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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2013 Advanced Micro Devices, Inc.
  4.  * All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice (including the
  15.  * next paragraph) shall be included in all copies or substantial portions
  16.  * of the Software.
  17.  *
  18.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21.  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
  22.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25.  *
  26.  **************************************************************************/
  27.  
  28. /*
  29.  * Authors:
  30.  *      Christian König <christian.koenig@amd.com>
  31.  *
  32.  */
  33.  
  34. #ifndef OMX_VID_DEC_H
  35. #define OMX_VID_DEC_H
  36.  
  37. #include <X11/Xlib.h>
  38.  
  39. #include <string.h>
  40.  
  41. #include <OMX_Types.h>
  42. #include <OMX_Component.h>
  43. #include <OMX_Core.h>
  44.  
  45. #include <bellagio/st_static_component_loader.h>
  46. #include <bellagio/omx_base_filter.h>
  47. #include <bellagio/omx_base_video_port.h>
  48.  
  49. #include "pipe/p_video_state.h"
  50. #include "state_tracker/drm_driver.h"
  51. #include "os/os_thread.h"
  52. #include "util/list.h"
  53.  
  54. #define OMX_VID_DEC_BASE_NAME "OMX.mesa.video_decoder"
  55.  
  56. #define OMX_VID_DEC_MPEG2_NAME "OMX.mesa.video_decoder.mpeg2"
  57. #define OMX_VID_DEC_MPEG2_ROLE "video_decoder.mpeg2"
  58.  
  59. #define OMX_VID_DEC_AVC_NAME "OMX.mesa.video_decoder.avc"
  60. #define OMX_VID_DEC_AVC_ROLE "video_decoder.avc"
  61.  
  62. struct vl_vlc;
  63.  
  64. DERIVEDCLASS(vid_dec_PrivateType, omx_base_filter_PrivateType)
  65. #define vid_dec_PrivateType_FIELDS omx_base_filter_PrivateType_FIELDS \
  66.    enum pipe_video_profile profile; \
  67.    struct vl_screen *screen; \
  68.    struct pipe_context *pipe; \
  69.    struct pipe_video_codec *codec; \
  70.    void (*Decode)(vid_dec_PrivateType *priv, struct vl_vlc *vlc, unsigned min_bits_left); \
  71.    void (*EndFrame)(vid_dec_PrivateType *priv); \
  72.    struct pipe_video_buffer *(*Flush)(vid_dec_PrivateType *priv); \
  73.    struct pipe_video_buffer *target, *shadow; \
  74.    union { \
  75.       struct { \
  76.          uint8_t intra_matrix[64]; \
  77.          uint8_t non_intra_matrix[64]; \
  78.       } mpeg12; \
  79.       struct { \
  80.          unsigned nal_ref_idc; \
  81.          bool IdrPicFlag; \
  82.          unsigned idr_pic_id; \
  83.          unsigned pic_order_cnt_lsb; \
  84.          unsigned pic_order_cnt_msb; \
  85.          unsigned delta_pic_order_cnt_bottom; \
  86.          unsigned delta_pic_order_cnt[2]; \
  87.          unsigned prevFrameNumOffset; \
  88.          struct pipe_h264_sps sps[32]; \
  89.          struct pipe_h264_pps pps[256]; \
  90.          struct list_head dpb_list; \
  91.          unsigned dpb_num; \
  92.       } h264; \
  93.    } codec_data; \
  94.    union { \
  95.       struct pipe_picture_desc base; \
  96.       struct pipe_mpeg12_picture_desc mpeg12; \
  97.       struct pipe_h264_picture_desc h264; \
  98.    } picture; \
  99.    unsigned num_in_buffers; \
  100.    OMX_BUFFERHEADERTYPE *in_buffers[2]; \
  101.    const void *inputs[2]; \
  102.    unsigned sizes[2]; \
  103.    bool frame_finished; \
  104.    bool frame_started; \
  105.    unsigned bytes_left; \
  106.    const void *slice;
  107. ENDCLASS(vid_dec_PrivateType)
  108.  
  109. OMX_ERRORTYPE vid_dec_LoaderComponent(stLoaderComponentType *comp);
  110.  
  111. /* used by MPEG12 and H264 implementation */
  112. void vid_dec_NeedTarget(vid_dec_PrivateType *priv);
  113.  
  114. /* vid_dec_mpeg12.c */
  115. void vid_dec_mpeg12_Init(vid_dec_PrivateType *priv);
  116.  
  117. /* vid_dec_h264.c */
  118. void vid_dec_h264_Init(vid_dec_PrivateType *priv);
  119.  
  120. #endif
  121.