auto import from //depot/cupcake/@137055 (99ffda87) · Commits · e / os / android_frameworks_av

include/media/AudioRecord.h

+8 −1

Original line number	Diff line number	Diff line
		@@ -125,7 +125,8 @@ public:
		* channelCount: Number of PCM channels (e.g 2 for stereo).
		* frameCount: Total size of track PCM buffer in frames. This defines the
		* latency of the track.
		* flags: Reserved for future use.
		* flags: A bitmask of acoustic values from enum record_flags. It enables
		* AGC, NS, and IIR.
		* cbf: Callback function. If not null, this function is called periodically
		* to provide new PCM data.
		* notificationFrames: The callback function is called each time notificationFrames PCM
		@@ -133,6 +134,12 @@ public:
		* user Context for use by the callback receiver.
		*/

		enum record_flags {
		RECORD_AGC_ENABLE = AudioSystem::AGC_ENABLE,
		RECORD_NS_ENABLE = AudioSystem::NS_ENABLE,
		RECORD_IIR_ENABLE = AudioSystem::TX_IIR_ENABLE
		};

		AudioRecord(int streamType,
		uint32_t sampleRate = 0,
		int format = 0,

+2 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ namespace android {

		class ISurface;
		class ICamera;
		class IMediaPlayerClient;

		class IMediaRecorder: public IInterface
		{
		@@ -41,6 +42,7 @@ public:
		virtual status_t setOutputFile(int fd, int64_t offset, int64_t length) = 0;
		virtual status_t setVideoSize(int width, int height) = 0;
		virtual status_t setVideoFrameRate(int frames_per_second) = 0;
		virtual status_t setListener(const sp<IMediaPlayerClient>& listener) = 0;
		virtual status_t prepare() = 0;
		virtual status_t getMaxAmplitude(int* max) = 0;
		virtual status_t start() = 0;

+2 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@
		#define ANDROID_PVMEDIARECORDER_H

		#include <media/mediarecorder.h>
		#include <media/IMediaPlayerClient.h>

		namespace android {

		@@ -44,6 +45,7 @@ public:
		status_t setPreviewSurface(const sp<ISurface>& surface);
		status_t setOutputFile(const char *path);
		status_t setOutputFile(int fd, int64_t offset, int64_t length);
		status_t setListener(const sp<IMediaPlayerClient>& listener);
		status_t prepare();
		status_t start();
		status_t stop();

+31 −8

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@
		#define ANDROID_MEDIARECORDER_H

		#include <utils.h>
		#include <media/IMediaPlayerClient.h>

		namespace android {

		@@ -87,7 +88,24 @@ enum media_recorder_states {
		MEDIA_RECORDER_RECORDING = 1 << 4,
		};

		class MediaRecorder
		// The "msg" code passed to the listener in notify.
		enum {
		MEDIA_RECORDER_EVENT_ERROR = 1
		};

		enum {
		MEDIA_RECORDER_ERROR_UNKNOWN = 1
		};

		// ----------------------------------------------------------------------------
		// ref-counted object for callbacks
		class MediaRecorderListener: virtual public RefBase
		{
		public:
		virtual void notify(int msg, int ext1, int ext2) = 0;
		};

		class MediaRecorder : public BnMediaPlayerClient
		{
		public:
		MediaRecorder();
		@@ -105,6 +123,7 @@ public:
		status_t setOutputFile(int fd, int64_t offset, int64_t length);
		status_t setVideoSize(int width, int height);
		status_t setVideoFrameRate(int frames_per_second);
		status_t setListener(const sp<MediaRecorderListener>& listener);
		status_t prepare();
		status_t getMaxAmplitude(int* max);
		status_t start();
		@@ -113,18 +132,22 @@ public:
		status_t init();
		status_t close();
		status_t release();
		void notify(int msg, int ext1, int ext2);

		private:
		void doCleanUp();
		status_t doReset();

		sp<IMediaRecorder> mMediaRecorder;
		sp<MediaRecorderListener> mListener;
		media_recorder_states mCurrentState;
		bool mIsAudioSourceSet;
		bool mIsVideoSourceSet;
		bool mIsAudioEncoderSet;
		bool mIsVideoEncoderSet;
		bool mIsOutputFileSet;
		Mutex mLock;
		Mutex mNotifyLock;
		};

		}; // namespace android

+22 −3

Original line number	Diff line number	Diff line
		@@ -128,8 +128,23 @@ status_t AudioRecord::set(
		return BAD_VALUE;
		}

		// TODO: Get input frame count from hardware.
		int minFrameCount = 1024*2;
		// validate framecount
		size_t inputBuffSizeInBytes = -1;
		if (AudioSystem::getInputBufferSize(sampleRate, format, channelCount, &inputBuffSizeInBytes)
		!= NO_ERROR) {
		LOGE("AudioSystem could not query the input buffer size.");
		return NO_INIT;
		}
		if (inputBuffSizeInBytes == 0) {
		LOGE("Recording parameters are not supported: sampleRate %d, channelCount %d, format %d",
		sampleRate, channelCount, format);
		return BAD_VALUE;
		}
		int frameSizeInBytes = channelCount * (format == AudioSystem::PCM_16_BIT ? 2 : 1);

		// We use 2* size of input buffer for ping pong use of record buffer.
		int minFrameCount = 2 * inputBuffSizeInBytes / frameSizeInBytes;
		LOGV("AudioRecord::set() minFrameCount = %d", minFrameCount);

		if (frameCount == 0) {
		frameCount = minFrameCount;
		@@ -144,7 +159,11 @@ status_t AudioRecord::set(
		// open record channel
		status_t status;
		sp<IAudioRecord> record = audioFlinger->openRecord(getpid(), streamType,
		sampleRate, format, channelCount, frameCount, flags, &status);
		sampleRate, format,
		channelCount,
		frameCount,
		((uint16_t)flags) << 16,
		&status);
		if (record == 0) {
		LOGE("AudioFlinger could not create record track, status: %d", status);
		return status;