static av_cold int v410_encode_init(AVCodecContext *avctx) { if (avctx->width & 1) { av_log(avctx, AV_LOG_ERROR, "v410 requires even width.\n"); return AVERROR_INVALIDDATA; } avctx->coded_frame = av_frame_alloc(); if (!avctx->coded_frame) { av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n"); return AVERROR(ENOMEM); } return 0; }