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/*
* Copyright (c) 2012 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_external_codec_impl.h"
#include "engine_configurations.h" // NOLINT
#include "system_wrappers/interface/trace.h"
#include "video_engine/include/vie_errors.h"
#include "video_engine/vie_channel.h"
#include "video_engine/vie_channel_manager.h"
#include "video_engine/vie_encoder.h"
#include "video_engine/vie_impl.h"
#include "video_engine/vie_shared_data.h"
namespace webrtc {
ViEExternalCodec* ViEExternalCodec::GetInterface(VideoEngine* video_engine) {
#ifdef WEBRTC_VIDEO_ENGINE_EXTERNAL_CODEC_API
if (video_engine == NULL) {
return NULL;
}
VideoEngineImpl* vie_impl = reinterpret_cast<VideoEngineImpl*>(video_engine);
ViEExternalCodecImpl* vie_external_codec_impl = vie_impl;
// Increase ref count.
(*vie_external_codec_impl)++;
return vie_external_codec_impl;
#else
return NULL;
#endif
}
int ViEExternalCodecImpl::Release() {
WEBRTC_TRACE(kTraceApiCall, kTraceVideo, shared_data_->instance_id(),
"ViEExternalCodec::Release()");
// Decrease ref count.
(*this)--;
WebRtc_Word32 ref_count = GetCount();
if (ref_count < 0) {
WEBRTC_TRACE(kTraceWarning, kTraceVideo, shared_data_->instance_id(),
"ViEExternalCodec release too many times");
shared_data_->SetLastError(kViEAPIDoesNotExist);
return -1;
}
WEBRTC_TRACE(kTraceInfo, kTraceVideo, shared_data_->instance_id(),
"ViEExternalCodec reference count: %d", ref_count);
return ref_count;
}
ViEExternalCodecImpl::ViEExternalCodecImpl(ViESharedData* shared_data)
: shared_data_(shared_data) {
WEBRTC_TRACE(kTraceMemory, kTraceVideo, shared_data_->instance_id(),
"ViEExternalCodecImpl::ViEExternalCodecImpl() Ctor");
}
ViEExternalCodecImpl::~ViEExternalCodecImpl() {
WEBRTC_TRACE(kTraceMemory, kTraceVideo, shared_data_->instance_id(),
"ViEExternalCodecImpl::~ViEExternalCodecImpl() Dtor");
}
int ViEExternalCodecImpl::RegisterExternalSendCodec(const int video_channel,
const unsigned char pl_type,
VideoEncoder* encoder,
bool internal_source) {
WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(shared_data_->instance_id()),
"%s channel %d pl_type %d encoder 0x%x", __FUNCTION__,
video_channel, pl_type, encoder);
ViEChannelManagerScoped cs(*(shared_data_->channel_manager()));
ViEEncoder* vie_encoder = cs.Encoder(video_channel);
if (!vie_encoder) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument video_channel %u. Does it exist?",
__FUNCTION__, video_channel);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (!encoder) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument Encoder 0x%x.", __FUNCTION__, encoder);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (vie_encoder->RegisterExternalEncoder(encoder, pl_type, internal_source)
!= 0) {
shared_data_->SetLastError(kViECodecUnknownError);
return -1;
}
return 0;
}
int ViEExternalCodecImpl::DeRegisterExternalSendCodec(
const int video_channel, const unsigned char pl_type) {
WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(shared_data_->instance_id()),
"%s channel %d pl_type %d", __FUNCTION__, video_channel,
pl_type);
ViEChannelManagerScoped cs(*(shared_data_->channel_manager()));
ViEEncoder* vie_encoder = cs.Encoder(video_channel);
if (!vie_encoder) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument video_channel %u. Does it exist?",
__FUNCTION__, video_channel);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (vie_encoder->DeRegisterExternalEncoder(pl_type) != 0) {
shared_data_->SetLastError(kViECodecUnknownError);
return -1;
}
return 0;
}
int ViEExternalCodecImpl::RegisterExternalReceiveCodec(
const int video_channel,
const unsigned int pl_type,
VideoDecoder* decoder,
bool decoder_render,
int render_delay) {
WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(shared_data_->instance_id()),
"%s channel %d pl_type %d decoder 0x%x, decoder_render %d, "
"renderDelay %d", __FUNCTION__, video_channel, pl_type, decoder,
decoder_render, render_delay);
ViEChannelManagerScoped cs(*(shared_data_->channel_manager()));
ViEChannel* vie_channel = cs.Channel(video_channel);
if (!vie_channel) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument video_channel %u. Does it exist?",
__FUNCTION__, video_channel);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (!decoder) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument decoder 0x%x.", __FUNCTION__, decoder);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (vie_channel->RegisterExternalDecoder(pl_type, decoder, decoder_render,
render_delay) != 0) {
shared_data_->SetLastError(kViECodecUnknownError);
return -1;
}
return 0;
}
int ViEExternalCodecImpl::DeRegisterExternalReceiveCodec(
const int video_channel, const unsigned char pl_type) {
WEBRTC_TRACE(kTraceApiCall, kTraceVideo, ViEId(shared_data_->instance_id()),
"%s channel %d pl_type %u", __FUNCTION__, video_channel,
pl_type);
ViEChannelManagerScoped cs(*(shared_data_->channel_manager()));
ViEChannel* vie_channel = cs.Channel(video_channel);
if (!vie_channel) {
WEBRTC_TRACE(kTraceError, kTraceVideo,
ViEId(shared_data_->instance_id(), video_channel),
"%s: Invalid argument video_channel %u. Does it exist?",
__FUNCTION__, video_channel);
shared_data_->SetLastError(kViECodecInvalidArgument);
return -1;
}
if (vie_channel->DeRegisterExternalDecoder(pl_type) != 0) {
shared_data_->SetLastError(kViECodecUnknownError);
return -1;
}
return 0;
}
} // namespace webrtc
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