[FFmpeg-devel] [PATCH 1/2] avcodec/mediacodec_wrapper: get api level via NDK method
Zhao Zhili
quinkblack at foxmail.com
Mon Jan 9 18:36:39 EET 2023
From: Zhao Zhili <zhilizhao at tencent.com>
android_get_device_api_level() is a static inline method before API
level 29. It was implemented via __system_property_get(). We can do
the same thing, but I don't want to mess up with
__system_property_get.
Signed-off-by: Zhao Zhili <zhilizhao at tencent.com>
---
libavcodec/mediacodec_wrapper.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/libavcodec/mediacodec_wrapper.c b/libavcodec/mediacodec_wrapper.c
index 4d6e9487b8..b675623a0b 100644
--- a/libavcodec/mediacodec_wrapper.c
+++ b/libavcodec/mediacodec_wrapper.c
@@ -2513,6 +2513,10 @@ FFAMediaCodec* ff_AMediaCodec_createEncoderByType(const char *mime_type, int ndk
int ff_Build_SDK_INT(AVCodecContext *avctx)
{
int ret = -1;
+
+#if __ANDROID_API__ >= 24
+ ret = android_get_device_api_level();
+#else
JNIEnv *env = NULL;
jclass versionClass;
jfieldID sdkIntFieldID;
@@ -2522,5 +2526,8 @@ int ff_Build_SDK_INT(AVCodecContext *avctx)
sdkIntFieldID = (*env)->GetStaticFieldID(env, versionClass, "SDK_INT", "I");
ret = (*env)->GetStaticIntField(env, versionClass, sdkIntFieldID);
(*env)->DeleteLocalRef(env, versionClass);
+#endif
+ av_log(avctx, AV_LOG_DEBUG, "device api level %d\n", ret);
+
return ret;
}
--
2.25.1
More information about the ffmpeg-devel
mailing list