+ if (isBayer(srcFormat)) {
+ if (!unscaled ||
+ (dstFormat != AV_PIX_FMT_RGB24 && dstFormat != AV_PIX_FMT_YUV420P)) {
+ enum AVPixelFormat tmpFormat = AV_PIX_FMT_RGB24;
+
+ ret = av_image_alloc(c->cascaded_tmp, c->cascaded_tmpStride,
+ srcW, srcH, tmpFormat, 64);
+ if (ret < 0)
+ return ret;
+
+ c->cascaded_context[0] = sws_getContext(srcW, srcH, srcFormat,
+ srcW, srcH, tmpFormat,
+ flags, srcFilter, NULL, c->param);
+ if (!c->cascaded_context[0])
+ return -1;
+
+ c->cascaded_context[1] = sws_getContext(srcW, srcH, tmpFormat,
+ dstW, dstH, dstFormat,
+ flags, NULL, dstFilter, c->param);
+ if (!c->cascaded_context[1])
+ return -1;
+ return 0;
+ }
+ }
+