Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 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 | #include "content/renderer/pepper/pepper_video_decoder_host.h" |
| 6 | |
| 7 | #include "base/bind.h" |
| 8 | #include "base/memory/shared_memory.h" |
| 9 | #include "content/common/gpu/client/gpu_channel_host.h" |
| 10 | #include "content/public/renderer/render_thread.h" |
| 11 | #include "content/public/renderer/renderer_ppapi_host.h" |
| 12 | #include "content/renderer/pepper/ppb_graphics_3d_impl.h" |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 13 | #include "content/renderer/pepper/video_decoder_shim.h" |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 14 | #include "media/video/video_decode_accelerator.h" |
| 15 | #include "ppapi/c/pp_completion_callback.h" |
| 16 | #include "ppapi/c/pp_errors.h" |
| 17 | #include "ppapi/host/dispatch_host_message.h" |
| 18 | #include "ppapi/host/ppapi_host.h" |
| 19 | #include "ppapi/proxy/ppapi_messages.h" |
| 20 | #include "ppapi/proxy/video_decoder_constants.h" |
| 21 | #include "ppapi/thunk/enter.h" |
| 22 | #include "ppapi/thunk/ppb_graphics_3d_api.h" |
| 23 | |
| 24 | using ppapi::proxy::SerializedHandle; |
| 25 | using ppapi::thunk::EnterResourceNoLock; |
| 26 | using ppapi::thunk::PPB_Graphics3D_API; |
| 27 | |
| 28 | namespace content { |
| 29 | |
| 30 | namespace { |
| 31 | |
| 32 | media::VideoCodecProfile PepperToMediaVideoProfile(PP_VideoProfile profile) { |
| 33 | switch (profile) { |
| 34 | case PP_VIDEOPROFILE_H264BASELINE: |
| 35 | return media::H264PROFILE_BASELINE; |
| 36 | case PP_VIDEOPROFILE_H264MAIN: |
| 37 | return media::H264PROFILE_MAIN; |
| 38 | case PP_VIDEOPROFILE_H264EXTENDED: |
| 39 | return media::H264PROFILE_EXTENDED; |
| 40 | case PP_VIDEOPROFILE_H264HIGH: |
| 41 | return media::H264PROFILE_HIGH; |
| 42 | case PP_VIDEOPROFILE_H264HIGH10PROFILE: |
| 43 | return media::H264PROFILE_HIGH10PROFILE; |
| 44 | case PP_VIDEOPROFILE_H264HIGH422PROFILE: |
| 45 | return media::H264PROFILE_HIGH422PROFILE; |
| 46 | case PP_VIDEOPROFILE_H264HIGH444PREDICTIVEPROFILE: |
| 47 | return media::H264PROFILE_HIGH444PREDICTIVEPROFILE; |
| 48 | case PP_VIDEOPROFILE_H264SCALABLEBASELINE: |
| 49 | return media::H264PROFILE_SCALABLEBASELINE; |
| 50 | case PP_VIDEOPROFILE_H264SCALABLEHIGH: |
| 51 | return media::H264PROFILE_SCALABLEHIGH; |
| 52 | case PP_VIDEOPROFILE_H264STEREOHIGH: |
| 53 | return media::H264PROFILE_STEREOHIGH; |
| 54 | case PP_VIDEOPROFILE_H264MULTIVIEWHIGH: |
| 55 | return media::H264PROFILE_MULTIVIEWHIGH; |
Torne (Richard Coles) | 6e8cce6 | 2014-08-19 13:00:08 +0100 | [diff] [blame^] | 56 | case PP_VIDEOPROFILE_VP8_ANY: |
| 57 | return media::VP8PROFILE_ANY; |
| 58 | case PP_VIDEOPROFILE_VP9_ANY: |
| 59 | return media::VP9PROFILE_ANY; |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 60 | // No default case, to catch unhandled PP_VideoProfile values. |
| 61 | } |
| 62 | |
| 63 | return media::VIDEO_CODEC_PROFILE_UNKNOWN; |
| 64 | } |
| 65 | |
| 66 | } // namespace |
| 67 | |
| 68 | PepperVideoDecoderHost::PendingDecode::PendingDecode( |
| 69 | uint32_t shm_id, |
| 70 | const ppapi::host::ReplyMessageContext& reply_context) |
| 71 | : shm_id(shm_id), reply_context(reply_context) { |
| 72 | } |
| 73 | |
| 74 | PepperVideoDecoderHost::PendingDecode::~PendingDecode() { |
| 75 | } |
| 76 | |
| 77 | PepperVideoDecoderHost::PepperVideoDecoderHost(RendererPpapiHost* host, |
| 78 | PP_Instance instance, |
| 79 | PP_Resource resource) |
| 80 | : ResourceHost(host->GetPpapiHost(), instance, resource), |
| 81 | renderer_ppapi_host_(host), |
| 82 | initialized_(false) { |
| 83 | } |
| 84 | |
| 85 | PepperVideoDecoderHost::~PepperVideoDecoderHost() { |
| 86 | } |
| 87 | |
| 88 | int32_t PepperVideoDecoderHost::OnResourceMessageReceived( |
| 89 | const IPC::Message& msg, |
| 90 | ppapi::host::HostMessageContext* context) { |
| 91 | PPAPI_BEGIN_MESSAGE_MAP(PepperVideoDecoderHost, msg) |
| 92 | PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_VideoDecoder_Initialize, |
| 93 | OnHostMsgInitialize) |
| 94 | PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_VideoDecoder_GetShm, |
| 95 | OnHostMsgGetShm) |
| 96 | PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_VideoDecoder_Decode, |
| 97 | OnHostMsgDecode) |
| 98 | PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_VideoDecoder_AssignTextures, |
| 99 | OnHostMsgAssignTextures) |
| 100 | PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_VideoDecoder_RecyclePicture, |
| 101 | OnHostMsgRecyclePicture) |
| 102 | PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_VideoDecoder_Flush, |
| 103 | OnHostMsgFlush) |
| 104 | PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_VideoDecoder_Reset, |
| 105 | OnHostMsgReset) |
| 106 | PPAPI_END_MESSAGE_MAP() |
| 107 | return PP_ERROR_FAILED; |
| 108 | } |
| 109 | |
| 110 | int32_t PepperVideoDecoderHost::OnHostMsgInitialize( |
| 111 | ppapi::host::HostMessageContext* context, |
| 112 | const ppapi::HostResource& graphics_context, |
| 113 | PP_VideoProfile profile, |
| 114 | bool allow_software_fallback) { |
| 115 | if (initialized_) |
| 116 | return PP_ERROR_FAILED; |
| 117 | |
| 118 | EnterResourceNoLock<PPB_Graphics3D_API> enter_graphics( |
| 119 | graphics_context.host_resource(), true); |
| 120 | if (enter_graphics.failed()) |
| 121 | return PP_ERROR_FAILED; |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 122 | PPB_Graphics3D_Impl* graphics3d = |
| 123 | static_cast<PPB_Graphics3D_Impl*>(enter_graphics.object()); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 124 | |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 125 | int command_buffer_route_id = graphics3d->GetCommandBufferRouteId(); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 126 | if (!command_buffer_route_id) |
| 127 | return PP_ERROR_FAILED; |
| 128 | |
| 129 | media::VideoCodecProfile media_profile = PepperToMediaVideoProfile(profile); |
| 130 | |
| 131 | // This is not synchronous, but subsequent IPC messages will be buffered, so |
| 132 | // it is okay to immediately send IPC messages through the returned channel. |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 133 | GpuChannelHost* channel = graphics3d->channel(); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 134 | DCHECK(channel); |
| 135 | decoder_ = channel->CreateVideoDecoder(command_buffer_route_id); |
| 136 | if (decoder_ && decoder_->Initialize(media_profile, this)) { |
| 137 | initialized_ = true; |
| 138 | return PP_OK; |
| 139 | } |
| 140 | decoder_.reset(); |
| 141 | |
Ben Murdoch | 116680a | 2014-07-20 18:25:52 -0700 | [diff] [blame] | 142 | #if defined(OS_ANDROID) |
| 143 | return PP_ERROR_NOTSUPPORTED; |
| 144 | #else |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 145 | if (!allow_software_fallback) |
| 146 | return PP_ERROR_NOTSUPPORTED; |
| 147 | |
| 148 | decoder_.reset(new VideoDecoderShim(this)); |
| 149 | initialize_reply_context_ = context->MakeReplyMessageContext(); |
| 150 | decoder_->Initialize(media_profile, this); |
| 151 | |
| 152 | return PP_OK_COMPLETIONPENDING; |
Ben Murdoch | 116680a | 2014-07-20 18:25:52 -0700 | [diff] [blame] | 153 | #endif |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | int32_t PepperVideoDecoderHost::OnHostMsgGetShm( |
| 157 | ppapi::host::HostMessageContext* context, |
| 158 | uint32_t shm_id, |
| 159 | uint32_t shm_size) { |
| 160 | if (!initialized_) |
| 161 | return PP_ERROR_FAILED; |
| 162 | |
| 163 | // Make the buffers larger since we hope to reuse them. |
| 164 | shm_size = std::max( |
| 165 | shm_size, |
| 166 | static_cast<uint32_t>(ppapi::proxy::kMinimumBitstreamBufferSize)); |
| 167 | if (shm_size > ppapi::proxy::kMaximumBitstreamBufferSize) |
| 168 | return PP_ERROR_FAILED; |
| 169 | |
| 170 | if (shm_id >= ppapi::proxy::kMaximumPendingDecodes) |
| 171 | return PP_ERROR_FAILED; |
| 172 | // The shm_id must be inside or at the end of shm_buffers_. |
| 173 | if (shm_id > shm_buffers_.size()) |
| 174 | return PP_ERROR_FAILED; |
| 175 | // Reject an attempt to reallocate a busy shm buffer. |
| 176 | if (shm_id < shm_buffers_.size() && shm_buffer_busy_[shm_id]) |
| 177 | return PP_ERROR_FAILED; |
| 178 | |
| 179 | content::RenderThread* render_thread = content::RenderThread::Get(); |
| 180 | scoped_ptr<base::SharedMemory> shm( |
| 181 | render_thread->HostAllocateSharedMemoryBuffer(shm_size).Pass()); |
| 182 | if (!shm || !shm->Map(shm_size)) |
| 183 | return PP_ERROR_FAILED; |
| 184 | |
| 185 | base::SharedMemoryHandle shm_handle = shm->handle(); |
| 186 | if (shm_id == shm_buffers_.size()) { |
| 187 | shm_buffers_.push_back(shm.release()); |
| 188 | shm_buffer_busy_.push_back(false); |
| 189 | } else { |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 190 | // Remove the old buffer. Delete manually since ScopedVector won't delete |
| 191 | // the existing element if we just assign over it. |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 192 | delete shm_buffers_[shm_id]; |
| 193 | shm_buffers_[shm_id] = shm.release(); |
| 194 | } |
| 195 | |
| 196 | #if defined(OS_WIN) |
| 197 | base::PlatformFile platform_file = shm_handle; |
| 198 | #elif defined(OS_POSIX) |
| 199 | base::PlatformFile platform_file = shm_handle.fd; |
| 200 | #else |
| 201 | #error Not implemented. |
| 202 | #endif |
| 203 | SerializedHandle handle( |
| 204 | renderer_ppapi_host_->ShareHandleWithRemote(platform_file, false), |
| 205 | shm_size); |
| 206 | ppapi::host::ReplyMessageContext reply_context = |
| 207 | context->MakeReplyMessageContext(); |
| 208 | reply_context.params.AppendHandle(handle); |
| 209 | host()->SendReply(reply_context, |
| 210 | PpapiPluginMsg_VideoDecoder_GetShmReply(shm_size)); |
| 211 | |
| 212 | return PP_OK_COMPLETIONPENDING; |
| 213 | } |
| 214 | |
| 215 | int32_t PepperVideoDecoderHost::OnHostMsgDecode( |
| 216 | ppapi::host::HostMessageContext* context, |
| 217 | uint32_t shm_id, |
| 218 | uint32_t size, |
| 219 | int32_t decode_id) { |
| 220 | if (!initialized_) |
| 221 | return PP_ERROR_FAILED; |
| 222 | DCHECK(decoder_); |
| 223 | // |shm_id| is just an index into shm_buffers_. Make sure it's in range. |
| 224 | if (static_cast<size_t>(shm_id) >= shm_buffers_.size()) |
| 225 | return PP_ERROR_FAILED; |
| 226 | // Reject an attempt to pass a busy buffer to the decoder again. |
| 227 | if (shm_buffer_busy_[shm_id]) |
| 228 | return PP_ERROR_FAILED; |
| 229 | // Reject non-unique decode_id values. |
| 230 | if (pending_decodes_.find(decode_id) != pending_decodes_.end()) |
| 231 | return PP_ERROR_FAILED; |
| 232 | |
| 233 | if (flush_reply_context_.is_valid() || reset_reply_context_.is_valid()) |
| 234 | return PP_ERROR_FAILED; |
| 235 | |
| 236 | pending_decodes_.insert(std::make_pair( |
| 237 | decode_id, PendingDecode(shm_id, context->MakeReplyMessageContext()))); |
| 238 | |
| 239 | shm_buffer_busy_[shm_id] = true; |
| 240 | decoder_->Decode( |
| 241 | media::BitstreamBuffer(decode_id, shm_buffers_[shm_id]->handle(), size)); |
| 242 | |
| 243 | return PP_OK_COMPLETIONPENDING; |
| 244 | } |
| 245 | |
| 246 | int32_t PepperVideoDecoderHost::OnHostMsgAssignTextures( |
| 247 | ppapi::host::HostMessageContext* context, |
| 248 | const PP_Size& size, |
| 249 | const std::vector<uint32_t>& texture_ids) { |
| 250 | if (!initialized_) |
| 251 | return PP_ERROR_FAILED; |
| 252 | DCHECK(decoder_); |
| 253 | |
| 254 | std::vector<media::PictureBuffer> picture_buffers; |
| 255 | for (uint32 i = 0; i < texture_ids.size(); i++) { |
| 256 | media::PictureBuffer buffer( |
| 257 | texture_ids[i], // Use the texture_id to identify the buffer. |
| 258 | gfx::Size(size.width, size.height), |
| 259 | texture_ids[i]); |
| 260 | picture_buffers.push_back(buffer); |
| 261 | } |
| 262 | decoder_->AssignPictureBuffers(picture_buffers); |
| 263 | return PP_OK; |
| 264 | } |
| 265 | |
| 266 | int32_t PepperVideoDecoderHost::OnHostMsgRecyclePicture( |
| 267 | ppapi::host::HostMessageContext* context, |
| 268 | uint32_t texture_id) { |
| 269 | if (!initialized_) |
| 270 | return PP_ERROR_FAILED; |
| 271 | DCHECK(decoder_); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 272 | |
| 273 | decoder_->ReusePictureBuffer(texture_id); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 274 | return PP_OK; |
| 275 | } |
| 276 | |
| 277 | int32_t PepperVideoDecoderHost::OnHostMsgFlush( |
| 278 | ppapi::host::HostMessageContext* context) { |
| 279 | if (!initialized_) |
| 280 | return PP_ERROR_FAILED; |
| 281 | DCHECK(decoder_); |
| 282 | if (flush_reply_context_.is_valid() || reset_reply_context_.is_valid()) |
| 283 | return PP_ERROR_FAILED; |
| 284 | |
| 285 | flush_reply_context_ = context->MakeReplyMessageContext(); |
| 286 | decoder_->Flush(); |
| 287 | |
| 288 | return PP_OK_COMPLETIONPENDING; |
| 289 | } |
| 290 | |
| 291 | int32_t PepperVideoDecoderHost::OnHostMsgReset( |
| 292 | ppapi::host::HostMessageContext* context) { |
| 293 | if (!initialized_) |
| 294 | return PP_ERROR_FAILED; |
| 295 | DCHECK(decoder_); |
| 296 | if (flush_reply_context_.is_valid() || reset_reply_context_.is_valid()) |
| 297 | return PP_ERROR_FAILED; |
| 298 | |
| 299 | reset_reply_context_ = context->MakeReplyMessageContext(); |
| 300 | decoder_->Reset(); |
| 301 | |
| 302 | return PP_OK_COMPLETIONPENDING; |
| 303 | } |
| 304 | |
| 305 | void PepperVideoDecoderHost::ProvidePictureBuffers( |
| 306 | uint32 requested_num_of_buffers, |
| 307 | const gfx::Size& dimensions, |
| 308 | uint32 texture_target) { |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 309 | RequestTextures(requested_num_of_buffers, |
| 310 | dimensions, |
| 311 | texture_target, |
| 312 | std::vector<gpu::Mailbox>()); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 313 | } |
| 314 | |
| 315 | void PepperVideoDecoderHost::PictureReady(const media::Picture& picture) { |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 316 | host()->SendUnsolicitedReply( |
| 317 | pp_resource(), |
| 318 | PpapiPluginMsg_VideoDecoder_PictureReady(picture.bitstream_buffer_id(), |
| 319 | picture.picture_buffer_id())); |
| 320 | } |
| 321 | |
| 322 | void PepperVideoDecoderHost::DismissPictureBuffer(int32 picture_buffer_id) { |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 323 | host()->SendUnsolicitedReply( |
| 324 | pp_resource(), |
| 325 | PpapiPluginMsg_VideoDecoder_DismissPicture(picture_buffer_id)); |
| 326 | } |
| 327 | |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 328 | void PepperVideoDecoderHost::NotifyEndOfBitstreamBuffer( |
| 329 | int32 bitstream_buffer_id) { |
| 330 | PendingDecodeMap::iterator it = pending_decodes_.find(bitstream_buffer_id); |
| 331 | if (it == pending_decodes_.end()) { |
| 332 | NOTREACHED(); |
| 333 | return; |
| 334 | } |
| 335 | const PendingDecode& pending_decode = it->second; |
| 336 | host()->SendReply( |
| 337 | pending_decode.reply_context, |
| 338 | PpapiPluginMsg_VideoDecoder_DecodeReply(pending_decode.shm_id)); |
| 339 | shm_buffer_busy_[pending_decode.shm_id] = false; |
| 340 | pending_decodes_.erase(it); |
| 341 | } |
| 342 | |
| 343 | void PepperVideoDecoderHost::NotifyFlushDone() { |
| 344 | DCHECK(pending_decodes_.empty()); |
| 345 | host()->SendReply(flush_reply_context_, |
| 346 | PpapiPluginMsg_VideoDecoder_FlushReply()); |
| 347 | flush_reply_context_ = ppapi::host::ReplyMessageContext(); |
| 348 | } |
| 349 | |
| 350 | void PepperVideoDecoderHost::NotifyResetDone() { |
| 351 | DCHECK(pending_decodes_.empty()); |
| 352 | host()->SendReply(reset_reply_context_, |
| 353 | PpapiPluginMsg_VideoDecoder_ResetReply()); |
| 354 | reset_reply_context_ = ppapi::host::ReplyMessageContext(); |
| 355 | } |
| 356 | |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 357 | void PepperVideoDecoderHost::NotifyError( |
| 358 | media::VideoDecodeAccelerator::Error error) { |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 359 | int32_t pp_error = PP_ERROR_FAILED; |
| 360 | switch (error) { |
| 361 | case media::VideoDecodeAccelerator::UNREADABLE_INPUT: |
| 362 | pp_error = PP_ERROR_MALFORMED_INPUT; |
| 363 | break; |
| 364 | case media::VideoDecodeAccelerator::ILLEGAL_STATE: |
| 365 | case media::VideoDecodeAccelerator::INVALID_ARGUMENT: |
| 366 | case media::VideoDecodeAccelerator::PLATFORM_FAILURE: |
| 367 | case media::VideoDecodeAccelerator::LARGEST_ERROR_ENUM: |
| 368 | pp_error = PP_ERROR_RESOURCE_FAILED; |
| 369 | break; |
| 370 | // No default case, to catch unhandled enum values. |
| 371 | } |
| 372 | host()->SendUnsolicitedReply( |
| 373 | pp_resource(), PpapiPluginMsg_VideoDecoder_NotifyError(pp_error)); |
| 374 | } |
| 375 | |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 376 | void PepperVideoDecoderHost::OnInitializeComplete(int32_t result) { |
| 377 | if (!initialized_) { |
| 378 | if (result == PP_OK) |
| 379 | initialized_ = true; |
| 380 | initialize_reply_context_.params.set_result(result); |
| 381 | host()->SendReply(initialize_reply_context_, |
| 382 | PpapiPluginMsg_VideoDecoder_InitializeReply()); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 383 | } |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 384 | } |
| 385 | |
Torne (Richard Coles) | f8ee788 | 2014-06-20 14:52:04 +0100 | [diff] [blame] | 386 | const uint8_t* PepperVideoDecoderHost::DecodeIdToAddress(uint32_t decode_id) { |
| 387 | PendingDecodeMap::const_iterator it = pending_decodes_.find(decode_id); |
| 388 | DCHECK(it != pending_decodes_.end()); |
| 389 | uint32_t shm_id = it->second.shm_id; |
| 390 | return static_cast<uint8_t*>(shm_buffers_[shm_id]->memory()); |
| 391 | } |
| 392 | |
| 393 | void PepperVideoDecoderHost::RequestTextures( |
| 394 | uint32 requested_num_of_buffers, |
| 395 | const gfx::Size& dimensions, |
| 396 | uint32 texture_target, |
| 397 | const std::vector<gpu::Mailbox>& mailboxes) { |
| 398 | host()->SendUnsolicitedReply( |
| 399 | pp_resource(), |
| 400 | PpapiPluginMsg_VideoDecoder_RequestTextures( |
| 401 | requested_num_of_buffers, |
| 402 | PP_MakeSize(dimensions.width(), dimensions.height()), |
| 403 | texture_target, |
| 404 | mailboxes)); |
Torne (Richard Coles) | 46d4c2b | 2014-06-09 12:00:27 +0100 | [diff] [blame] | 405 | } |
| 406 | |
| 407 | } // namespace content |