tv.danmaku.ijk.media.player.misc.IjkMediaFormat Maven / Gradle / Ivy
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Video player based on FFmpeg n2.8
The newest version!
/*
* Copyright (C) 2015 Zhang Rui
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package tv.danmaku.ijk.media.player.misc;
import android.annotation.TargetApi;
import android.os.Build;
import android.text.TextUtils;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import tv.danmaku.ijk.media.player.IjkMediaMeta;
public class IjkMediaFormat implements IMediaFormat {
// Common
public static final String KEY_IJK_CODEC_LONG_NAME_UI = "ijk-codec-long-name-ui";
public static final String KEY_IJK_CODEC_NAME_UI = "ijk-codec-name-ui";
public static final String KEY_IJK_BIT_RATE_UI = "ijk-bit-rate-ui";
// Video
public static final String KEY_IJK_CODEC_PROFILE_LEVEL_UI = "ijk-profile-level-ui";
public static final String KEY_IJK_CODEC_PIXEL_FORMAT_UI = "ijk-pixel-format-ui";
public static final String KEY_IJK_RESOLUTION_UI = "ijk-resolution-ui";
public static final String KEY_IJK_FRAME_RATE_UI = "ijk-frame-rate-ui";
// Audio
public static final String KEY_IJK_SAMPLE_RATE_UI = "ijk-sample-rate-ui";
public static final String KEY_IJK_CHANNEL_UI = "ijk-channel-ui";
// Codec
public static final String CODEC_NAME_H264 = "h264";
public final IjkMediaMeta.IjkStreamMeta mMediaFormat;
public IjkMediaFormat(IjkMediaMeta.IjkStreamMeta streamMeta) {
mMediaFormat = streamMeta;
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
@Override
public int getInteger(String name) {
if (mMediaFormat == null)
return 0;
return mMediaFormat.getInt(name);
}
@Override
public String getString(String name) {
if (mMediaFormat == null)
return null;
if (sFormatterMap.containsKey(name)) {
Formatter formatter = sFormatterMap.get(name);
return formatter.format(this);
}
return mMediaFormat.getString(name);
}
//-------------------------
// Formatter
//-------------------------
private static abstract class Formatter {
public String format(IjkMediaFormat mediaFormat) {
String value = doFormat(mediaFormat);
if (TextUtils.isEmpty(value))
return getDefaultString();
return value;
}
protected abstract String doFormat(IjkMediaFormat mediaFormat);
@SuppressWarnings("SameReturnValue")
protected String getDefaultString() {
return "N/A";
}
}
private static final Map sFormatterMap = new HashMap();
{
sFormatterMap.put(KEY_IJK_CODEC_LONG_NAME_UI, new Formatter() {
@Override
public String doFormat(IjkMediaFormat mediaFormat) {
return mMediaFormat.getString(IjkMediaMeta.IJKM_KEY_CODEC_LONG_NAME);
}
});
sFormatterMap.put(KEY_IJK_CODEC_NAME_UI, new Formatter() {
@Override
public String doFormat(IjkMediaFormat mediaFormat) {
return mMediaFormat.getString(IjkMediaMeta.IJKM_KEY_CODEC_NAME);
}
});
sFormatterMap.put(KEY_IJK_BIT_RATE_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int bitRate = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_BITRATE);
if (bitRate <= 0) {
return null;
} else if (bitRate < 1000) {
return String.format(Locale.US, "%d bit/s", bitRate);
} else {
return String.format(Locale.US, "%d kb/s", bitRate / 1000);
}
}
});
sFormatterMap.put(KEY_IJK_CODEC_PROFILE_LEVEL_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int profileIndex = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_CODEC_PROFILE_ID);
String profile;
switch (profileIndex) {
case IjkMediaMeta.FF_PROFILE_H264_BASELINE:
profile = "Baseline";
break;
case IjkMediaMeta.FF_PROFILE_H264_CONSTRAINED_BASELINE:
profile = "Constrained Baseline";
break;
case IjkMediaMeta.FF_PROFILE_H264_MAIN:
profile = "Main";
break;
case IjkMediaMeta.FF_PROFILE_H264_EXTENDED:
profile = "Extended";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH:
profile = "High";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_10:
profile = "High 10";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_10_INTRA:
profile = "High 10 Intra";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_422:
profile = "High 4:2:2";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_422_INTRA:
profile = "High 4:2:2 Intra";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_444:
profile = "High 4:4:4";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_444_PREDICTIVE:
profile = "High 4:4:4 Predictive";
break;
case IjkMediaMeta.FF_PROFILE_H264_HIGH_444_INTRA:
profile = "High 4:4:4 Intra";
break;
case IjkMediaMeta.FF_PROFILE_H264_CAVLC_444:
profile = "CAVLC 4:4:4";
break;
default:
return null;
}
StringBuilder sb = new StringBuilder();
sb.append(profile);
String codecName = mediaFormat.getString(IjkMediaMeta.IJKM_KEY_CODEC_NAME);
if (!TextUtils.isEmpty(codecName) && codecName.equalsIgnoreCase(CODEC_NAME_H264)) {
int level = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_CODEC_LEVEL);
if (level < 10)
return sb.toString();
sb.append(" Profile Level ");
sb.append((level / 10) % 10);
if ((level % 10) != 0) {
sb.append(".");
sb.append(level % 10);
}
}
return sb.toString();
}
});
sFormatterMap.put(KEY_IJK_CODEC_PIXEL_FORMAT_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
return mediaFormat.getString(IjkMediaMeta.IJKM_KEY_CODEC_PIXEL_FORMAT);
}
});
sFormatterMap.put(KEY_IJK_RESOLUTION_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int width = mediaFormat.getInteger(KEY_WIDTH);
int height = mediaFormat.getInteger(KEY_HEIGHT);
int sarNum = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_SAR_NUM);
int sarDen = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_SAR_DEN);
if (width <= 0 || height <= 0) {
return null;
} else if (sarNum <= 0 || sarDen <= 0) {
return String.format(Locale.US, "%d x %d", width, height);
} else {
return String.format(Locale.US, "%d x %d [SAR %d:%d]", width,
height, sarNum, sarDen);
}
}
});
sFormatterMap.put(KEY_IJK_FRAME_RATE_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int fpsNum = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_FPS_NUM);
int fpsDen = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_FPS_DEN);
if (fpsNum <= 0 || fpsDen <= 0) {
return null;
} else {
return String.valueOf(((float) (fpsNum)) / fpsDen);
}
}
});
sFormatterMap.put(KEY_IJK_SAMPLE_RATE_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int sampleRate = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_SAMPLE_RATE);
if (sampleRate <= 0) {
return null;
} else {
return String.format(Locale.US, "%d Hz", sampleRate);
}
}
});
sFormatterMap.put(KEY_IJK_CHANNEL_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int channelLayout = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_CHANNEL_LAYOUT);
if (channelLayout <= 0) {
return null;
} else {
if (channelLayout == IjkMediaMeta.AV_CH_LAYOUT_MONO) {
return "mono";
} else if (channelLayout == IjkMediaMeta.AV_CH_LAYOUT_STEREO) {
return "stereo";
} else {
return String.format(Locale.US, "%x", channelLayout);
}
}
}
});
}
}