1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/mm/devsound/a3fdevsound/src/mmfdevsound/sounddevice.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,716 @@
1.4 +// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
1.5 +// All rights reserved.
1.6 +// This component and the accompanying materials are made available
1.7 +// under the terms of "Eclipse Public License v1.0"
1.8 +// which accompanies this distribution, and is available
1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.10 +//
1.11 +// Initial Contributors:
1.12 +// Nokia Corporation - initial contribution.
1.13 +//
1.14 +// Contributors:
1.15 +//
1.16 +// Description:
1.17 +//
1.18 +
1.19 +
1.20 +
1.21 +// INCLUDES
1.22 +#include <mmf/server/sounddevice.h>
1.23 +#include "sounddevicebody.h"
1.24 +
1.25 +/*
1.26 + * Default Constructor.
1.27 + */
1.28 +CMMFDevSound::CMMFDevSound()
1.29 + {
1.30 + }
1.31 +
1.32 +/*
1.33 + * Destructor.
1.34 + */
1.35 +EXPORT_C CMMFDevSound::~CMMFDevSound()
1.36 + {
1.37 + delete iBody;
1.38 + }
1.39 +
1.40 +/*
1.41 + * CMMFDevSound::NewL
1.42 + *
1.43 + * Constructs and returns a pointer to a new CMMFDevSound object.
1.44 + */
1.45 +EXPORT_C CMMFDevSound* CMMFDevSound::NewL()
1.46 + {
1.47 + CMMFDevSound* self = new (ELeave) CMMFDevSound;
1.48 + CleanupStack::PushL(self);
1.49 + self->ConstructL();
1.50 + CleanupStack::Pop(self);
1.51 + return self;
1.52 + }
1.53 +
1.54 +/*
1.55 + * CMMFDevSound::ConstructL
1.56 + *
1.57 + * Second phase constructor.
1.58 + */
1.59 +void CMMFDevSound::ConstructL()
1.60 + {
1.61 + iBody = CBody::NewL();
1.62 + }
1.63 +
1.64 +/*
1.65 + * CMMFDevSound::InitializeL
1.66 + *
1.67 + * Initializes CMMFDevSound object. On completion of Initialization will
1.68 + * call InitializeComplete() on aDevSoundObserver.
1.69 + *
1.70 + * @param aDevSoundObserver. A reference to the DevSound Observer instance.
1.71 + * @param aMode. A mode for which this object will be used.
1.72 + */
1.73 +EXPORT_C void CMMFDevSound::InitializeL(MDevSoundObserver& aDevSoundObserver,TMMFState aMode)
1.74 +
1.75 + {
1.76 + iBody->InitializeL(aDevSoundObserver,aMode);
1.77 + }
1.78 +
1.79 +/*
1.80 + * CMMFDevSound::InitializeL
1.81 + *
1.82 + * Initializes CMMFDevSound object with hardware device aHWDev. On completion
1.83 + * of Initialization will call InitializeComplete() on aDevSoundObserver.
1.84 + *
1.85 + * Method is deprecated from OS release 9.5
1.86 + *
1.87 + * @param aDevSoundObserver. A reference to the DevSound Observer instance.
1.88 + * @param aHWDev. CMMFHwDevice implementation identifier.
1.89 + * @param aMode. A mode for which this object will be used.
1.90 + */
1.91 +EXPORT_C void CMMFDevSound::InitializeL(
1.92 + MDevSoundObserver& /*aDevSoundObserver*/,
1.93 + TUid /*aHWDev*/,
1.94 + TMMFState /*aMode*/)
1.95 + {
1.96 + User::Leave(KErrNotSupported);
1.97 + }
1.98 +
1.99 +/*
1.100 + * CMMFDevSound::InitializeL
1.101 + *
1.102 + * Initializes CMMFDevSound object with hardware device with hardware
1.103 + * device's FourCC code. On completion of Initialization will call
1.104 + * InitializeComplete() on aDevSoundObserver.
1.105 + *
1.106 + * @param aDevSoundObserver. A reference to the DevSound Observer instance.
1.107 + * @param aDesiredFourCC. CMMFHwDevice implementation FourCC.
1.108 + * @param aMode. A mode for which this object will be used.
1.109 + */
1.110 +EXPORT_C void CMMFDevSound::InitializeL(
1.111 + MDevSoundObserver& aDevSoundObserver,
1.112 + TFourCC aDesiredFourCC,
1.113 + TMMFState aMode)
1.114 + {
1.115 + iBody->InitializeL(aDevSoundObserver, aDesiredFourCC, aMode);
1.116 + }
1.117 +
1.118 +/*
1.119 + * CMMFDevSound::Capabilities
1.120 + *
1.121 + * Returns supported Audio settings.
1.122 + *
1.123 + * @return TMMFCapabilities device settings.
1.124 + */
1.125 +EXPORT_C TMMFCapabilities CMMFDevSound::Capabilities()
1.126 + {
1.127 + return iBody->Capabilities();
1.128 + }
1.129 +
1.130 +/*
1.131 + * CMMFDevSound::Config
1.132 + *
1.133 + * Returns current audio settings.
1.134 + *
1.135 + * @return TMMFCapabilities device settings.
1.136 + */
1.137 +EXPORT_C TMMFCapabilities CMMFDevSound::Config() const
1.138 + {
1.139 + return iBody->Config();
1.140 + }
1.141 +
1.142 +/*
1.143 + * CMMFDevSound::SetConfigL
1.144 + *
1.145 + * ConfigureS CMMFDevSound object with the settings in aConfig.
1.146 + *
1.147 + * Use this to set sampling rate, Encoding and Mono/Stereo.
1.148 + *
1.149 + * @param aConfig. CMMFDevSound configuration settings.
1.150 + */
1.151 +EXPORT_C void CMMFDevSound::SetConfigL(const TMMFCapabilities& aConfig)
1.152 + {
1.153 + iBody->SetConfigL(aConfig);
1.154 + }
1.155 +
1.156 +/*
1.157 + * CMMFDevSound::MaxVolume
1.158 + *
1.159 + * Returns an integer representing the maximum volume.
1.160 + *
1.161 + * This is the maximum volume which can be passed to CMMFDevSound::SetVolume.
1.162 + *
1.163 + * @return TInt
1.164 + * The maximum volume. This value is platform dependent but is always
1.165 + * greater than or equal to one.
1.166 + */
1.167 +EXPORT_C TInt CMMFDevSound::MaxVolume()
1.168 + {
1.169 + return iBody->MaxVolume();
1.170 + }
1.171 +
1.172 +/*
1.173 + * CMMFDevSound::Volume
1.174 + *
1.175 + * Returns an integer representing current volume level.
1.176 + *
1.177 + * @return TInt
1.178 + * Current volume level.
1.179 + */
1.180 +EXPORT_C TInt CMMFDevSound::Volume()
1.181 + {
1.182 + return iBody->Volume();
1.183 + }
1.184 +
1.185 +/*
1.186 + * CMMFDevSound::SetVolume
1.187 + *
1.188 + * Changes current volume level to the specified value.
1.189 + *
1.190 + * The volume can be changed before or during playback and is effective
1.191 + * immediately.
1.192 + *
1.193 + * @param TInt
1.194 + * The volume setting. This can be any value between zero and the
1.195 + * value returned by the call to CMMFDevSound::MaxVolume(). If the
1.196 + * volume is out of range, it is automatically set to the minimum or
1.197 + * maximum level closest to the value being passed in. Setting a zero
1.198 + * value mutes the sound.
1.199 + */
1.200 +EXPORT_C void CMMFDevSound::SetVolume(TInt aVolume)
1.201 + {
1.202 + iBody->SetVolume(aVolume);
1.203 + }
1.204 +
1.205 +/*
1.206 + * CMMFDevSound::MaxGain
1.207 + *
1.208 + * Returns an integer representing the maximum microphone gain.
1.209 + *
1.210 + * This is the maximum value which can be passed to CMMFDevSound::SetGain.
1.211 + *
1.212 + * @return TInt
1.213 + * The maximum gain. This value is platform dependent but is always
1.214 + * greater than or equal to one.
1.215 + */
1.216 +EXPORT_C TInt CMMFDevSound::MaxGain()
1.217 + {
1.218 + return iBody->MaxGain();
1.219 + }
1.220 +
1.221 +/*
1.222 + * CMMFDevSound::Gain
1.223 + *
1.224 + * Returns an integer representing current gain.
1.225 + *
1.226 + * @return TInt
1.227 + * The current gain level.
1.228 + */
1.229 +EXPORT_C TInt CMMFDevSound::Gain()
1.230 + {
1.231 + return iBody->Gain();
1.232 + }
1.233 +
1.234 +/*
1.235 + * CMMFDevSound::SetGain
1.236 + *
1.237 + * Changes current recording gain to a specified value.
1.238 + *
1.239 + * The gain can be changed before or during recording and is effective
1.240 + * immediately.
1.241 + *
1.242 + * @param aGain. This can be any value between zero and the
1.243 + * value returned by the call to CMMFDevSound::MaxGain(). If the
1.244 + * gain is out of range, it is automatically set to minimum or maximum
1.245 + * value closest to the value that is being passed.
1.246 + * Setting a zero value mutes the microphone.
1.247 + */
1.248 +EXPORT_C void CMMFDevSound::SetGain(TInt aGain)
1.249 + {
1.250 + iBody->SetGain(aGain);
1.251 + }
1.252 +
1.253 +/*
1.254 + * CMMFDevSound::GetPlayBalanceL
1.255 + *
1.256 + * Returns the speaker balance set for playing.
1.257 + *
1.258 + * @param aLeftPercentage. On return contains the left speaker volume percentage.
1.259 + * @param aRightPercentage. On return contains the left speaker volume percentage.
1.260 + */
1.261 +EXPORT_C void CMMFDevSound::GetPlayBalanceL(TInt& aLeftPercentage,TInt& aRightPercentage)
1.262 + {
1.263 + iBody->GetPlayBalanceL(aLeftPercentage, aRightPercentage);
1.264 + }
1.265 +
1.266 +/*
1.267 + * CMMFDevSound::SetPlayBalanceL
1.268 + *
1.269 + * Sets the speaker balance for playing.
1.270 + *
1.271 + * The speaker balance can be changed before or during playback and is
1.272 + * effective immediately.
1.273 + *
1.274 + * @param aLeftPercentage. Left speaker volume perecentage. This can be any value between
1.275 + * zero and 100. Setting a zero value mutes the sound on the left
1.276 + * speaker.
1.277 + * @param aRightPercentage. Right speaker volume perecentage. This can be any value between
1.278 + * zero and 100. Setting a zero value mutes the sound on the right
1.279 + * speaker.
1.280 + */
1.281 +EXPORT_C void CMMFDevSound::SetPlayBalanceL(TInt aLeftPercentage, TInt aRightPercentage)
1.282 + {
1.283 + iBody->SetPlayBalanceL(aLeftPercentage, aRightPercentage);
1.284 + }
1.285 +
1.286 +/*
1.287 + * CMMFDevSound::GetRecordBalanceL
1.288 + *
1.289 + * Returns the microphone gain balance set for recording.
1.290 + *
1.291 + * @param aLeftPercentage. On return contains the left microphone gain percentage.
1.292 + * @param aRightPercentage. On return contains the right microphone gain percentage.
1.293 + */
1.294 +EXPORT_C void CMMFDevSound::GetRecordBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
1.295 + {
1.296 + iBody->GetRecordBalanceL(aLeftPercentage, aRightPercentage);
1.297 + }
1.298 +
1.299 +/*
1.300 + * CMMFDevSound::SetRecordBalanceL
1.301 + *
1.302 + * Sets the microphone gain balance for recording.
1.303 + *
1.304 + * The microphone gain balance can be changed before or during recording and
1.305 + * is effective immediately.
1.306 + *
1.307 + * @param aLeftPercentage. Left microphone gain precentage. This can be any value between zero
1.308 + * and 100. Setting a zero value mutes the gain on the left microphone.
1.309 + * @param aRightPercentage. Right microphone gain precentage. This can be any value between zero
1.310 + * and 100. Setting a zero value mutes the gain on the right microphone
1.311 + */
1.312 +EXPORT_C void CMMFDevSound::SetRecordBalanceL(TInt aLeftPercentage,TInt aRightPercentage)
1.313 + {
1.314 + iBody->SetRecordBalanceL(aLeftPercentage, aRightPercentage);
1.315 + }
1.316 +
1.317 +/*
1.318 + * CMMFDevSound::PlayInitL
1.319 + *
1.320 + * Initializes audio device and starts the playback. Before playback can be
1.321 + * started, its current client's access priority is first verified by the
1.322 + * audio policy. In case of an error during the policy initialization, the
1.323 + * PlayError() method will be called on the observer with KErrAccessDenied
1.324 + * error code, otherwise BufferToBeFilled() method will be called with a
1.325 + * buffer reference. After filling the buffer with the data, the client
1.326 + * should call PlayData() to start playback.
1.327 + *
1.328 + * The amount of data that can be played is specified in
1.329 + * CMMFBuffer::RequestSize(). Any data that is read into the buffer beyond
1.330 + * this size will be ignored.
1.331 + *
1.332 + */
1.333 +EXPORT_C void CMMFDevSound::PlayInitL()
1.334 + {
1.335 + iBody->PlayInitL();
1.336 + }
1.337 +
1.338 +/*
1.339 + * CMMFDevSound::RecordInitL
1.340 + *
1.341 + * Initializes audio device and starts the recording. Before recording can be
1.342 + * started, its current client's access priority is first verified by the
1.343 + * audio policy. In case of an error during the policy initialization, the
1.344 + * RecordError() method will be called on the observer with KErrAccessDenied
1.345 + * error code, otherwise BufferToBeEmptied() method will be called with a
1.346 + * buffer reference. This buffer contains recorded or encoded data. After
1.347 + * processing the data in the buffer, the client should call RecordData()
1.348 + * to continue recording process.
1.349 + *
1.350 + * The amount of data that is available is specified in
1.351 + * CMMFBuffer::RequestSize().
1.352 + *
1.353 + */
1.354 +EXPORT_C void CMMFDevSound::RecordInitL()
1.355 + {
1.356 + iBody->RecordInitL();
1.357 + }
1.358 +
1.359 +/*
1.360 + * CMMFDevSound::PlayData
1.361 + *
1.362 + * Plays data in the buffer. The client should fill the buffer with a stream
1.363 + * of sampled audio data before calling this method. The observer gets the
1.364 + * reference to the buffer along with BufferToBeFilled() callback. When
1.365 + * playing of the audio sample is complete, with success or not, the
1.366 + * PlayError() method is called on the observer.
1.367 + */
1.368 +EXPORT_C void CMMFDevSound::PlayData()
1.369 + {
1.370 + iBody->PlayData();
1.371 + }
1.372 +
1.373 +/*
1.374 + * CMMFDevSound::RecordData
1.375 + *
1.376 + * Records audio data. Once the buffer is filled with recorded sampled audio
1.377 + * data, the observer gets reference to the buffer along with
1.378 + * BufferToBeEmptied() callback. After processing of the buffer (copying over
1.379 + * to a different buffer or writing to a file) the client should call this
1.380 + * method again to continue recording process.
1.381 + */
1.382 +EXPORT_C void CMMFDevSound::RecordData()
1.383 + {
1.384 + iBody->RecordData();
1.385 + }
1.386 +
1.387 +/*
1.388 + * CMMFDevSound::Stop
1.389 + *
1.390 + * Stops the ongoing operation (Play, Record, TonePlay)
1.391 + */
1.392 +EXPORT_C void CMMFDevSound::Stop()
1.393 + {
1.394 + iBody->Stop();
1.395 + }
1.396 +
1.397 +/*
1.398 + * CMMFDevSound::Pause
1.399 + *
1.400 + * Temporarily suspends the ongoing operation (Play, Record, TonePlay)
1.401 + */
1.402 +EXPORT_C void CMMFDevSound::Pause()
1.403 + {
1.404 + iBody->Pause();
1.405 + }
1.406 +
1.407 +/*
1.408 + * CMMFDevSound::SamplesRecorded
1.409 + *
1.410 + * Returns the number of recorded samples up to this point.
1.411 + *
1.412 + * @return TInt
1.413 + * Value representing recorded samples.
1.414 + */
1.415 +EXPORT_C TInt CMMFDevSound::SamplesRecorded()
1.416 + {
1.417 + return iBody->SamplesRecorded();
1.418 + }
1.419 +
1.420 +/*
1.421 + * CMMFDevSound::SamplesPlayed
1.422 + *
1.423 + * Returns the number of played samples up to this point.
1.424 + *
1.425 + * @return TInt
1.426 + * Value representing played samples.
1.427 + */
1.428 +EXPORT_C TInt CMMFDevSound::SamplesPlayed()
1.429 + {
1.430 + return iBody->SamplesPlayed();
1.431 + }
1.432 +
1.433 +/*
1.434 + * CMMFDevSound::PlayToneL
1.435 + *
1.436 + * Initializes audio device and starts playing a single tone according with
1.437 + * the specified frequency and duration attributes.
1.438 + *
1.439 + * @param aFrequency. Frequency at with the tone will be played.
1.440 + * @param aDuration. The period over which the tone will be played. A zero value causes
1.441 + * no tone to be played.
1.442 + */
1.443 +EXPORT_C void CMMFDevSound::PlayToneL(TInt aFrequency,const TTimeIntervalMicroSeconds& aDuration)
1.444 + {
1.445 + iBody->PlayToneL(aFrequency, aDuration);
1.446 + }
1.447 +
1.448 +/*
1.449 + * CMMFDevSound::PlayDualToneL
1.450 + *
1.451 + * Initializes audio device and starts playing a dual tone.
1.452 + * The tone consists of two sine waves of different frequencies summed
1.453 + * together. Both frequencies and the duration are specified in the passed
1.454 + * in attributes.
1.455 + *
1.456 + * @param aFrequencyOne. Value representing first frequency of the dual tone.
1.457 + *
1.458 + * @param aFrequencyTwo. Value representing second frequency of the dual tone.
1.459 + *
1.460 + * @param aDuration. The period over which the tone will be played. A zero value causes
1.461 + * no tone to be played.
1.462 + */
1.463 +EXPORT_C void CMMFDevSound::PlayDualToneL(
1.464 + TInt aFrequencyOne,
1.465 + TInt aFrequencyTwo,
1.466 + const TTimeIntervalMicroSeconds& aDuration)
1.467 + {
1.468 + iBody->PlayDualToneL(aFrequencyOne, aFrequencyTwo, aDuration);
1.469 + }
1.470 +
1.471 +/*
1.472 + * CMMFDevSound::PlayDTMFStringL
1.473 + *
1.474 + * Initializes audio device and starts playing DTMF string.
1.475 + *
1.476 + * @param aDTMFString. DTMF sequence in a descriptor.
1.477 + */
1.478 +EXPORT_C void CMMFDevSound::PlayDTMFStringL(const TDesC& aDTMFString)
1.479 + {
1.480 + iBody->PlayDTMFStringL(aDTMFString);
1.481 + }
1.482 +
1.483 +/*
1.484 + * CMMFDevSound::PlayToneSequenceL
1.485 + *
1.486 + * Initializes audio device and starts playing tone sequence.
1.487 + *
1.488 + * @param aData. Tone sequence in a descriptor.
1.489 + */
1.490 +EXPORT_C void CMMFDevSound::PlayToneSequenceL(const TDesC8& aData)
1.491 + {
1.492 + iBody->PlayToneSequenceL(aData);
1.493 + }
1.494 +
1.495 +/*
1.496 + * CMMFDevSound::PlayFixedSequenceL
1.497 + *
1.498 + * Initializes audio device and starts playing the specified tone sequence.
1.499 + *
1.500 + * Method is deprecated from OS release 9.5
1.501 + *
1.502 + * @param aSequenceNumber. The index identifying the specific pre-defined tone sequence. The
1.503 + * index values are relative to zero. This can be any value between
1.504 + * zero and the value returned by the call to
1.505 + * CMdaAudioPlayerUtility::FixedSequenceCount() - 1. The function
1.506 + * raises a panic if sequence number is out of range.
1.507 + */
1.508 +EXPORT_C void CMMFDevSound::PlayFixedSequenceL(TInt /*aSequenceNumber*/)
1.509 + {
1.510 + User::Leave(KErrNotSupported);
1.511 + }
1.512 +
1.513 +/*
1.514 + * CMMFDevSound::SetToneRepeats
1.515 + *
1.516 + * Defines the number of times the audio is to be repeated during the tone
1.517 + * playback operation.
1.518 + *
1.519 + * A period of silence can follow each playing of tone. The tone playing can
1.520 + * be repeated indefinitely.
1.521 + *
1.522 + * @param aRepeatCount. The number of times the tone, together with the trailing silence,
1.523 + * is to be repeated. If this is set to KMdaRepeatForever, then the
1.524 + * tone, together with the trailing silence, is repeated indefinitely
1.525 + * or until Stop() is called. If this is set to zero, then the tone is
1.526 + * not repeated. Supported only during the tone playing.
1.527 +
1.528 + * @param aRepeatTrailingSilence. The duration of the trailing silence.
1.529 + */
1.530 +EXPORT_C void CMMFDevSound::SetToneRepeats(TInt aRepeatCount,const TTimeIntervalMicroSeconds& aRepeatTrailingSilence)
1.531 + {
1.532 + iBody->SetToneRepeats(aRepeatCount, aRepeatTrailingSilence);
1.533 + }
1.534 +
1.535 +/*
1.536 + * CMMFDevSound::SetDTMFLengths
1.537 + *
1.538 + * Defines the duration of 'tone on/tone off' and 'tone pause' to be used
1.539 + * during the DTMF playback.
1.540 + *
1.541 + * Supported only during tone playing.
1.542 + *
1.543 + * @param aToneOnLength. The period over which the tone will be played. If this is set to
1.544 + * zero, then the tone is not played.
1.545 + *
1.546 + * @param aToneOffLength. The period over which 'no tone' will be played.
1.547 + *
1.548 + * @param aPauseLength. The period over which the tone playing will be paused.
1.549 + */
1.550 +EXPORT_C void CMMFDevSound::SetDTMFLengths(
1.551 + TTimeIntervalMicroSeconds32& aToneOnLength,
1.552 + TTimeIntervalMicroSeconds32& aToneOffLength,
1.553 + TTimeIntervalMicroSeconds32& aPauseLength)
1.554 + {
1.555 + iBody->SetDTMFLengths(aToneOnLength, aToneOffLength, aPauseLength);
1.556 + }
1.557 +
1.558 +/*
1.559 + * CMMFDevSound::SetVolumeRamp
1.560 + *
1.561 + * Defines the period over which the volume level will rise smoothly from
1.562 + * mute to the normal volume level.
1.563 + *
1.564 + * @param aRampDuration. The period over which the volume is to rise. A zero value causes
1.565 + * the tone sample to be played at the normal level for the full duration of the
1.566 + * playback. A value, which is longer than the duration
1.567 + * of the tone sample, will result in the sample never reaching its
1.568 + * normal volume level.
1.569 + */
1.570 +EXPORT_C void CMMFDevSound::SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration)
1.571 + {
1.572 + iBody->SetVolumeRamp(aRampDuration);
1.573 + }
1.574 +
1.575 +/*
1.576 + * CMMFDevSound::SetPrioritySettings
1.577 + *
1.578 + * Defines the priority settings that should be used for this instance.
1.579 + *
1.580 + * @param aPrioritySettings. A structure representing client's priority, priority
1.581 + * preference and the state.
1.582 + */
1.583 +EXPORT_C void CMMFDevSound::SetPrioritySettings(const TMMFPrioritySettings& aPrioritySettings)
1.584 + {
1.585 + iBody->SetPrioritySettings(aPrioritySettings);
1.586 + }
1.587 +
1.588 +/*
1.589 + * CMMFDevSound::CustomInterface
1.590 + *
1.591 + * Sends request to the DevSound Server to start custom interface specified
1.592 + * by the TUid attribute.
1.593 + *
1.594 + * @param aInterface. Unique ID of the custom interface
1.595 + *
1.596 + * @return TAny*
1.597 + * Pointer to the custom interface object.
1.598 + */
1.599 +EXPORT_C TAny* CMMFDevSound::CustomInterface(TUid aInterface)
1.600 + {
1.601 + return iBody->CustomInterface(aInterface);
1.602 + }
1.603 +
1.604 +/*
1.605 + * CMMFDevSound::FixedSequenceCount
1.606 + *
1.607 + * Returns the number of available pre-defined tone sequences.
1.608 + *
1.609 + * Method is deprecated from OS release 9.5
1.610 + *
1.611 + * This is the number of fixed sequence supported by the DevSound by default.
1.612 + *
1.613 + * @return TInt
1.614 + * The fixed sequence count. This value is implementation dependent
1.615 + * but is always greater than or equal to zero.
1.616 + */
1.617 +EXPORT_C TInt CMMFDevSound::FixedSequenceCount()
1.618 + {
1.619 + return 0;
1.620 + }
1.621 +
1.622 +/*
1.623 + * CMMFDevSound::FixedSequenceName
1.624 + *
1.625 + * Returns the name assigned to a specific pre-defined tone sequence.
1.626 + *
1.627 + * Method is deprecated from OS release 9.5
1.628 + *
1.629 + * @param aSequenceNumber. The index identifying the specific pre-defined tone sequence.
1.630 + * Index values are relative to zero. This can be any value between
1.631 + * zero and the value returned by the call to
1.632 + * CMdaAudioPlayerUtility::FixedSequenceCount() - 1. The function
1.633 + * raises a panic if sequence number is out of range.
1.634 + *
1.635 + * @return TDesC&
1.636 + * A reference to a descriptor containing fixed sequence name
1.637 + * indexed by aSequenceNumber.
1.638 + */
1.639 +EXPORT_C const TDesC& CMMFDevSound::FixedSequenceName(TInt /*aSequenceNumber*/)
1.640 + {
1.641 + return KNullDesC;
1.642 + }
1.643 +
1.644 +/*
1.645 + * CMMFDevSound::GetSupportedInputDataTypesL
1.646 + *
1.647 + * Returns a list of supported input data types that can be sent to the
1.648 + * DevSound for playing audio.
1.649 + *
1.650 + * @param aSupportedDataTypes. An array of supported data types.
1.651 + * @param aPrioritySettings. Structure containing priority settings.
1.652 + */
1.653 +EXPORT_C void CMMFDevSound::GetSupportedInputDataTypesL(RArray<TFourCC>& aSupportedDataTypes,const TMMFPrioritySettings& aPrioritySettings) const
1.654 + {
1.655 + iBody->GetSupportedInputDataTypesL(aSupportedDataTypes,
1.656 + aPrioritySettings);
1.657 + }
1.658 +
1.659 +/*
1.660 + * CMMFDevSound::GetSupportedOutputDataTypesL
1.661 + *
1.662 + * Returns a list of supported output data types that can be received from
1.663 + * the DevSound for recording audio.
1.664 + *
1.665 + * @param aSupportedDataTypes. An array of supported data types.
1.666 + * @param aPrioritySettings. Structure containing priority settings.
1.667 + */
1.668 +EXPORT_C void CMMFDevSound::GetSupportedOutputDataTypesL(RArray<TFourCC>& aSupportedDataTypes,const TMMFPrioritySettings& aPrioritySettings) const
1.669 + {
1.670 + iBody->GetSupportedOutputDataTypesL(aSupportedDataTypes,aPrioritySettings);
1.671 + }
1.672 +
1.673 +/********************************************************************************
1.674 + * Non Exported public functions ends here *
1.675 + ********************************************************************************/
1.676 +
1.677 +/******************************************************************************
1.678 + * Function Name: E32Dll
1.679 + *
1.680 + * Description: Entry point for applications.
1.681 + *
1.682 + ******************************************************************************/
1.683 +
1.684 +enum TDllReason {};
1.685 +EXPORT_C TInt E32Dll(TDllReason /*aReason*/)
1.686 + {
1.687 + return KErrNone;
1.688 + }
1.689 +
1.690 +// CMMFDevSoundEventHandler::NewL() has been declared in export table
1.691 +// but since it is the only class method to be so, and .h is in source
1.692 +// it is not actually usable. Just declare the following to keep linker happy
1.693 +
1.694 +// Need dummy abstract type - this is not the real class
1.695 +class RMMFAudioPolicyProxy;
1.696 +
1.697 +class CMMFDevSoundEventHandler : public CActive
1.698 + {
1.699 +public:
1.700 + IMPORT_C static CMMFDevSoundEventHandler* NewL(RMMFAudioPolicyProxy*);
1.701 +private:
1.702 + CMMFDevSoundEventHandler();
1.703 + };
1.704 +
1.705 +EXPORT_C CMMFDevSoundEventHandler* CMMFDevSoundEventHandler::NewL(RMMFAudioPolicyProxy*)
1.706 + {
1.707 + _LIT(KModule, "DevSound");
1.708 + User::Panic(KModule, 1000);
1.709 + return NULL;
1.710 + }
1.711 +
1.712 +// default constructor - keep compilers happy
1.713 +CMMFDevSoundEventHandler::CMMFDevSoundEventHandler():
1.714 + CActive(EPriorityStandard)
1.715 + {
1.716 + }
1.717 +
1.718 +
1.719 +// End of File