chromecast/common/media/cma_messages.h

   1 // Copyright 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 // IPC messages for the Cast Media Acceleration (CMA) pipeline.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include "chromecast/common/media/cma_ipc_common.h"
   9 #include "chromecast/common/media/cma_param_traits.h"
  10 #include "chromecast/common/media/cma_param_traits_macros.h"
  11 #include "chromecast/media/cma/pipeline/load_type.h"
  12 #include "content/public/common/common_param_traits.h"
  13 #include "ipc/ipc_message_macros.h"
  14 #include "media/base/audio_decoder_config.h"
  15 #include "media/base/buffering_state.h"
  16 #include "media/base/pipeline_status.h"
  17 #include "media/base/video_decoder_config.h"
  18 #include "ui/gfx/ipc/gfx_param_traits.h"
  19
  20 #undef IPC_MESSAGE_EXPORT
  21 #define IPC_MESSAGE_EXPORT
  22 #define IPC_MESSAGE_START CastMediaMsgStart
  23
  24 // Messages sent from the renderer to the browser process.
  25
  26 IPC_MESSAGE_CONTROL2(CmaHostMsg_CreateMedia,
  27                      int /* Media pipeline ID */,
  28                      chromecast::media::LoadType /* Load type */)
  29 IPC_MESSAGE_CONTROL1(CmaHostMsg_DestroyMedia,
  30                      int /* Media pipeline ID */)
  31 IPC_MESSAGE_CONTROL3(CmaHostMsg_SetCdm,
  32                      int /* Media pipeline ID */,
  33                      int /* render_frame_id */,
  34                      int /* cdm_id */)
  35 IPC_MESSAGE_CONTROL2(CmaHostMsg_StartPlayingFrom,
  36                      int /* Media pipeline ID */,
  37                      base::TimeDelta /* Timestamp */)
  38 IPC_MESSAGE_CONTROL1(CmaHostMsg_Flush,
  39                      int /* Media pipeline ID */)
  40 IPC_MESSAGE_CONTROL1(CmaHostMsg_Stop,
  41                      int /* Media pipeline ID */)
  42 IPC_MESSAGE_CONTROL2(CmaHostMsg_SetPlaybackRate,
  43                      int /* Media pipeline ID */,
  44                      double /* Playback rate */)
  45
  46 IPC_MESSAGE_CONTROL3(CmaHostMsg_CreateAvPipe,
  47                      int /* Media pipeline ID */,
  48                      chromecast::media::TrackId /* Track ID */,
  49                      size_t /* Fifo size */)
  50 IPC_MESSAGE_CONTROL3(CmaHostMsg_AudioInitialize,
  51                      int /* Media pipeline ID */,
  52                      chromecast::media::TrackId /* Track ID */,
  53                      ::media::AudioDecoderConfig /* Audio config */)
  54 IPC_MESSAGE_CONTROL3(CmaHostMsg_VideoInitialize,
  55                      int /* Media pipeline ID */,
  56                      chromecast::media::TrackId /* Track ID */,
  57                      /* Video Config */
  58                      std::vector<::media::VideoDecoderConfig>)
  59 IPC_MESSAGE_CONTROL3(CmaHostMsg_SetVolume,
  60                      int /* Media pipeline ID */,
  61                      chromecast::media::TrackId /* Track ID */,
  62                      float /* Volume */)
  63 IPC_MESSAGE_CONTROL2(CmaHostMsg_NotifyPipeWrite,
  64                      int /* Media pipeline ID */,
  65                      chromecast::media::TrackId /* Track ID */)
  66
  67 IPC_MESSAGE_CONTROL5(CmaHostMsg_NotifyExternalSurface,
  68                      int /* Surface ID */,
  69                      gfx::PointF /* Quad video top left */,
  70                      gfx::PointF /* Quad video top right */,
  71                      gfx::PointF /* Quad video bottim right */,
  72                      gfx::PointF /* Quad video bottom left */)
  73
  74 // Messages from the browser to the renderer process.
  75
  76 IPC_MESSAGE_CONTROL2(CmaMsg_MediaStateChanged,
  77                      int /* Media pipeline ID */,
  78                      media::PipelineStatus /* Status */)
  79 IPC_MESSAGE_CONTROL4(CmaMsg_TimeUpdate,
  80                      int /* Media pipeline ID */,
  81                      base::TimeDelta /* Media time */,
  82                      base::TimeDelta /* Max media time */,
  83                      base::TimeTicks /* STC */)
  84 IPC_MESSAGE_CONTROL2(CmaMsg_BufferingNotification,
  85                      int /* Media pipeline ID */,
  86                      media::BufferingState /* Buffering state */)
  87
  88 IPC_MESSAGE_CONTROL5(CmaMsg_AvPipeCreated,
  89                      int /* Media pipeline ID */,
  90                      chromecast::media::TrackId /* Track ID */,
  91                      bool /* Status */,
  92                      base::SharedMemoryHandle /* Shared memory */,
  93                      base::FileDescriptor /* socket handle */)
  94 IPC_MESSAGE_CONTROL3(CmaMsg_TrackStateChanged,
  95                      int /* Media pipeline ID */,
  96                      chromecast::media::TrackId /* Track ID */,
  97                      media::PipelineStatus /* Status */)
  98 IPC_MESSAGE_CONTROL2(CmaMsg_NotifyPipeRead,
  99                      int /* Media pipeline ID */,
 100                      chromecast::media::TrackId /* Track ID */)
 101
 102 IPC_MESSAGE_CONTROL2(CmaMsg_Eos,
 103                      int /* Media pipeline ID */,
 104                      chromecast::media::TrackId /* Track ID */)
 105 IPC_MESSAGE_CONTROL3(CmaMsg_PlaybackError,
 106                      int /* Media pipeline ID */,
 107                      chromecast::media::TrackId /* Track ID */,
 108                      media::PipelineStatus /* status */)
 109 IPC_MESSAGE_CONTROL3(CmaMsg_PlaybackStatistics,
 110                      int /* Media pipeline ID */,
 111                      chromecast::media::TrackId /* Track ID */,
 112                      media::PipelineStatistics /* status */)
 113 IPC_MESSAGE_CONTROL3(CmaMsg_NaturalSizeChanged,
 114                      int /* Media pipeline ID */,
 115                      chromecast::media::TrackId /* Track ID */,
 116                      gfx::Size /* Size */)