shithub: treason

Info  •  Files  •  Log  •  Branches

vpx decoding: convert cropped area only

--- a/decoder_vpx.c

+++ b/decoder_vpx.c

@@ -43,6 +43,12 @@

 		for(iter = nil;;){

 			if((im = vpx_codec_get_frame(&a->ctx, &iter)) == nil)

 				break;

+			if(im->fmt != VPX_IMG_FMT_I420){

+				vpx_img_free(im);

+				werrstr("images other than YUV420 aren't supported");

+				res = -1;

+				break;

+			}

 			if((f = malloc(sizeof(*f) + im->w*im->h*3)) != nil){

 				f->w = im->w;

@@ -51,7 +57,7 @@

 				f->crop.top = 0;

 				f->crop.right = im->d_w;

 				f->crop.bottom = im->d_h;

-				yuv420_rgb24(im->w, im->h, im->planes[0], im->planes[1], im->planes[2], im->stride[0], im->stride[1], f->rgb, f->w*3);

+				yuv420_rgb24(im->d_w, im->d_h, im->planes[0], im->planes[1], im->planes[2], im->stride[0], im->stride[1], f->rgb, f->w*3);

 				vpx_img_free(im);

 				f->dt = (sf.timestamp - lasttimestamp) * d->timebase * 1000000000ULL;

 				lasttimestamp = sf.timestamp;