drivers/media/platform/mtk-vcodec/venc_drv_base.h

   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
  25 struct 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