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#include "ppapi/proxy/video_frame_resource.h" 6 7#include "base/logging.h" 8#include "ppapi/c/pp_bool.h" 9#include "ppapi/shared_impl/var.h" 10 11namespace ppapi { 12namespace proxy { 13 14VideoFrameResource::VideoFrameResource(PP_Instance instance, 15 int32_t index, 16 MediaStreamBuffer* buffer) 17 : Resource(OBJECT_IS_PROXY, instance), 18 index_(index), 19 buffer_(buffer) { 20 DCHECK_EQ(buffer_->header.type, MediaStreamBuffer::TYPE_VIDEO); 21} 22 23VideoFrameResource::~VideoFrameResource() { 24 CHECK(!buffer_) << "An unused (or unrecycled) frame is destroyed."; 25} 26 27thunk::PPB_VideoFrame_API* VideoFrameResource::AsPPB_VideoFrame_API() { 28 return this; 29} 30 31PP_TimeDelta VideoFrameResource::GetTimestamp() { 32 if (!buffer_) { 33 VLOG(1) << "Frame is invalid"; 34 return 0.0; 35 } 36 return buffer_->video.timestamp; 37} 38 39void VideoFrameResource::SetTimestamp(PP_TimeDelta timestamp) { 40 if (!buffer_) { 41 VLOG(1) << "Frame is invalid"; 42 return; 43 } 44 buffer_->video.timestamp = timestamp; 45} 46 47PP_VideoFrame_Format VideoFrameResource::GetFormat() { 48 if (!buffer_) { 49 VLOG(1) << "Frame is invalid"; 50 return PP_VIDEOFRAME_FORMAT_UNKNOWN; 51 } 52 return buffer_->video.format; 53} 54 55PP_Bool VideoFrameResource::GetSize(PP_Size* size) { 56 if (!buffer_) { 57 VLOG(1) << "Frame is invalid"; 58 return PP_FALSE; 59 } 60 *size = buffer_->video.size; 61 return PP_TRUE; 62} 63 64void* VideoFrameResource::GetDataBuffer() { 65 if (!buffer_) { 66 VLOG(1) << "Frame is invalid"; 67 return NULL; 68 } 69 return buffer_->video.data; 70} 71 72uint32_t VideoFrameResource::GetDataBufferSize() { 73 if (!buffer_) { 74 VLOG(1) << "Frame is invalid"; 75 return 0; 76 } 77 return buffer_->video.data_size; 78} 79 80MediaStreamBuffer* VideoFrameResource::GetBuffer() { 81 return buffer_; 82} 83 84int32_t VideoFrameResource::GetBufferIndex() { 85 return index_; 86} 87 88void VideoFrameResource::Invalidate() { 89 DCHECK(buffer_); 90 DCHECK_GE(index_, 0); 91 buffer_ = NULL; 92 index_ = -1; 93} 94 95} // namespace proxy 96} // namespace ppapi 97