| /* Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /* From dev/ppp_video_decoder_dev.idl modified Fri Dec 13 15:21:30 2013. */ |
| |
| #ifndef PPAPI_C_DEV_PPP_VIDEO_DECODER_DEV_H_ |
| #define PPAPI_C_DEV_PPP_VIDEO_DECODER_DEV_H_ |
| |
| #include "ppapi/c/dev/pp_video_dev.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/pp_macros.h" |
| #include "ppapi/c/pp_resource.h" |
| #include "ppapi/c/pp_size.h" |
| #include "ppapi/c/pp_stdint.h" |
| |
| #define PPP_VIDEODECODER_DEV_INTERFACE_0_11 "PPP_VideoDecoder(Dev);0.11" |
| #define PPP_VIDEODECODER_DEV_INTERFACE PPP_VIDEODECODER_DEV_INTERFACE_0_11 |
| |
| /** |
| * @file |
| * This file defines the <code>PPP_VideoDecoder_Dev</code> interface. |
| */ |
| |
| |
| /** |
| * @addtogroup Interfaces |
| * @{ |
| */ |
| /** |
| * PPP_VideoDecoder_Dev structure contains the function pointers that the |
| * plugin MUST implement to provide services needed by the video decoder |
| * implementation. |
| * |
| * See PPB_VideoDecoder_Dev for general usage tips. |
| */ |
| struct PPP_VideoDecoder_Dev_0_11 { |
| /** |
| * Callback function to provide buffers for the decoded output pictures. If |
| * succeeds plugin must provide buffers through AssignPictureBuffers function |
| * to the API. If |req_num_of_bufs| matching exactly the specification |
| * given in the parameters cannot be allocated decoder should be destroyed. |
| * |
| * Decoding will not proceed until buffers have been provided. |
| * |
| * Parameters: |
| * |instance| the plugin instance to which the callback is responding. |
| * |decoder| the PPB_VideoDecoder_Dev resource. |
| * |req_num_of_bufs| tells how many buffers are needed by the decoder. |
| * |dimensions| tells the dimensions of the buffer to allocate. |
| * |texture_target| the type of texture used. Sample targets in use are |
| * TEXTURE_2D (most platforms) and TEXTURE_EXTERNAL_OES (on ARM). |
| */ |
| void (*ProvidePictureBuffers)(PP_Instance instance, |
| PP_Resource decoder, |
| uint32_t req_num_of_bufs, |
| const struct PP_Size* dimensions, |
| uint32_t texture_target); |
| /** |
| * Callback function for decoder to deliver unneeded picture buffers back to |
| * the plugin. |
| * |
| * Parameters: |
| * |instance| the plugin instance to which the callback is responding. |
| * |decoder| the PPB_VideoDecoder_Dev resource. |
| * |picture_buffer| points to the picture buffer that is no longer needed. |
| */ |
| void (*DismissPictureBuffer)(PP_Instance instance, |
| PP_Resource decoder, |
| int32_t picture_buffer_id); |
| /** |
| * Callback function for decoder to deliver decoded pictures ready to be |
| * displayed. Decoder expects the plugin to return the buffer back to the |
| * decoder through ReusePictureBuffer function in PPB Video Decoder API. |
| * |
| * Parameters: |
| * |instance| the plugin instance to which the callback is responding. |
| * |decoder| the PPB_VideoDecoder_Dev resource. |
| * |picture| is the picture that is ready. |
| */ |
| void (*PictureReady)(PP_Instance instance, |
| PP_Resource decoder, |
| const struct PP_Picture_Dev* picture); |
| /** |
| * Error handler callback for decoder to deliver information about detected |
| * errors to the plugin. |
| * |
| * Parameters: |
| * |instance| the plugin instance to which the callback is responding. |
| * |decoder| the PPB_VideoDecoder_Dev resource. |
| * |error| error is the enumeration specifying the error. |
| */ |
| void (*NotifyError)(PP_Instance instance, |
| PP_Resource decoder, |
| PP_VideoDecodeError_Dev error); |
| }; |
| |
| typedef struct PPP_VideoDecoder_Dev_0_11 PPP_VideoDecoder_Dev; |
| /** |
| * @} |
| */ |
| |
| #endif /* PPAPI_C_DEV_PPP_VIDEO_DECODER_DEV_H_ */ |
| |