[英]iPhone can not play video from my web page (server)
I am streaming video using NanoHTTPD
from android device. 我正在使用来自Android设备的NanoHTTPD
流式传输视频。 Every device can play the video file in web page or using external media player except iPhone
. 除iPhone
外,每个设备都可以播放网页中的视频文件或使用外部媒体播放器播放视频文件。 Even Mac
desktop can play the file too. 甚至Mac
桌面也可以播放文件。 I manually pushed the video file into iPhone
and it's playable. 我手动将视频文件推送到iPhone
并且可以播放。 So there is no issue about video format. 因此,关于视频格式没有问题。 When i click on the link iPhone open a video player (inside web page) and nothing happen. 当我单击链接时,iPhone打开一个视频播放器(在网页内部),但没有任何反应。
I have solved my problem. 我已经解决了我的问题。 After adding the range feature (can seek anywhere using player slider) iPhone can play the video. 添加范围功能(可以使用播放器滑块搜索到的任何位置)后,iPhone可以播放视频。
private Response servePartialFile(String uri, Map<String, String> header,
File file, String mime) {
Response res;
try {
// Calculate etag
String etag = Integer.toHexString((file.getAbsolutePath()
+ file.lastModified() + "" + file.length()).hashCode());
// Support (simple) skipping:
long startFrom = 0;
long endAt = -1;
String range = header.get("range");
if (range != null) {
if (range.startsWith("bytes=")) {
range = range.substring("bytes=".length());
int minus = range.indexOf('-');
try {
if (minus > 0) {
startFrom = Long.parseLong(range
.substring(0, minus));
endAt = Long.parseLong(range.substring(minus + 1));
}
} catch (NumberFormatException ignored) {
}
}
}
// Change return code and add Content-Range header when skipping is
// requested
long fileLen = file.length();
if (range != null && startFrom >= 0) {
if (startFrom >= fileLen) {
res = createResponse(Response.Status.RANGE_NOT_SATISFIABLE,
NanoHTTPD.MIME_PLAINTEXT, "");
res.addHeader("Content-Range", "bytes 0-0/" + fileLen);
res.addHeader("ETag", etag);
} else {
if (endAt < 0) {
endAt = fileLen - 1;
}
long newLen = endAt - startFrom + 1;
if (newLen < 0) {
newLen = 0;
}
final long dataLen = newLen;
FileInputStream fis = new FileInputStream(file) {
@Override
public int available() throws IOException {
return (int) dataLen;
}
};
fis.skip(startFrom);
res = createResponse(Response.Status.PARTIAL_CONTENT, mime,
fis);
res.addHeader("Content-Length", "" + dataLen);
res.addHeader("Content-Range", "bytes " + startFrom + "-"
+ endAt + "/" + fileLen);
res.addHeader("ETag", etag);
}
} else {
if (etag.equals(header.get("if-none-match")))
res = createResponse(Response.Status.NOT_MODIFIED, mime, "");
else {
res = createResponse(Response.Status.OK, mime,
new FileInputStream(file));
res.addHeader("Content-Length", "" + fileLen);
res.addHeader("ETag", etag);
}
}
} catch (IOException ioe) {
res = createResponse(Response.Status.FORBIDDEN,
NanoHTTPD.MIME_PLAINTEXT, "FORBIDDEN: Reading file failed.");
}
return res;
}
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