LXR linux/drivers/media/platform/mtk-vcodec/venc_drv

   1/*
   2 * Copyright (c) 2016 MediaTek Inc.
   3 * Author: Daniel Hsiao <daniel.hsiao@mediatek.com>
   4 *      Jungchang Tsao <jungchang.tsao@mediatek.com>
   5 *      Tiffany Lin <tiffany.lin@mediatek.com>
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify
   9 * it under the terms of the GNU General Public License version 2 as
  10 * published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 */
  17
  18#ifndef _VENC_DRV_BASE_
  19#define _VENC_DRV_BASE_
  20
  21#include "mtk_vcodec_drv.h"
  22
  23#include "venc_drv_if.h"
  24
  25struct venc_common_if {
  26        /**
  27         * (*init)() - initialize driver
  28         * @ctx:        [in] mtk v4l2 context
  29         * @handle: [out] driver handle
  30         */
  31        int (*init)(struct mtk_vcodec_ctx *ctx, unsigned long *handle);
  32
  33        /**
  34         * (*encode)() - trigger encode
  35         * @handle: [in] driver handle
  36         * @opt: [in] encode option
  37         * @frm_buf: [in] frame buffer to store input frame
  38         * @bs_buf: [in] bitstream buffer to store output bitstream
  39         * @result: [out] encode result
  40         */
  41        int (*encode)(unsigned long handle, enum venc_start_opt opt,
  42                      struct venc_frm_buf *frm_buf,
  43                      struct mtk_vcodec_mem *bs_buf,
  44                      struct venc_done_result *result);
  45
  46        /**
  47         * (*set_param)() - set driver's parameter
  48         * @handle: [in] driver handle
  49         * @type: [in] parameter type
  50         * @in: [in] buffer to store the parameter
  51         */
  52        int (*set_param)(unsigned long handle, enum venc_set_param_type type,
  53                         struct venc_enc_param *in);
  54
  55        /**
  56         * (*deinit)() - deinitialize driver.
  57         * @handle: [in] driver handle
  58         */
  59        int (*deinit)(unsigned long handle);
  60};
  61
  62#endif
  63