
static void encode_frame(VC2EncContext *s, const AVFrame *frame,
                         const char *aux_data, int field)
{
    int i;

    /* Sequence header */
    encode_parse_info(s, DIRAC_PCODE_SEQ_HEADER);
    encode_seq_header(s);

    /* Encoder version */
    if (aux_data) {
        encode_parse_info(s, DIRAC_PCODE_AUX);
        avpriv_put_string(&s->pb, aux_data, 1);
    }

    /* Picture header */
    encode_parse_info(s, DIRAC_PCODE_PICTURE_HQ);
    encode_picture_start(s);

    for (i = 0; i < 3; i++) {
        s->transform_args[i].ctx   = s;
        s->transform_args[i].field = field;
        s->transform_args[i].plane = &s->plane[i];
        s->transform_args[i].idata = frame->data[i];
        s->transform_args[i].istride = frame->linesize[i];
    }

    /* Do a DWT transform */
    s->avctx->execute(s->avctx, dwt_plane, s->transform_args, NULL, 3,
                      sizeof(TransformArgs));

    /* Calculate per-slice quantizers and sizes */
    calc_slice_sizes(s);

    /* Init planes and encode slices */
    encode_slices(s);

    /* End sequence */
    encode_parse_info(s, DIRAC_PCODE_END_SEQ);

static void encode_frame(VC2EncContext *s, const AVFrame *frame,
                         const char *aux_data, int field)
{
    int i;

     
    encode_parse_info(s, DIRAC_PCODE_SEQ_HEADER);
    encode_seq_header(s);

     
    if (aux_data) {
        encode_parse_info(s, DIRAC_PCODE_AUX);
        avpriv_put_string(&s->pb, aux_data, 1);
    }

     
    encode_parse_info(s, DIRAC_PCODE_PICTURE_HQ);
    encode_picture_start(s);

    for (i = 0; i < 3; i++) {
        s->transform_args[i].ctx   = s;
        s->transform_args[i].field = field;
        s->transform_args[i].plane = &s->plane[i];
        s->transform_args[i].idata = frame->data[i];
        s->transform_args[i].istride = frame->linesize[i];
    }

     
    s->avctx->execute(s->avctx, dwt_plane, s->transform_args, NULL, 3,
                      sizeof(TransformArgs));

     
    calc_slice_sizes(s);

     
    encode_slices(s);

     
    encode_parse_info(s, DIRAC_PCODE_END_SEQ);