Function ff_encode_alloc_frame

libavcodec/encode.c:838–858

}

int ff_encode_alloc_frame(AVCodecContext *avctx, AVFrame *frame)
{
    int ret;

    av_assert1(avctx->codec_type == AVMEDIA_TYPE_VIDEO);

    frame->format = avctx->pix_fmt;
    if (frame->width <= 0 || frame->height <= 0) {
        frame->width  = avctx->width;
        frame->height = avctx->height;
    }

    ret = avcodec_default_get_buffer2(avctx, frame, 0);
    if (ret < 0) {
        av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
        av_frame_unref(frame);
        return ret;
    }

    return 0;
}

int ff_encode_receive_frame(AVCodecContext *avctx, AVFrame *frame)
{