17,6 @@ static int max_int(int a, int b) {
return a > b ? a : b;
}
static int min_int(int a, int b) {
return a < b ? a : b;
}
void gsr_capture_xcomposite_init(gsr_capture_xcomposite *self, const gsr_capture_xcomposite_params *params) {
memset(self, 0, sizeof(*self));
self->params = *params;
@@ -102,15 +98,24 @@ int gsr_capture_xcomposite_start(gsr_capture_xcomposite *self, AVCodecContext *v
self->params.egl->glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &self->texture_size.y);
self->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
self->texture_size.x = max_int(2, even_number_ceil(self->texture_size.x));
self->texture_size.y = max_int(2, even_number_ceil(self->texture_size.y));
video_codec_context->width = self->texture_size.x;
video_codec_context->height = self->texture_size.y;
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(self->texture_size.x, 64);
video_codec_context->height = FFALIGN(self->texture_size.y, 16);
} else {
video_codec_context->width = FFALIGN(self->texture_size.x, 2);
video_codec_context->height = FFALIGN(self->texture_size.y, 2);
}
if(self->params.region_size.x > 0 && self->params.region_size.y > 0) {
video_codec_context->width = max_int(2, even_number_ceil(self->params.region_size.x));
video_codec_context->height = max_int(2, even_number_ceil(self->params.region_size.y));
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(self->params.region_size.x, 64);
video_codec_context->height = FFALIGN(self->params.region_size.y, 16);
} else {
video_codec_context->width = FFALIGN(self->params.region_size.x, 2);
video_codec_context->height = FFALIGN(self->params.region_size.y, 2);
}
}
frame->width = video_codec_context->width;
@@ -128,6 +133,7 @@ void gsr_capture_xcomposite_stop(gsr_capture_xcomposite *self) {
}
void gsr_capture_xcomposite_tick(gsr_capture_xcomposite *self, AVCodecContext *video_codec_context) {
(void)video_codec_context;
//self->params.egl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
self->params.egl->glClear(0);
@@ -220,9 +226,6 @@ void gsr_capture_xcomposite_tick(gsr_capture_xcomposite *self, AVCodecContext *v
self->params.egl->glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &self->texture_size.y);
self->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
self->texture_size.x = min_int(video_codec_context->width, max_int(2, even_number_ceil(self->texture_size.x)));
self->texture_size.y = min_int(video_codec_context->height, max_int(2, even_number_ceil(self->texture_size.y)));
gsr_color_conversion_clear(&self->base.color_conversion);
}
}

4
src/utils.c
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@@ -453,7 +453,3 @@ bool gsr_card_path_get_render_path(const char *card_path, char *render_path) {
close(fd);
return false;
}
int even_number_ceil(int value) {
return value + (value & 1);
}