diff options
Diffstat (limited to 'src/utils.c')
| -rw-r--r-- | src/utils.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/utils.c b/src/utils.c index c28208d..bad16d9 100644 --- a/src/utils.c +++ b/src/utils.c @@ -738,6 +738,8 @@ bool vaapi_copy_drm_planes_to_video_surface(AVCodecContext *video_codec_context, .height = dest_size.y }; + const bool scaled = dest_size.x != source_size.x || dest_size.y != source_size.y; + // Copying a surface to another surface will automatically perform the color conversion. Thanks vaapi! VAProcPipelineParameterBuffer params = {0}; params.surface = input_surface_id; @@ -745,7 +747,7 @@ bool vaapi_copy_drm_planes_to_video_surface(AVCodecContext *video_codec_context, params.surface_region = &source_region; params.output_region = &output_region; params.output_background_color = 0; - params.filter_flags = VA_FRAME_PICTURE; + params.filter_flags = scaled ? (VA_FILTER_SCALING_HQ | VA_FILTER_INTERPOLATION_BILINEAR) : 0; params.pipeline_flags = VA_PROC_PIPELINE_FAST; params.input_color_properties.colour_primaries = 1; @@ -877,3 +879,20 @@ bool vaapi_copy_egl_image_to_video_surface(gsr_egl *egl, EGLImage image, vec2i s return success; } + +vec2i scale_keep_aspect_ratio(vec2i from, vec2i to) { + if(from.x == 0 || from.y == 0) + return (vec2i){0, 0}; + + const double height_to_width_ratio = (double)from.y / (double)from.x; + from.x = to.x; + from.y = from.x * height_to_width_ratio; + + if(from.y > to.y) { + const double width_height_ratio = (double)from.x / (double)from.y; + from.y = to.y; + from.x = from.y * width_height_ratio; + } + + return from; +} |