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| author | Glenn Kasten <gkasten@google.com> | 2014-04-01 15:31:10 +0000 |
|---|---|---|
| committer | Android (Google) Code Review <android-gerrit@google.com> | 2014-04-01 15:31:11 +0000 |
| commit | 170e0c4bf02fd236e5f992010aabdbc90b7587db (patch) | |
| tree | 2307008aefe897d67cf718f58991a20553781bef /core/jni/android_media_AudioTrack.cpp | |
| parent | df42723d6b717fd2882c98c930a0f93c75af2474 (diff) | |
| parent | 37967d46f40c8c52c88ff8c011972a1489d465ec (diff) | |
| download | frameworks_base-170e0c4bf02fd236e5f992010aabdbc90b7587db.zip frameworks_base-170e0c4bf02fd236e5f992010aabdbc90b7587db.tar.gz frameworks_base-170e0c4bf02fd236e5f992010aabdbc90b7587db.tar.bz2 | |
Merge "Use memcpy_to_i16_from_u8 from audioutils instead of C loop"
Diffstat (limited to 'core/jni/android_media_AudioTrack.cpp')
| -rw-r--r-- | core/jni/android_media_AudioTrack.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/core/jni/android_media_AudioTrack.cpp b/core/jni/android_media_AudioTrack.cpp index 79a46fa..1af41f2 100644 --- a/core/jni/android_media_AudioTrack.cpp +++ b/core/jni/android_media_AudioTrack.cpp @@ -26,6 +26,7 @@ #include <utils/Log.h> #include <media/AudioSystem.h> #include <media/AudioTrack.h> +#include <audio_utils/primitives.h> #include <binder/MemoryHeapBase.h> #include <binder/MemoryBase.h> @@ -550,10 +551,8 @@ jint writeToTrack(const sp<AudioTrack>& track, jint audioFormat, const jbyte* da } int count = sizeInBytes; int16_t *dst = (int16_t *)track->sharedBuffer()->pointer(); - const int8_t *src = (const int8_t *)(data + offsetInBytes); - while (count--) { - *dst++ = (int16_t)(*src++^0x80) << 8; - } + const uint8_t *src = (const uint8_t *)(data + offsetInBytes); + memcpy_to_i16_from_u8(dst, src, count); // even though we wrote 2*sizeInBytes, we only report sizeInBytes as written to hide // the 8bit mixer restriction from the user of this function written = sizeInBytes; |