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MP4 muxer +misc modifications

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* allow retry downloads with "post-processing failed" error in the new muxer
* MPEG-4 muxer  ¡¡ no DASH output!!
* keep the progress if download fails
* remove TODO in SecondaryStreamHelper.java
* misc clean-up
* delete TestAlgo.java
* delete ExtSDDownloadFailedActivity.java and remove it from AndroidManifest.xml
* use hardcored version for changing icon colors
This commit is contained in:
kapodamy 2019-01-21 01:30:03 -03:00
parent 684cb81974
commit f2285c0b19
15 changed files with 357 additions and 260 deletions
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123
app/src/main/java/us/shandian/giga/postprocessing/Postprocessing.java
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@ -18,21 +18,21 @@ public abstract class Postprocessing {
public static final String ALGORITHM_TTML_CONVERTER = "ttml";
public static final String ALGORITHM_MP4_DASH_MUXER = "mp4D";
public static final String ALGORITHM_MP4_MUXER = "mp4";
public static final String ALGORITHM_WEBM_MUXER = "webm";
private static final String ALGORITHM_TEST_ALGO = "test";
public static Postprocessing getAlgorithm(String algorithmName, DownloadMission mission) {
if (null == algorithmName) {
throw new NullPointerException("algorithmName");
} else switch (algorithmName) {
case ALGORITHM_TTML_CONVERTER:
return new TttmlConverter(mission);
return new TtmlConverter(mission);
case ALGORITHM_MP4_DASH_MUXER:
return new Mp4DashMuxer(mission);
case ALGORITHM_MP4_MUXER:
return new Mp4Muxer(mission);
case ALGORITHM_WEBM_MUXER:
return new WebMMuxer(mission);
case ALGORITHM_TEST_ALGO:
return new TestAlgo(mission);
/*case "example-algorithm":
return new ExampleAlgorithm(mission);*/
default:
@ -52,71 +52,84 @@ public abstract class Postprocessing {
*/
public int recommendedReserve;
/**
* the download to post-process
*/
protected DownloadMission mission;
Postprocessing(DownloadMission mission) {
Postprocessing(DownloadMission mission, int recommendedReserve, boolean worksOnSameFile) {
this.mission = mission;
this.recommendedReserve = recommendedReserve;
this.worksOnSameFile = worksOnSameFile;
}
public void run() throws IOException {
File file = mission.getDownloadedFile();
CircularFile out = null;
ChunkFileInputStream[] sources = new ChunkFileInputStream[mission.urls.length];
int result;
long finalLength = -1;
try {
int i = 0;
for (; i < sources.length - 1; i++) {
sources[i] = new ChunkFileInputStream(file, mission.offsets[i], mission.offsets[i + 1], "rw");
}
sources[i] = new ChunkFileInputStream(file, mission.offsets[i], mission.getDownloadedFile().length(), "rw");
mission.done = 0;
mission.length = file.length();
int[] idx = {0};
CircularFile.OffsetChecker checker = () -> {
while (idx[0] < sources.length) {
/*
* WARNING: never use rewind() in any chunk after any writing (especially on first chunks)
* or the CircularFile can lead to unexpected results
*/
if (sources[idx[0]].isDisposed() || sources[idx[0]].available() < 1) {
idx[0]++;
continue;// the selected source is not used anymore
if (worksOnSameFile) {
ChunkFileInputStream[] sources = new ChunkFileInputStream[mission.urls.length];
try {
int i = 0;
for (; i < sources.length - 1; i++) {
sources[i] = new ChunkFileInputStream(file, mission.offsets[i], mission.offsets[i + 1], "rw");
}
sources[i] = new ChunkFileInputStream(file, mission.offsets[i], mission.getDownloadedFile().length(), "rw");
int[] idx = {0};
CircularFile.OffsetChecker checker = () -> {
while (idx[0] < sources.length) {
/*
* WARNING: never use rewind() in any chunk after any writing (especially on first chunks)
* or the CircularFile can lead to unexpected results
*/
if (sources[idx[0]].isDisposed() || sources[idx[0]].available() < 1) {
idx[0]++;
continue;// the selected source is not used anymore
}
return sources[idx[0]].getFilePointer() - 1;
}
return sources[idx[0]].getFilePointer() - 1;
return -1;
};
out = new CircularFile(file, 0, this::progressReport, checker);
result = process(out, sources);
if (result == OK_RESULT)
finalLength = out.finalizeFile();
} finally {
for (SharpStream source : sources) {
if (source != null && !source.isDisposed()) {
source.dispose();
}
}
return -1;
};
out = new CircularFile(file, 0, this::progressReport, checker);
mission.done = 0;
mission.length = file.length();
int result = process(out, sources);
if (result == OK_RESULT) {
long finalLength = out.finalizeFile();
mission.done = finalLength;
mission.length = finalLength;
} else {
mission.errCode = DownloadMission.ERROR_UNKNOWN_EXCEPTION;
mission.errObject = new RuntimeException("post-processing algorithm returned " + result);
}
if (result != OK_RESULT && worksOnSameFile) {
//noinspection ResultOfMethodCallIgnored
new File(mission.location, mission.name).delete();
}
} finally {
for (SharpStream source : sources) {
if (source != null && !source.isDisposed()) {
source.dispose();
if (out != null) {
out.dispose();
}
}
if (out != null) {
out.dispose();
}
} else {
result = process(null);
}
if (result == OK_RESULT) {
if (finalLength < 0) finalLength = file.length();
mission.done = finalLength;
mission.length = finalLength;
} else {
mission.errCode = DownloadMission.ERROR_UNKNOWN_EXCEPTION;
mission.errObject = new RuntimeException("post-processing algorithm returned " + result);
}
if (result != OK_RESULT && worksOnSameFile) {
//noinspection ResultOfMethodCallIgnored
file.delete();
}
}
@ -138,7 +151,7 @@ public abstract class Postprocessing {
return mission.postprocessingArgs[index];
}
private void progressReport(long done) {
void progressReport(long done) {
mission.done = done;
if (mission.length < mission.done) mission.length = mission.done;