Function vaapi_mpeg4_decode_slice

libavcodec/vaapi_mpeg4.c:158–183

}

static int vaapi_mpeg4_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
{
    H263DecContext *const h = avctx->priv_data;
    VAAPIDecodePicture *pic = h->c.cur_pic.ptr->hwaccel_picture_private;
    VASliceParameterBufferMPEG4 slice_param;
    int err;

    slice_param = (VASliceParameterBufferMPEG4) {
        .slice_data_size   = size,
        .slice_data_offset = 0,
        .slice_data_flag   = VA_SLICE_DATA_FLAG_ALL,
        .macroblock_offset = get_bits_count(&h->gb) % 8,
        .macroblock_number = 0,
        .quant_scale       = h->c.qscale,
    };

    err = ff_vaapi_decode_make_slice_buffer(avctx, pic,
                                            &slice_param, 1, sizeof(slice_param),
                                            buffer, size);
    if (err < 0) {
        ff_vaapi_decode_cancel(avctx, pic);
        return err;
    }

    return 0;
}

#if CONFIG_MPEG4_VAAPI_HWACCEL
const FFHWAccel ff_mpeg4_vaapi_hwaccel = {