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Add thread annotations to parts of ACMGenericCodec

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This change adds annotations to all member variables that could be
annotated without acquiring any new locks, or changing the lock
structure in any other way.

BUG=3041
R=kwiberg@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/18539004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6441 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
henrik.lundin@webrtc.org 2014-06-16 08:02:25 +00:00
parent 249211eec6
commit 63e46077a3
3 changed files with 33 additions and 24 deletions
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4
webrtc/modules/audio_coding/main/acm2/acm_g722.h
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@ -12,6 +12,7 @@
#define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_G722_H_
#include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h"
#include "webrtc/system_wrappers/interface/thread_annotations.h"
typedef struct WebRtcG722EncInst G722EncInst;
typedef struct WebRtcG722DecInst G722DecInst;
@ -40,7 +41,8 @@ class ACMG722 : public ACMGenericCodec {
int32_t Add10MsDataSafe(const uint32_t timestamp,
const int16_t* data,
const uint16_t length_smpl,
const uint8_t audio_channel);
const uint8_t audio_channel)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
void DestructEncoderSafe();

6
webrtc/modules/audio_coding/main/acm2/acm_generic_codec.cc
View File

@ -26,7 +26,7 @@ namespace acm2 {
// Enum for CNG
enum {
kMaxPLCParamsCNG = WEBRTC_CNG_MAX_LPC_ORDER,
kNewCNGNumPLCParams = 8
kNewCNGNumLPCParams = 8
};
// Interval for sending new CNG parameters (SID frames) is 100 msec.
@ -56,7 +56,7 @@ ACMGenericCodec::ACMGenericCodec()
vad_mode_(VADNormal),
dtx_enabled_(false),
ptr_dtx_inst_(NULL),
num_lpc_params_(kNewCNGNumPLCParams),
num_lpc_params_(kNewCNGNumLPCParams),
sent_cn_previous_(false),
prev_frame_cng_(0),
has_internal_fec_(false),
@ -547,7 +547,7 @@ void ACMGenericCodec::DestructEncoder() {
WebRtcCng_FreeEnc(ptr_dtx_inst_);
ptr_dtx_inst_ = NULL;
}
num_lpc_params_ = kNewCNGNumPLCParams;
num_lpc_params_ = kNewCNGNumLPCParams;
DestructEncoderSafe();
}

47
webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h
View File

@ -16,6 +16,7 @@
#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
#include "webrtc/system_wrappers/interface/rw_lock_wrapper.h"
#include "webrtc/system_wrappers/interface/thread_annotations.h"
#include "webrtc/system_wrappers/interface/trace.h"
#define MAX_FRAME_SIZE_10MSEC 6
@ -616,7 +617,8 @@ class ACMGenericCodec {
virtual int32_t Add10MsDataSafe(const uint32_t timestamp,
const int16_t* data,
const uint16_t length,
const uint8_t audio_channel);
const uint8_t audio_channel)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// See EncoderParam() for the description of function, input(s)/output(s)
@ -628,14 +630,15 @@ class ACMGenericCodec {
// See ResetEncoder() for the description of function, input(s)/output(s)
// and return value.
//
int16_t ResetEncoderSafe();
int16_t ResetEncoderSafe() EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// See InitEncoder() for the description of function, input(s)/output(s)
// and return value.
//
int16_t InitEncoderSafe(WebRtcACMCodecParams* codec_params,
bool force_initialization);
bool force_initialization)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// See InitDecoder() for the description of function, input(s)/output(s)
@ -681,7 +684,8 @@ class ACMGenericCodec {
// See SetVAD() for the description of function, input(s)/output(s) and
// return value.
//
int16_t SetVADSafe(bool* enable_dtx, bool* enable_vad, ACMVADMode* mode);
int16_t SetVADSafe(bool* enable_dtx, bool* enable_vad, ACMVADMode* mode)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// See ReplaceInternalDTX() for the description of function, input and
@ -718,7 +722,8 @@ class ACMGenericCodec {
// -1 if failed,
// 0 if succeeded.
//
int16_t EnableVAD(ACMVADMode mode);
int16_t EnableVAD(ACMVADMode mode)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// int16_t DisableVAD()
@ -728,7 +733,7 @@ class ACMGenericCodec {
// -1 if failed,
// 0 if succeeded.
//
int16_t DisableVAD();
int16_t DisableVAD() EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// int16_t EnableDTX()
@ -739,7 +744,7 @@ class ACMGenericCodec {
// -1 if failed,
// 0 if succeeded.
//
virtual int16_t EnableDTX();
virtual int16_t EnableDTX() EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// int16_t DisableDTX()
@ -750,7 +755,7 @@ class ACMGenericCodec {
// -1 if failed,
// 0 if succeeded.
//
virtual int16_t DisableDTX();
virtual int16_t DisableDTX() EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// int16_t InternalEncode()
@ -878,7 +883,8 @@ class ACMGenericCodec {
//
int16_t ProcessFrameVADDTX(uint8_t* bitstream,
int16_t* bitstream_len_byte,
int16_t* samples_processed);
int16_t* samples_processed)
EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
///////////////////////////////////////////////////////////////////////////
// CurrentRate()
@ -925,19 +931,20 @@ class ACMGenericCodec {
// True if the encoder instance initialized
bool encoder_initialized_;
bool registered_in_neteq_;
const bool registered_in_neteq_; // TODO(henrik.lundin) Remove?
// VAD/DTX
bool has_internal_dtx_;
WebRtcVadInst* ptr_vad_inst_;
bool vad_enabled_;
ACMVADMode vad_mode_;
int16_t vad_label_[MAX_FRAME_SIZE_10MSEC];
bool dtx_enabled_;
WebRtcCngEncInst* ptr_dtx_inst_;
uint8_t num_lpc_params_;
bool sent_cn_previous_;
int16_t prev_frame_cng_;
WebRtcVadInst* ptr_vad_inst_ GUARDED_BY(codec_wrapper_lock_);
bool vad_enabled_ GUARDED_BY(codec_wrapper_lock_);
ACMVADMode vad_mode_ GUARDED_BY(codec_wrapper_lock_);
int16_t vad_label_[MAX_FRAME_SIZE_10MSEC] GUARDED_BY(codec_wrapper_lock_);
bool dtx_enabled_ GUARDED_BY(codec_wrapper_lock_);
WebRtcCngEncInst* ptr_dtx_inst_ GUARDED_BY(codec_wrapper_lock_);
uint8_t num_lpc_params_ // TODO(henrik.lundin) Delete and
GUARDED_BY(codec_wrapper_lock_); // replace with kNewCNGNumLPCParams.
bool sent_cn_previous_ GUARDED_BY(codec_wrapper_lock_);
int16_t prev_frame_cng_ GUARDED_BY(codec_wrapper_lock_);
// FEC.
bool has_internal_fec_;
@ -952,7 +959,7 @@ class ACMGenericCodec {
// such as buffers and state variables.
RWLockWrapper& codec_wrapper_lock_;
uint32_t last_timestamp_;
uint32_t last_timestamp_ GUARDED_BY(codec_wrapper_lock_);
uint32_t unique_id_;
};