Function encode_write

doc/examples/vaapi_encode.c:71–101

}

static int encode_write(AVCodecContext *avctx, AVFrame *frame, FILE *fout)
{
    int ret = 0;
    AVPacket *enc_pkt;

    if (!(enc_pkt = av_packet_alloc()))
        return AVERROR(ENOMEM);

    if ((ret = avcodec_send_frame(avctx, frame)) < 0) {
        fprintf(stderr, "Error code: %s\n", av_err2str(ret));
        goto end;
    }
    while (1) {
        ret = avcodec_receive_packet(avctx, enc_pkt);
        if (ret)
            break;

        enc_pkt->stream_index = 0;
        ret = fwrite(enc_pkt->data, enc_pkt->size, 1, fout);
        av_packet_unref(enc_pkt);
        if (!ret) {
            ret = AVERROR(errno);
            break;
        }
    }

end:
    av_packet_free(&enc_pkt);
    ret = ((ret == AVERROR(EAGAIN)) ? 0 : -1);
    return ret;
}

int main(int argc, char *argv[])
{