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Diffstat (limited to 'include/private/media/AudioTrackShared.h')
-rw-r--r-- | include/private/media/AudioTrackShared.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/include/private/media/AudioTrackShared.h b/include/private/media/AudioTrackShared.h deleted file mode 100644 index 1991aa7..0000000 --- a/include/private/media/AudioTrackShared.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef ANDROID_AUDIO_TRACK_SHARED_H -#define ANDROID_AUDIO_TRACK_SHARED_H - -#include <stdint.h> -#include <sys/types.h> - -#include <utils/threads.h> - -namespace android { - -// ---------------------------------------------------------------------------- - -#define MAX_SAMPLE_RATE 65535 -#define THREAD_PRIORITY_AUDIO_CLIENT (ANDROID_PRIORITY_AUDIO) -// Maximum cumulated timeout milliseconds before restarting audioflinger thread -#define MAX_STARTUP_TIMEOUT_MS 3000 // Longer timeout period at startup to cope with A2DP init time -#define MAX_RUN_TIMEOUT_MS 1000 -#define WAIT_PERIOD_MS 10 - - -struct audio_track_cblk_t -{ - - // The data members are grouped so that members accessed frequently and in the same context - // are in the same line of data cache. - Mutex lock; - Condition cv; - volatile uint32_t user; - volatile uint32_t server; - uint32_t userBase; - uint32_t serverBase; - void* buffers; - uint32_t frameCount; - // Cache line boundary - uint32_t loopStart; - uint32_t loopEnd; - int loopCount; - volatile union { - uint16_t volume[2]; - uint32_t volumeLR; - }; - uint16_t sampleRate; - uint16_t channels; - int16_t flowControlFlag; // underrun (out) or overrrun (in) indication - uint8_t out; // out equals 1 for AudioTrack and 0 for AudioRecord - uint8_t forceReady; - uint16_t bufferTimeoutMs; // Maximum cumulated timeout before restarting audioflinger - uint16_t waitTimeMs; // Cumulated wait time - // Padding ensuring that data buffer starts on a cache line boundary (32 bytes). - // See AudioFlinger::TrackBase constructor - int32_t Padding[3]; - - audio_track_cblk_t(); - uint32_t stepUser(uint32_t frameCount); - bool stepServer(uint32_t frameCount); - void* buffer(uint32_t offset) const; - uint32_t framesAvailable(); - uint32_t framesAvailable_l(); - uint32_t framesReady(); -}; - - -// ---------------------------------------------------------------------------- - -}; // namespace android - -#endif // ANDROID_AUDIO_TRACK_SHARED_H |