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Added support for VoD manifests and fix HTTPDynamic loading.

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This commit is contained in:
Thulinma 2012-08-24 12:09:19 +02:00
parent 29f6d53595
commit 3949f6282c
1 changed files with 68 additions and 4 deletions
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72
src/conn_http_dynamic.cpp
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@ -20,22 +20,86 @@
#include <mist/amf.h>
#include <mist/mp4.h>
#include <mist/config.h>
#include <sstream>
/// Holds everything unique to HTTP Dynamic Connector.
namespace Connector_HTTP{
std::string GenerateBootstrap(std::string & MovieId, JSON::Value & metadata){
MP4::AFRT afrt;
afrt.SetUpdate(false);
afrt.SetTimeScale(1000);
afrt.AddQualityEntry("");
if (!metadata.isMember("video") || !metadata["video"].isMember("keyms")){
afrt.AddFragmentRunEntry(1, 0, 1000); //FirstFragment, FirstFragmentTimestamp,Fragment Duration in milliseconds
}else{
afrt.AddFragmentRunEntry(1, 0, metadata["video"]["keyms"].asInt()); //FirstFragment, FirstFragmentTimestamp,Fragment Duration in milliseconds
}
afrt.WriteContent();
MP4::ASRT asrt;
asrt.SetUpdate(false);
asrt.AddQualityEntry("");
asrt.AddSegmentRunEntry(1, 199);//1 Segment, 199 Fragments
asrt.WriteContent();
MP4::ABST abst;
abst.AddFragmentRunTable(&afrt);
abst.AddSegmentRunTable(&asrt);
abst.SetBootstrapVersion(1);
abst.SetProfile(0);
if (metadata.isMember("length")){
abst.SetLive(false);
abst.SetMediaTime(1000*metadata["length"].asInt());
}else{
abst.SetLive(true);
abst.SetMediaTime(0);
}
abst.SetUpdate(false);
abst.SetTimeScale(1000);
abst.SetSMPTE(0);
abst.SetMovieIdentifier(MovieId);
abst.SetDRM("");
abst.SetMetaData("");
abst.AddServerEntry("");
abst.AddQualityEntry("");
abst.WriteContent();
std::string Result;
Result.append((char*)abst.GetBoxedData(), (int)abst.GetBoxedDataSize());
return Base64::encode(Result);
}
/// Returns a F4M-format manifest file
std::string BuildManifest(std::string MovieId, JSON::Value & metadata) {
std::string Result="<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
std::string BuildManifest(std::string & MovieId, JSON::Value & metadata){
std::string Result;
if (metadata.isMember("length") && metadata["length"].asInt() > 0){
std::stringstream st;
st << ((double)metadata["video"]["keyms"].asInt() / 1000);
Result="<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
"<manifest xmlns=\"http://ns.adobe.com/f4m/1.0\">\n"
"<id>" + MovieId + "</id>\n"
"<duration>" + metadata["length"].asString() + "</duration>\n"
"<mimeType>video/mp4</mimeType>\n"
"<streamType>recorded</streamType>\n"
"<deliveryType>streaming</deliveryType>\n"
"<bestEffortFetchInfo segmentDuration=\""+metadata["length"].asString()+".000\" fragmentDuration=\""+st.str()+"\" />\n"
"<bootstrapInfo profile=\"named\" id=\"bootstrap1\">" + GenerateBootstrap(MovieId, metadata) + "</bootstrapInfo>\n"
"<media streamId=\"1\" bootstrapInfoId=\"bootstrap1\" url=\"" + MovieId + "/\"></media>\n"
"</manifest>\n";
}else{
Result="<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
"<manifest xmlns=\"http://ns.adobe.com/f4m/1.0\">\n"
"<id>" + MovieId + "</id>\n"
"<mimeType>video/mp4</mimeType>\n"
"<streamType>live</streamType>\n"
"<deliveryType>streaming</deliveryType>\n"
"<bootstrapInfo profile=\"named\" id=\"bootstrap1\">" + Base64::encode(MP4::GenerateLiveBootstrap(metadata)) + "</bootstrapInfo>\n"
"<media streamId=\"1\" bootstrapInfoId=\"bootstrap1\" url=\"" + MovieId + "/\">\n"
"</media>\n"
"<media streamId=\"1\" bootstrapInfoId=\"bootstrap1\" url=\"" + MovieId + "/\"></media>\n"
"</manifest>\n";
}
std::cerr << "Sending this manifest:" << std::endl << Result << std::endl;
return Result;
}//BuildManifest