ppapi/c/pp_codecs.h

   1 /* Copyright (c) 2014 The Chromium Authors. All rights reserved.
   2  * Use of this source code is governed by a BSD-style license that can be
   3  * found in the LICENSE file.
   4  */
   5
   6 /* From pp_codecs.idl modified Wed Nov  5 13:38:52 2014. */
   7
   8 #ifndef PPAPI_C_PP_CODECS_H_
   9 #define PPAPI_C_PP_CODECS_H_
  10
  11 #include "ppapi/c/pp_macros.h"
  12 #include "ppapi/c/pp_point.h"
  13 #include "ppapi/c/pp_rect.h"
  14 #include "ppapi/c/pp_size.h"
  15 #include "ppapi/c/pp_stdint.h"
  16
  17 /**
  18  * @file
  19  * Video profiles.
  20  */
  21
  22
  23 /**
  24  * @addtogroup Enums
  25  * @{
  26  */
  27 typedef enum {
  28   PP_VIDEOPROFILE_H264BASELINE = 0,
  29   PP_VIDEOPROFILE_H264MAIN = 1,
  30   PP_VIDEOPROFILE_H264EXTENDED = 2,
  31   PP_VIDEOPROFILE_H264HIGH = 3,
  32   PP_VIDEOPROFILE_H264HIGH10PROFILE = 4,
  33   PP_VIDEOPROFILE_H264HIGH422PROFILE = 5,
  34   PP_VIDEOPROFILE_H264HIGH444PREDICTIVEPROFILE = 6,
  35   PP_VIDEOPROFILE_H264SCALABLEBASELINE = 7,
  36   PP_VIDEOPROFILE_H264SCALABLEHIGH = 8,
  37   PP_VIDEOPROFILE_H264STEREOHIGH = 9,
  38   PP_VIDEOPROFILE_H264MULTIVIEWHIGH = 10,
  39   PP_VIDEOPROFILE_VP8_ANY = 11,
  40   PP_VIDEOPROFILE_VP9_ANY = 12,
  41   PP_VIDEOPROFILE_MAX = PP_VIDEOPROFILE_VP9_ANY
  42 } PP_VideoProfile;
  43
  44 /**
  45  * Hardware acceleration options.
  46  */
  47 typedef enum {
  48   /** Create a hardware accelerated resource only. */
  49   PP_HARDWAREACCELERATION_ONLY = 0,
  50   /**
  51    * Create a hardware accelerated resource if possible. Otherwise, fall back
  52    * to the software implementation.
  53    */
  54   PP_HARDWAREACCELERATION_WITHFALLBACK = 1,
  55   /** Create the software implementation only. */
  56   PP_HARDWAREACCELERATION_NONE = 2,
  57   PP_HARDWAREACCELERATION_LAST = PP_HARDWAREACCELERATION_NONE
  58 } PP_HardwareAcceleration;
  59 /**
  60  * @}
  61  */
  62
  63 /**
  64  * @addtogroup Structs
  65  * @{
  66  */
  67 /**
  68  * Struct describing a decoded video picture. The decoded picture data is stored
  69  * in the GL texture corresponding to |texture_id|. The plugin can determine
  70  * which Decode call generated the picture using |decode_id|.
  71  */
  72 struct PP_VideoPicture {
  73   /**
  74    * |decode_id| parameter of the Decode call which generated this picture.
  75    * See the PPB_VideoDecoder function Decode() for more details.
  76    */
  77   uint32_t decode_id;
  78   /**
  79    * Texture ID in the plugin's GL context. The plugin can use this to render
  80    * the decoded picture.
  81    */
  82   uint32_t texture_id;
  83   /**
  84    * The GL texture target for the decoded picture. Possible values are:
  85    *   GL_TEXTURE_2D
  86    *   GL_TEXTURE_RECTANGLE_ARB
  87    *   GL_TEXTURE_EXTERNAL_OES
  88    *
  89    * The pixel format of the texture is GL_RGBA.
  90    */
  91   uint32_t texture_target;
  92   /**
  93    * Dimensions of the texture holding the decoded picture.
  94    */
  95   struct PP_Size texture_size;
  96   /**
  97    * The visible subrectangle of the picture. The plugin should display only
  98    * this part of the picture.
  99    */
 100   struct PP_Rect visible_rect;
 101 };
 102
 103 /**
 104  * Struct describing a decoded video picture. The decoded picture data is stored
 105  * in the GL texture corresponding to |texture_id|. The plugin can determine
 106  * which Decode call generated the picture using |decode_id|.
 107  */
 108 struct PP_VideoPicture_0_1 {
 109   /**
 110    * |decode_id| parameter of the Decode call which generated this picture.
 111    * See the PPB_VideoDecoder function Decode() for more details.
 112    */
 113   uint32_t decode_id;
 114   /**
 115    * Texture ID in the plugin's GL context. The plugin can use this to render
 116    * the decoded picture.
 117    */
 118   uint32_t texture_id;
 119   /**
 120    * The GL texture target for the decoded picture. Possible values are:
 121    *   GL_TEXTURE_2D
 122    *   GL_TEXTURE_RECTANGLE_ARB
 123    *   GL_TEXTURE_EXTERNAL_OES
 124    *
 125    * The pixel format of the texture is GL_RGBA.
 126    */
 127   uint32_t texture_target;
 128   /**
 129    * Dimensions of the texture holding the decoded picture.
 130    */
 131   struct PP_Size texture_size;
 132 };
 133 /**
 134  * @}
 135  */
 136
 137 #endif  /* PPAPI_C_PP_CODECS_H_ */
 138