IPlaybackRate.c revision 497c71251661f9096f77d0a9bc08fe7a5eb49079
161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten/* 261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * Copyright (C) 2010 The Android Open Source Project 361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * 461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * Licensed under the Apache License, Version 2.0 (the "License"); 561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * you may not use this file except in compliance with the License. 661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * You may obtain a copy of the License at 761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * 861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * http://www.apache.org/licenses/LICENSE-2.0 961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * 1061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * Unless required by applicable law or agreed to in writing, software 1161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * distributed under the License is distributed on an "AS IS" BASIS, 1261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * See the License for the specific language governing permissions and 1461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten * limitations under the License. 1561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten */ 1661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 1761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten/* PlaybackRate implementation */ 1861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 1961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten#include "sles_allinclusive.h" 2061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 2161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_SetRate(SLPlaybackRateItf self, SLpermille rate) 2261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 2361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 2461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_lock_poke(this); 2561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten this->mRate = rate; 2661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_unlock_poke(this); 27497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#ifdef USE_ANDROID 28497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi return sles_to_android_audioPlayerSetPlayRate(this, rate); 29497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#endif 3061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_SUCCESS; 3161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 3261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 3361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_GetRate(SLPlaybackRateItf self, SLpermille *pRate) 3461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 35497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi if (NULL == pRate) { 3661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_PARAMETER_INVALID; 37497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi } 3861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 3961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_lock_peek(this); 4061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille rate = this->mRate; 4161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_unlock_peek(this); 4261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pRate = rate; 4361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_SUCCESS; 4461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 4561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 4661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_SetPropertyConstraints(SLPlaybackRateItf self, 4761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLuint32 constraints) 4861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 4961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 50497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi SLresult result = SL_RESULT_SUCCESS; 5161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten this->mProperties = constraints; 52497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#ifdef USE_ANDROID 53497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi // verify property support before storing 54497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi result = sles_to_android_audioPlayerSetPlaybackRateBehavior(this, constraints); 55497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#endif 56497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi interface_lock_poke(this); 57497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi if (result == SL_RESULT_SUCCESS) { 58497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi this->mProperties = constraints; 59497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi } 60497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi interface_unlock_poke(this); 61497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi return result; 6261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 6361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 6461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_GetProperties(SLPlaybackRateItf self, 6561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLuint32 *pProperties) 6661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 67497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi if (NULL == pProperties) { 6861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_PARAMETER_INVALID; 69497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi } 7061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 71497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi interface_lock_peek(this); 7261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLuint32 properties = this->mProperties; 73497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi interface_unlock_peek(this); 7461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pProperties = properties; 7561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_SUCCESS; 7661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 7761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 7861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_GetCapabilitiesOfRate(SLPlaybackRateItf self, 7961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille rate, SLuint32 *pCapabilities) 8061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 81497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi if (NULL == pCapabilities) { 8261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_PARAMETER_INVALID; 83497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi } 84497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi IPlaybackRate *this = (IPlaybackRate *) self; 85497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi SLuint32 capabilities = 0; 86497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#ifdef USE_ANDROID 87497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi sles_to_android_audioPlayerGetCapabilitiesOfRate(this, &capabilities); 88497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#endif 8961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pCapabilities = capabilities; 9061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_SUCCESS; 9161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 9261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 9361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic SLresult IPlaybackRate_GetRateRange(SLPlaybackRateItf self, SLuint8 index, 9461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille *pMinRate, SLpermille *pMaxRate, SLpermille *pStepSize, 9561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLuint32 *pCapabilities) 9661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 9761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten if (NULL == pMinRate || NULL == pMaxRate || NULL == pStepSize || NULL == pCapabilities) 9861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_PARAMETER_INVALID; 9961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 10061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_lock_shared(this); 10161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille minRate = this->mMinRate; 10261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille maxRate = this->mMaxRate; 10361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLpermille stepSize = this->mStepSize; 10461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten SLuint32 capabilities = this->mCapabilities; 10561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten interface_unlock_shared(this); 10661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pMinRate = minRate; 10761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pMaxRate = maxRate; 10861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pStepSize = stepSize; 10961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten *pCapabilities = capabilities; 11061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten return SL_RESULT_SUCCESS; 11161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 11261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 11361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenstatic const struct SLPlaybackRateItf_ IPlaybackRate_Itf = { 11461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_SetRate, 11561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_GetRate, 11661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_SetPropertyConstraints, 11761ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_GetProperties, 11861ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_GetCapabilitiesOfRate, 11961ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate_GetRateRange 12061ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten}; 12161ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten 12261ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kastenvoid IPlaybackRate_init(void *self) 12361ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten{ 12461ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten IPlaybackRate *this = (IPlaybackRate *) self; 12561ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten this->mItf = &IPlaybackRate_Itf; 1260b167267bda99b68346045ccab14e810121d5de4Glenn Kasten this->mProperties = 0; 1270b167267bda99b68346045ccab14e810121d5de4Glenn Kasten this->mRate = 1000; 1280b167267bda99b68346045ccab14e810121d5de4Glenn Kasten this->mMinRate = 500; 1290b167267bda99b68346045ccab14e810121d5de4Glenn Kasten this->mMaxRate = 2000; 1300b167267bda99b68346045ccab14e810121d5de4Glenn Kasten this->mStepSize = 100; 131497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#ifdef USE_ANDROID 132497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi this->mStepSize = 0; 133497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi // for an AudioPlayer, mCapabilities will be initialized in sles_to_android_audioPlayerCreate 134497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi#endif 135497c71251661f9096f77d0a9bc08fe7a5eb49079Jean-Michel Trivi this->mCapabilities = 0; 13661ac0ade16f84d877dfd8d0e984eb203d4a2901dGlenn Kasten} 137