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Merge audio capture work back into the mainline.
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@icculus
icculus committed Aug 28, 2016
2 parents 06dcdc7 + b6daf1f commit 2da1ec8
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Showing 73 changed files with 2,444 additions and 1,140 deletions.
1 change: 1 addition & 0 deletions .hgignore
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Expand Up @@ -120,6 +120,7 @@ test/testbounds
test/torturethread
test/testdisplayinfo
test/testqsort
test/testaudiocapture
test/*.exe
test/*.dSYM
buildbot
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2 changes: 1 addition & 1 deletion BUGS.txt
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@@ -1,7 +1,7 @@

Bugs are now managed in the SDL bug tracker, here:

http://bugzilla.libsdl.org/
https://bugzilla.libsdl.org/

You may report bugs there, and search to see if a given issue has already
been reported, discussed, and maybe even fixed.
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1 change: 0 additions & 1 deletion VisualC-WinRT/UWP_VS2015/SDL-UWP.vcxproj
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Expand Up @@ -81,7 +81,6 @@
<ClInclude Include="..\..\src\audio\disk\SDL_diskaudio.h" />
<ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_wave.h" />
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3 changes: 0 additions & 3 deletions VisualC-WinRT/UWP_VS2015/SDL-UWP.vcxproj.filters
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Expand Up @@ -174,9 +174,6 @@
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audiomem.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audio_c.h">
<Filter>Source Files</Filter>
</ClInclude>
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1 change: 0 additions & 1 deletion VisualC-WinRT/WinPhone80_VS2012/SDL-WinPhone80.vcxproj
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Expand Up @@ -208,7 +208,6 @@
<ClInclude Include="..\..\src\audio\disk\SDL_diskaudio.h" />
<ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_wave.h" />
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3 changes: 0 additions & 3 deletions VisualC-WinRT/WinPhone80_VS2012/SDL-WinPhone80.vcxproj.filters
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Expand Up @@ -159,9 +159,6 @@
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audiomem.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audio_c.h">
<Filter>Source Files</Filter>
</ClInclude>
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1 change: 0 additions & 1 deletion VisualC-WinRT/WinPhone81_VS2013/SDL-WinPhone81.vcxproj
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Expand Up @@ -73,7 +73,6 @@
<ClInclude Include="..\..\src\audio\disk\SDL_diskaudio.h" />
<ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_wave.h" />
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3 changes: 0 additions & 3 deletions VisualC-WinRT/WinPhone81_VS2013/SDL-WinPhone81.vcxproj.filters
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Expand Up @@ -174,9 +174,6 @@
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audiomem.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audio_c.h">
<Filter>Source Files</Filter>
</ClInclude>
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1 change: 0 additions & 1 deletion VisualC-WinRT/WinRT80_VS2012/SDL-WinRT80.vcxproj
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Expand Up @@ -287,7 +287,6 @@
<ClInclude Include="..\..\src\audio\disk\SDL_diskaudio.h" />
<ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_wave.h" />
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3 changes: 0 additions & 3 deletions VisualC-WinRT/WinRT80_VS2012/SDL-WinRT80.vcxproj.filters
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Expand Up @@ -420,9 +420,6 @@
<ClInclude Include="..\..\include\SDL_clipboard.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audiomem.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\render\software\SDL_blendfillrect.h">
<Filter>Source Files</Filter>
</ClInclude>
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1 change: 0 additions & 1 deletion VisualC-WinRT/WinRT81_VS2013/SDL-WinRT81.vcxproj
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Expand Up @@ -81,7 +81,6 @@
<ClInclude Include="..\..\src\audio\disk\SDL_diskaudio.h" />
<ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
<ClInclude Include="..\..\src\audio\SDL_wave.h" />
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3 changes: 0 additions & 3 deletions VisualC-WinRT/WinRT81_VS2013/SDL-WinRT81.vcxproj.filters
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Expand Up @@ -174,9 +174,6 @@
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audiomem.h">
<Filter>Source Files</Filter>
</ClInclude>
<ClInclude Include="..\..\src\audio\SDL_audio_c.h">
<Filter>Source Files</Filter>
</ClInclude>
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1 change: 0 additions & 1 deletion VisualC/SDL/SDL.vcxproj
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Expand Up @@ -294,7 +294,6 @@
<ClInclude Include="resource.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendfillrect.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendline.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendpoint.h" />
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1 change: 0 additions & 1 deletion VisualC/SDL/SDL.vcxproj.filters
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Expand Up @@ -230,7 +230,6 @@
<ClInclude Include="resource.h" />
<ClInclude Include="..\..\src\audio\SDL_audio_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiodev_c.h" />
<ClInclude Include="..\..\src\audio\SDL_audiomem.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendfillrect.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendline.h" />
<ClInclude Include="..\..\src\render\software\SDL_blendpoint.h" />
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4 changes: 0 additions & 4 deletions VisualC/SDL/SDL_VS2008.vcproj
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Expand Up @@ -771,10 +771,6 @@
RelativePath="..\..\src\audio\SDL_audiodev_c.h"
>
</File>
<File
RelativePath="..\..\src\audio\SDL_audiomem.h"
>
</File>
<File
RelativePath="..\..\src\audio\SDL_audiotypecvt.c"
>
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2 changes: 0 additions & 2 deletions Xcode-iOS/SDL/SDL.xcodeproj/project.pbxproj
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Expand Up @@ -376,7 +376,6 @@
FD99B9440DD52EDC00FB1D6B /* SDL_audio.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audio.c; sourceTree = "<group>"; };
FD99B9450DD52EDC00FB1D6B /* SDL_audio_c.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_audio_c.h; sourceTree = "<group>"; };
FD99B9460DD52EDC00FB1D6B /* SDL_audiocvt.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audiocvt.c; sourceTree = "<group>"; };
FD99B9490DD52EDC00FB1D6B /* SDL_audiomem.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_audiomem.h; sourceTree = "<group>"; };
FD99B94A0DD52EDC00FB1D6B /* SDL_audiotypecvt.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audiotypecvt.c; sourceTree = "<group>"; };
FD99B94B0DD52EDC00FB1D6B /* SDL_mixer.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_mixer.c; sourceTree = "<group>"; };
FD99B9520DD52EDC00FB1D6B /* SDL_sysaudio.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_sysaudio.h; sourceTree = "<group>"; };
Expand Down Expand Up @@ -795,7 +794,6 @@
FD99B9440DD52EDC00FB1D6B /* SDL_audio.c */,
FD99B9450DD52EDC00FB1D6B /* SDL_audio_c.h */,
FD99B9460DD52EDC00FB1D6B /* SDL_audiocvt.c */,
FD99B9490DD52EDC00FB1D6B /* SDL_audiomem.h */,
FD99B94A0DD52EDC00FB1D6B /* SDL_audiotypecvt.c */,
FD99B94B0DD52EDC00FB1D6B /* SDL_mixer.c */,
FD99B9520DD52EDC00FB1D6B /* SDL_sysaudio.h */,
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8 changes: 0 additions & 8 deletions Xcode/SDL/SDL.xcodeproj/project.pbxproj
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Expand Up @@ -64,7 +64,6 @@
04BD002812E6671800899322 /* SDL_audiocvt.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDB612E6671700899322 /* SDL_audiocvt.c */; };
04BD002912E6671800899322 /* SDL_audiodev.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDB712E6671700899322 /* SDL_audiodev.c */; };
04BD002A12E6671800899322 /* SDL_audiodev_c.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB812E6671700899322 /* SDL_audiodev_c.h */; };
04BD002B12E6671800899322 /* SDL_audiomem.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB912E6671700899322 /* SDL_audiomem.h */; };
04BD002C12E6671800899322 /* SDL_audiotypecvt.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDBA12E6671700899322 /* SDL_audiotypecvt.c */; };
04BD002D12E6671800899322 /* SDL_mixer.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDBB12E6671700899322 /* SDL_mixer.c */; };
04BD003412E6671800899322 /* SDL_sysaudio.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDC212E6671700899322 /* SDL_sysaudio.h */; };
Expand Down Expand Up @@ -218,7 +217,6 @@
04BD024412E6671800899322 /* SDL_audiocvt.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDB612E6671700899322 /* SDL_audiocvt.c */; };
04BD024512E6671800899322 /* SDL_audiodev.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDB712E6671700899322 /* SDL_audiodev.c */; };
04BD024612E6671800899322 /* SDL_audiodev_c.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB812E6671700899322 /* SDL_audiodev_c.h */; };
04BD024712E6671800899322 /* SDL_audiomem.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB912E6671700899322 /* SDL_audiomem.h */; };
04BD024812E6671800899322 /* SDL_audiotypecvt.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDBA12E6671700899322 /* SDL_audiotypecvt.c */; };
04BD024912E6671800899322 /* SDL_mixer.c in Sources */ = {isa = PBXBuildFile; fileRef = 04BDFDBB12E6671700899322 /* SDL_mixer.c */; };
04BD025012E6671800899322 /* SDL_sysaudio.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDC212E6671700899322 /* SDL_sysaudio.h */; };
Expand Down Expand Up @@ -563,7 +561,6 @@
DB313F7617554B71006C0E22 /* SDL_coreaudio.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDA112E6671700899322 /* SDL_coreaudio.h */; };
DB313F7717554B71006C0E22 /* SDL_audio_c.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB512E6671700899322 /* SDL_audio_c.h */; };
DB313F7817554B71006C0E22 /* SDL_audiodev_c.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB812E6671700899322 /* SDL_audiodev_c.h */; };
DB313F7917554B71006C0E22 /* SDL_audiomem.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDB912E6671700899322 /* SDL_audiomem.h */; };
DB313F7A17554B71006C0E22 /* SDL_sysaudio.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDC212E6671700899322 /* SDL_sysaudio.h */; };
DB313F7B17554B71006C0E22 /* SDL_wave.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDC412E6671700899322 /* SDL_wave.h */; };
DB313F7C17554B71006C0E22 /* blank_cursor.h in Headers */ = {isa = PBXBuildFile; fileRef = 04BDFDD612E6671700899322 /* blank_cursor.h */; };
Expand Down Expand Up @@ -864,7 +861,6 @@
04BDFDB612E6671700899322 /* SDL_audiocvt.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audiocvt.c; sourceTree = "<group>"; };
04BDFDB712E6671700899322 /* SDL_audiodev.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audiodev.c; sourceTree = "<group>"; };
04BDFDB812E6671700899322 /* SDL_audiodev_c.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_audiodev_c.h; sourceTree = "<group>"; };
04BDFDB912E6671700899322 /* SDL_audiomem.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_audiomem.h; sourceTree = "<group>"; };
04BDFDBA12E6671700899322 /* SDL_audiotypecvt.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_audiotypecvt.c; sourceTree = "<group>"; };
04BDFDBB12E6671700899322 /* SDL_mixer.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_mixer.c; sourceTree = "<group>"; };
04BDFDC212E6671700899322 /* SDL_sysaudio.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_sysaudio.h; sourceTree = "<group>"; };
Expand Down Expand Up @@ -1307,7 +1303,6 @@
04BDFDB612E6671700899322 /* SDL_audiocvt.c */,
04BDFDB712E6671700899322 /* SDL_audiodev.c */,
04BDFDB812E6671700899322 /* SDL_audiodev_c.h */,
04BDFDB912E6671700899322 /* SDL_audiomem.h */,
04BDFDBA12E6671700899322 /* SDL_audiotypecvt.c */,
04BDFDBB12E6671700899322 /* SDL_mixer.c */,
04BDFDC212E6671700899322 /* SDL_sysaudio.h */,
Expand Down Expand Up @@ -1840,7 +1835,6 @@
04BD001912E6671800899322 /* SDL_coreaudio.h in Headers */,
04BD002712E6671800899322 /* SDL_audio_c.h in Headers */,
04BD002A12E6671800899322 /* SDL_audiodev_c.h in Headers */,
04BD002B12E6671800899322 /* SDL_audiomem.h in Headers */,
04BD003412E6671800899322 /* SDL_sysaudio.h in Headers */,
04BD003612E6671800899322 /* SDL_wave.h in Headers */,
04BD004212E6671800899322 /* blank_cursor.h in Headers */,
Expand Down Expand Up @@ -1996,7 +1990,6 @@
04BD024312E6671800899322 /* SDL_audio_c.h in Headers */,
04BD024612E6671800899322 /* SDL_audiodev_c.h in Headers */,
AAC070FD195606770073DCDF /* SDL_opengles2_gl2.h in Headers */,
04BD024712E6671800899322 /* SDL_audiomem.h in Headers */,
04BD025012E6671800899322 /* SDL_sysaudio.h in Headers */,
04BD025212E6671800899322 /* SDL_wave.h in Headers */,
04BD025D12E6671800899322 /* blank_cursor.h in Headers */,
Expand Down Expand Up @@ -2151,7 +2144,6 @@
DB313F7717554B71006C0E22 /* SDL_audio_c.h in Headers */,
DB313F7817554B71006C0E22 /* SDL_audiodev_c.h in Headers */,
AAC070FE195606770073DCDF /* SDL_opengles2_gl2.h in Headers */,
DB313F7917554B71006C0E22 /* SDL_audiomem.h in Headers */,
DB313F7A17554B71006C0E22 /* SDL_sysaudio.h in Headers */,
DB313F7B17554B71006C0E22 /* SDL_wave.h in Headers */,
DB313F7C17554B71006C0E22 /* blank_cursor.h in Headers */,
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3 changes: 3 additions & 0 deletions android-project/AndroidManifest.xml
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Expand Up @@ -17,6 +17,9 @@
<!-- Allow writing to external storage -->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

<!-- if you want to capture audio, uncomment this. -->
<!-- <uses-permission android:name="android.permission.RECORD_AUDIO" /> -->

<!-- Create a Java class extending SDLActivity and place it in a
directory under src matching the package, e.g.
src/com/gamemaker/game/MyGame.java
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65 changes: 63 additions & 2 deletions android-project/src/org/libsdl/app/SDLActivity.java
View file
Expand Up @@ -59,6 +59,7 @@ public class SDLActivity extends Activity {

// Audio
protected static AudioTrack mAudioTrack;
protected static AudioRecord mAudioRecord;

/**
* This method is called by SDL before loading the native shared libraries.
Expand Down Expand Up @@ -106,6 +107,7 @@ public static void initialize() {
mJoystickHandler = null;
mSDLThread = null;
mAudioTrack = null;
mAudioRecord = null;
mExitCalledFromJava = false;
mBrokenLibraries = false;
mIsPaused = false;
Expand Down Expand Up @@ -544,7 +546,7 @@ public static Surface getNativeSurface() {
/**
* This method is called by SDL using JNI.
*/
public static int audioInit(int sampleRate, boolean is16Bit, boolean isStereo, int desiredFrames) {
public static int audioOpen(int sampleRate, boolean is16Bit, boolean isStereo, int desiredFrames) {
int channelConfig = isStereo ? AudioFormat.CHANNEL_CONFIGURATION_STEREO : AudioFormat.CHANNEL_CONFIGURATION_MONO;
int audioFormat = is16Bit ? AudioFormat.ENCODING_PCM_16BIT : AudioFormat.ENCODING_PCM_8BIT;
int frameSize = (isStereo ? 2 : 1) * (is16Bit ? 2 : 1);
Expand Down Expand Up @@ -623,13 +625,72 @@ public static void audioWriteByteBuffer(byte[] buffer) {
/**
* This method is called by SDL using JNI.
*/
public static void audioQuit() {
public static int captureOpen(int sampleRate, boolean is16Bit, boolean isStereo, int desiredFrames) {
int channelConfig = isStereo ? AudioFormat.CHANNEL_CONFIGURATION_STEREO : AudioFormat.CHANNEL_CONFIGURATION_MONO;
int audioFormat = is16Bit ? AudioFormat.ENCODING_PCM_16BIT : AudioFormat.ENCODING_PCM_8BIT;
int frameSize = (isStereo ? 2 : 1) * (is16Bit ? 2 : 1);

Log.v(TAG, "SDL capture: wanted " + (isStereo ? "stereo" : "mono") + " " + (is16Bit ? "16-bit" : "8-bit") + " " + (sampleRate / 1000f) + "kHz, " + desiredFrames + " frames buffer");

// Let the user pick a larger buffer if they really want -- but ye
// gods they probably shouldn't, the minimums are horrifyingly high
// latency already
desiredFrames = Math.max(desiredFrames, (AudioRecord.getMinBufferSize(sampleRate, channelConfig, audioFormat) + frameSize - 1) / frameSize);

if (mAudioRecord == null) {
mAudioRecord = new AudioRecord(MediaRecorder.AudioSource.DEFAULT, sampleRate,
channelConfig, audioFormat, desiredFrames * frameSize);

// see notes about AudioTrack state in audioOpen(), above. Probably also applies here.
if (mAudioRecord.getState() != AudioRecord.STATE_INITIALIZED) {
Log.e(TAG, "Failed during initialization of AudioRecord");
mAudioRecord.release();
mAudioRecord = null;
return -1;
}

mAudioRecord.startRecording();
}

Log.v(TAG, "SDL capture: got " + ((mAudioRecord.getChannelCount() >= 2) ? "stereo" : "mono") + " " + ((mAudioRecord.getAudioFormat() == AudioFormat.ENCODING_PCM_16BIT) ? "16-bit" : "8-bit") + " " + (mAudioRecord.getSampleRate() / 1000f) + "kHz, " + desiredFrames + " frames buffer");

return 0;
}

/** This method is called by SDL using JNI. */
public static int captureReadShortBuffer(short[] buffer, boolean blocking) {
// !!! FIXME: this is available in API Level 23. Until then, we always block. :(
//return mAudioRecord.read(buffer, 0, buffer.length, blocking ? AudioRecord.READ_BLOCKING : AudioRecord.READ_NON_BLOCKING);
return mAudioRecord.read(buffer, 0, buffer.length);
}

/** This method is called by SDL using JNI. */
public static int captureReadByteBuffer(byte[] buffer, boolean blocking) {
// !!! FIXME: this is available in API Level 23. Until then, we always block. :(
//return mAudioRecord.read(buffer, 0, buffer.length, blocking ? AudioRecord.READ_BLOCKING : AudioRecord.READ_NON_BLOCKING);
return mAudioRecord.read(buffer, 0, buffer.length);
}


/** This method is called by SDL using JNI. */
public static void audioClose() {
if (mAudioTrack != null) {
mAudioTrack.stop();
mAudioTrack.release();
mAudioTrack = null;
}
}

/** This method is called by SDL using JNI. */
public static void captureClose() {
if (mAudioRecord != null) {
mAudioRecord.stop();
mAudioRecord.release();
mAudioRecord = null;
}
}


// Input

/**
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