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package com.android.mediaframeworktest;
import android.media.MediaRecorder;
import android.media.EncoderCapabilities;
import android.media.EncoderCapabilities.VideoEncoderCap;
import android.media.EncoderCapabilities.AudioEncoderCap;
import android.media.DecoderCapabilities;
import android.media.DecoderCapabilities.VideoDecoder;
import android.media.DecoderCapabilities.AudioDecoder;
import android.os.SystemProperties;
import java.util.List;
import java.util.HashMap;
public class MediaProfileReader
{
private static final List<VideoDecoder> videoDecoders = DecoderCapabilities.getVideoDecoders();
private static final List<AudioDecoder> audioDecoders = DecoderCapabilities.getAudioDecoders();
private static final List<VideoEncoderCap> videoEncoders = EncoderCapabilities.getVideoEncoders();
private static final List<AudioEncoderCap> audioEncoders = EncoderCapabilities.getAudioEncoders();
private static final HashMap<Integer, String> encoderMap = new HashMap<Integer, String>();
static {
initEncoderMap();
};
public static List<VideoEncoderCap> getVideoEncoders() {
return videoEncoders;
}
public static List<AudioEncoderCap> getAudioEncoders() {
return audioEncoders;
}
public static String getDeviceType() {
// push all the property into one big table
String s;
s = SystemProperties.get("ro.product.name");
return s;
}
public static boolean getWMAEnable() {
for (AudioDecoder decoder: audioDecoders) {
if (decoder == AudioDecoder.AUDIO_DECODER_WMA) {
return true;
}
}
return false;
}
public static boolean getWMVEnable(){
for (VideoDecoder decoder: videoDecoders) {
if (decoder == VideoDecoder.VIDEO_DECODER_WMV) {
return true;
}
}
return false;
}
public static String getVideoCodecName(int videoEncoder) {
if (videoEncoder != MediaRecorder.VideoEncoder.H263 &&
videoEncoder != MediaRecorder.VideoEncoder.H264 &&
videoEncoder != MediaRecorder.VideoEncoder.MPEG_4_SP) {
throw new IllegalArgumentException("Unsupported video encoder " + videoEncoder);
}
return encoderMap.get(videoEncoder);
}
public static String getAudioCodecName(int audioEncoder) {
if (audioEncoder != MediaRecorder.AudioEncoder.AMR_NB &&
audioEncoder != MediaRecorder.AudioEncoder.AMR_WB &&
audioEncoder != MediaRecorder.AudioEncoder.AAC &&
audioEncoder != MediaRecorder.AudioEncoder.AAC_PLUS &&
audioEncoder != MediaRecorder.AudioEncoder.EAAC_PLUS) {
throw new IllegalArgumentException("Unsupported audio encodeer " + audioEncoder);
}
return encoderMap.get(audioEncoder);
}
private MediaProfileReader() {} // Don't call me
private static void initEncoderMap() {
// video encoders
encoderMap.put(MediaRecorder.VideoEncoder.H263, "h263");
encoderMap.put(MediaRecorder.VideoEncoder.H264, "h264");
encoderMap.put(MediaRecorder.VideoEncoder.MPEG_4_SP, "m4v");
// audio encoders
encoderMap.put(MediaRecorder.AudioEncoder.AMR_NB, "amrnb");
encoderMap.put(MediaRecorder.AudioEncoder.AMR_WB, "amrwb");
encoderMap.put(MediaRecorder.AudioEncoder.AAC, "aac");
encoderMap.put(MediaRecorder.AudioEncoder.AAC_PLUS, "aacplus");
encoderMap.put(MediaRecorder.AudioEncoder.EAAC_PLUS, "eaacplus");
}
}
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