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Add region capture with -w region -region WxH+X+Y

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dec05eba
2025-03-13 00:18:28 +01:00
parent f23308444a
commit 92492db788
10 changed files with 298 additions and 140 deletions
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34
src/capture/nvfbc.c
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@@ -28,7 +28,6 @@ typedef struct {
NVFBC_TOGL_SETUP_PARAMS setup_params;
bool supports_direct_cursor;
bool capture_region;
uint32_t x, y, width, height;
NVFBC_TRACKING_TYPE tracking_type;
uint32_t output_id;
@@ -223,11 +222,8 @@ static int gsr_capture_nvfbc_setup_handle(gsr_capture_nvfbc *self) {
}
}
if(!self->capture_region) {
self->width = self->tracking_width;
self->height = self->tracking_height;
}
self->width = self->tracking_width;
self->height = self->tracking_height;
return 0;
error_cleanup:
@@ -243,8 +239,6 @@ static int gsr_capture_nvfbc_setup_session(gsr_capture_nvfbc *self) {
create_capture_params.bWithCursor = (!self->params.direct_capture || self->supports_direct_cursor) ? NVFBC_TRUE : NVFBC_FALSE;
if(!self->params.record_cursor)
create_capture_params.bWithCursor = false;
if(self->capture_region)
create_capture_params.captureBox = (NVFBC_BOX){ self->x, self->y, self->width, self->height };
create_capture_params.eTrackingType = self->tracking_type;
create_capture_params.dwSamplingRateMs = (uint32_t)ceilf(1000.0f / (float)self->params.fps);
create_capture_params.bAllowDirectCapture = self->params.direct_capture ? NVFBC_TRUE : NVFBC_FALSE;
@@ -297,8 +291,6 @@ static int gsr_capture_nvfbc_start(gsr_capture *cap, gsr_capture_metadata *captu
self->width = max_int(self->params.size.x, 0);
self->height = max_int(self->params.size.y, 0);
self->capture_region = (self->x > 0 || self->y > 0 || self->width > 0 || self->height > 0);
self->supports_direct_cursor = false;
int driver_major_version = 0;
int driver_minor_version = 0;
@@ -331,20 +323,17 @@ static int gsr_capture_nvfbc_start(gsr_capture *cap, gsr_capture_metadata *captu
goto error_cleanup;
}
if(self->capture_region) {
capture_metadata->width = FFALIGN(self->width, 2);
capture_metadata->height = FFALIGN(self->height, 2);
} else {
capture_metadata->width = FFALIGN(self->tracking_width, 2);
capture_metadata->height = FFALIGN(self->tracking_height, 2);
}
capture_metadata->width = FFALIGN(self->tracking_width, 2);
capture_metadata->height = FFALIGN(self->tracking_height, 2);
if(self->params.output_resolution.x == 0 && self->params.output_resolution.y == 0) {
self->params.output_resolution = (vec2i){capture_metadata->width, capture_metadata->height};
} else {
if(self->params.output_resolution.x > 0 && self->params.output_resolution.y > 0) {
self->params.output_resolution = scale_keep_aspect_ratio((vec2i){capture_metadata->width, capture_metadata->height}, self->params.output_resolution);
capture_metadata->width = FFALIGN(self->params.output_resolution.x, 2);
capture_metadata->height = FFALIGN(self->params.output_resolution.y, 2);
} else if(self->params.region_size.x > 0 && self->params.region_size.y > 0) {
self->params.output_resolution = self->params.region_size;
capture_metadata->width = FFALIGN(self->params.region_size.x, 2);
capture_metadata->height = FFALIGN(self->params.region_size.y, 2);
}
return 0;
@@ -380,7 +369,10 @@ static int gsr_capture_nvfbc_capture(gsr_capture *cap, gsr_capture_metadata *cap
}
}
const vec2i frame_size = (vec2i){self->width, self->height};
vec2i frame_size = (vec2i){self->width, self->height};
if(self->params.region_size.x > 0 && self->params.region_size.y > 0)
frame_size = self->params.region_size;
const bool is_scaled = self->params.output_resolution.x > 0 && self->params.output_resolution.y > 0;
vec2i output_size = is_scaled ? self->params.output_resolution : frame_size;
output_size = scale_keep_aspect_ratio(frame_size, output_size);