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Add option to change output resolution (-s)

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dec05eba
2024-10-26 20:57:57 +02:00
parent 5ffa725367
commit 112640282d
15 changed files with 183 additions and 77 deletions
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24
src/capture/nvfbc.c
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@@ -240,6 +240,11 @@ 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;
}
return 0;
error_cleanup:
@@ -351,6 +356,14 @@ static int gsr_capture_nvfbc_start(gsr_capture *cap, AVCodecContext *video_codec
video_codec_context->height = FFALIGN(self->tracking_height, 2);
}
if(self->params.output_resolution.x == 0 && self->params.output_resolution.y == 0) {
self->params.output_resolution = (vec2i){video_codec_context->width, video_codec_context->height};
} else {
self->params.output_resolution = scale_keep_aspect_ratio((vec2i){video_codec_context->width, video_codec_context->height}, self->params.output_resolution);
video_codec_context->width = FFALIGN(self->params.output_resolution.x, 2);
video_codec_context->height = FFALIGN(self->params.output_resolution.y, 2);
}
frame->width = video_codec_context->width;
frame->height = video_codec_context->height;
@@ -390,6 +403,13 @@ static int gsr_capture_nvfbc_capture(gsr_capture *cap, AVFrame *frame, gsr_color
}
}
const vec2i frame_size = (vec2i){self->width, self->height};
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);
const vec2i target_pos = { max_int(0, frame->width / 2 - output_size.x / 2), max_int(0, frame->height / 2 - output_size.y / 2) };
NVFBC_FRAME_GRAB_INFO frame_info;
memset(&frame_info, 0, sizeof(frame_info));
@@ -412,8 +432,8 @@ static int gsr_capture_nvfbc_capture(gsr_capture *cap, AVFrame *frame, gsr_color
self->params.egl->glFinish();
gsr_color_conversion_draw(color_conversion, self->setup_params.dwTextures[grab_params.dwTextureIndex],
(vec2i){0, 0}, (vec2i){frame->width, frame->height},
(vec2i){0, 0}, (vec2i){frame->width, frame->height},
target_pos, (vec2i){output_size.x, output_size.y},
(vec2i){0, 0}, frame_size,
0.0f, false);
self->params.egl->glFlush();