| /* |
| * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "video_engine/vie_render_impl.h" |
| |
| #include "engine_configurations.h" |
| #include "modules/video_render/main/interface/video_render.h" |
| #include "modules/video_render/main/interface/video_render_defines.h" |
| #include "system_wrappers/interface/trace.h" |
| #include "video_engine/include/vie_errors.h" |
| #include "video_engine/vie_capturer.h" |
| #include "video_engine/vie_channel.h" |
| #include "video_engine/vie_channel_manager.h" |
| #include "video_engine/vie_defines.h" |
| #include "video_engine/vie_frame_provider_base.h" |
| #include "video_engine/vie_impl.h" |
| #include "video_engine/vie_input_manager.h" |
| #include "video_engine/vie_render_manager.h" |
| #include "video_engine/vie_renderer.h" |
| |
| namespace webrtc { |
| |
| ViERender* ViERender::GetInterface(VideoEngine* video_engine) { |
| #ifdef WEBRTC_VIDEO_ENGINE_RENDER_API |
| if (!video_engine) { |
| return NULL; |
| } |
| VideoEngineImpl* vie_impl = reinterpret_cast<VideoEngineImpl*>(video_engine); |
| ViERenderImpl* vie_render_impl = vie_impl; |
| // Increase ref count. |
| (*vie_render_impl)++; |
| return vie_render_impl; |
| #else |
| return NULL; |
| #endif |
| } |
| |
| int ViERenderImpl::Release() { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, instance_id_, |
| "ViERender::Release()"); |
| // Decrease ref count |
| (*this)--; |
| WebRtc_Word32 ref_count = GetCount(); |
| if (ref_count < 0) { |
| WEBRTC_TRACE(kTraceWarning, kTraceVideo, instance_id_, |
| "ViERender release too many times"); |
| return -1; |
| } |
| WEBRTC_TRACE(kTraceInfo, kTraceVideo, instance_id_, |
| "ViERender reference count: %d", ref_count); |
| return ref_count; |
| } |
| |
| ViERenderImpl::ViERenderImpl() { |
| WEBRTC_TRACE(kTraceMemory, kTraceVideo, instance_id_, |
| "ViERenderImpl::ViERenderImpl() Ctor"); |
| } |
| |
| ViERenderImpl::~ViERenderImpl() { |
| WEBRTC_TRACE(kTraceMemory, kTraceVideo, instance_id_, |
| "ViERenderImpl::~ViERenderImpl() Dtor"); |
| } |
| |
| int ViERenderImpl::RegisterVideoRenderModule( |
| VideoRender& render_module) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_), |
| "%s (&render_module: %p)", __FUNCTION__, &render_module); |
| if (render_manager_.RegisterVideoRenderModule(render_module) != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::DeRegisterVideoRenderModule( |
| VideoRender& render_module) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_), |
| "%s (&render_module: %p)", __FUNCTION__, &render_module); |
| if (render_manager_.DeRegisterVideoRenderModule(render_module) != 0) { |
| // Error logging is done in ViERenderManager::DeRegisterVideoRenderModule. |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::AddRenderer(const int render_id, void* window, |
| const unsigned int z_order, const float left, |
| const float top, const float right, |
| const float bottom) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_), |
| "%s (render_id: %d, window: 0x%p, z_order: %u, left: %f, " |
| "top: %f, right: %f, bottom: %f)", |
| __FUNCTION__, render_id, window, z_order, left, top, right, |
| bottom); |
| if (!Initialized()) { |
| SetLastError(kViENotInitialized); |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s - ViE instance %d not initialized", __FUNCTION__, |
| instance_id_); |
| return -1; |
| } |
| { |
| ViERenderManagerScoped rs(render_manager_); |
| if (rs.Renderer(render_id)) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s - Renderer already exist %d.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderAlreadyExists); |
| return -1; |
| } |
| } |
| if (render_id >= kViEChannelIdBase && render_id <= kViEChannelIdMax) { |
| // This is a channel. |
| ViEChannelManagerScoped cm(channel_manager_); |
| ViEFrameProviderBase* frame_provider = cm.Channel(render_id); |
| if (!frame_provider) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s: FrameProvider id %d doesn't exist", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| ViERenderer* renderer = render_manager_.AddRenderStream(render_id, |
| window, z_order, |
| left, top, |
| right, bottom); |
| if (!renderer) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return frame_provider->RegisterFrameCallback(render_id, renderer); |
| } else { |
| // Camera or file. |
| ViEInputManagerScoped is(input_manager_); |
| ViEFrameProviderBase* frame_provider = is.FrameProvider(render_id); |
| if (!frame_provider) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s: FrameProvider id %d doesn't exist", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| ViERenderer* renderer = render_manager_.AddRenderStream(render_id, |
| window, z_order, |
| left, top, |
| right, bottom); |
| if (!renderer) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return frame_provider->RegisterFrameCallback(render_id, renderer); |
| } |
| } |
| |
| int ViERenderImpl::RemoveRenderer(const int render_id) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_), |
| "%s(render_id: %d)", __FUNCTION__, render_id); |
| if (!Initialized()) { |
| SetLastError(kViENotInitialized); |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s - ViE instance %d not initialized", __FUNCTION__, |
| instance_id_); |
| return -1; |
| } |
| |
| ViERenderer* renderer = NULL; |
| { |
| ViERenderManagerScoped rs(render_manager_); |
| renderer = rs.Renderer(render_id); |
| if (!renderer) { |
| WEBRTC_TRACE(kTraceWarning, kTraceVideo, ViEId(instance_id_), |
| "%s No render exist with render_id: %d", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| // Leave the scope lock since we don't want to lock two managers |
| // simultanousely. |
| } |
| if (render_id >= kViEChannelIdBase && render_id <= kViEChannelIdMax) { |
| // This is a channel. |
| ViEChannelManagerScoped cm(channel_manager_); |
| ViEChannel* channel = cm.Channel(render_id); |
| if (!channel) { |
| WEBRTC_TRACE(kTraceWarning, kTraceVideo, ViEId(instance_id_), |
| "%s: no channel with id %d exists ", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| channel->DeregisterFrameCallback(renderer); |
| } else { |
| // Provider owned by inputmanager, i.e. file or capture device. |
| ViEInputManagerScoped is(input_manager_); |
| ViEFrameProviderBase* provider = is.FrameProvider(render_id); |
| if (!provider) { |
| WEBRTC_TRACE(kTraceWarning, kTraceVideo, ViEId(instance_id_), |
| "%s: no provider with id %d exists ", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| provider->DeregisterFrameCallback(renderer); |
| } |
| if (render_manager_.RemoveRenderStream(render_id) != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::StartRender(const int render_id) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s(channel: %d)", __FUNCTION__, render_id); |
| ViERenderManagerScoped rs(render_manager_); |
| ViERenderer* renderer = rs.Renderer(render_id); |
| if (!renderer) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s: No renderer with render Id %d exist.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| if (renderer->StartRender() != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::StopRender(const int render_id) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s(channel: %d)", __FUNCTION__, render_id); |
| ViERenderManagerScoped rs(render_manager_); |
| ViERenderer* renderer = rs.Renderer(render_id); |
| if (!renderer) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s: No renderer with render_id %d exist.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| if (renderer->StopRender() != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::ConfigureRender(int render_id, const unsigned int z_order, |
| const float left, const float top, |
| const float right, const float bottom) { |
| WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s(channel: %d)", __FUNCTION__, render_id); |
| ViERenderManagerScoped rs(render_manager_); |
| ViERenderer* renderer = rs.Renderer(render_id); |
| if (!renderer) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s: No renderer with render_id %d exist.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| |
| if (renderer->ConfigureRenderer(z_order, left, top, right, bottom) != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::MirrorRenderStream(const int render_id, const bool enable, |
| const bool mirror_xaxis, |
| const bool mirror_yaxis) { |
| ViERenderManagerScoped rs(render_manager_); |
| ViERenderer* renderer = rs.Renderer(render_id); |
| if (!renderer) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s: No renderer with render_id %d exist.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| if (renderer->EnableMirroring(render_id, enable, mirror_xaxis, mirror_yaxis) |
| != 0) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return 0; |
| } |
| |
| int ViERenderImpl::AddRenderer(const int render_id, |
| RawVideoType video_input_format, |
| ExternalRenderer* external_renderer) { |
| // Check if the client requested a format that we can convert the frames to. |
| if (video_input_format != kVideoI420 && |
| video_input_format != kVideoYV12 && |
| video_input_format != kVideoYUY2 && |
| video_input_format != kVideoUYVY && |
| video_input_format != kVideoARGB && |
| video_input_format != kVideoRGB24 && |
| video_input_format != kVideoRGB565 && |
| video_input_format != kVideoARGB4444 && |
| video_input_format != kVideoARGB1555) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_, render_id), |
| "%s: Unsupported video frame format requested", |
| __FUNCTION__, render_id); |
| SetLastError(kViERenderInvalidFrameFormat); |
| return -1; |
| } |
| if (!Initialized()) { |
| SetLastError(kViENotInitialized); |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s - ViE instance %d not initialized", __FUNCTION__, |
| instance_id_); |
| return -1; |
| } |
| { |
| // Verify the renderer doesn't exist. |
| ViERenderManagerScoped rs(render_manager_); |
| if (rs.Renderer(render_id)) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s - Renderer already exist %d.", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderAlreadyExists); |
| return -1; |
| } |
| } |
| if (render_id >= kViEChannelIdBase && render_id <= kViEChannelIdMax) { |
| // This is a channel. |
| ViEChannelManagerScoped cm(channel_manager_); |
| ViEFrameProviderBase* frame_provider = cm.Channel(render_id); |
| if (!frame_provider) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s: FrameProvider id %d doesn't exist", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| ViERenderer* renderer = render_manager_.AddRenderStream(render_id, NULL, |
| 0, 0.0f, 0.0f, |
| 1.0f, 1.0f); |
| if (!renderer) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| if (renderer->SetExternalRenderer(render_id, video_input_format, |
| external_renderer) == -1) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| |
| return frame_provider->RegisterFrameCallback(render_id, renderer); |
| } else { |
| // Camera or file. |
| ViEInputManagerScoped is(input_manager_); |
| ViEFrameProviderBase* frame_provider = is.FrameProvider(render_id); |
| if (!frame_provider) { |
| WEBRTC_TRACE(kTraceError, kTraceVideo, ViEId(instance_id_), |
| "%s: FrameProvider id %d doesn't exist", __FUNCTION__, |
| render_id); |
| SetLastError(kViERenderInvalidRenderId); |
| return -1; |
| } |
| ViERenderer* renderer = render_manager_.AddRenderStream(render_id, NULL, |
| 0, 0.0f, 0.0f, |
| 1.0f, 1.0f); |
| if (!renderer) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| if (renderer->SetExternalRenderer(render_id, video_input_format, |
| external_renderer) == -1) { |
| SetLastError(kViERenderUnknownError); |
| return -1; |
| } |
| return frame_provider->RegisterFrameCallback(render_id, renderer); |
| } |
| } |
| |
| } // namespace webrtc |
