From 45dccc785efbcc470bd4a48a1e16879ff798c5c7 Mon Sep 17 00:00:00 2001
From: Li Sun <sunli@codeaurora.org>
Date: Mon, 13 Jul 2015 13:37:07 +0800
Subject: RTSP: add RTSP extensions for customization support

Add extensions for customization support in rtsp stack.

Provide default implementations in AVMediaServiceUtils.

Change-Id: I67adeb54b35d1f01911625bb9bad27e94ad0caf0
---
 .../mediaplayerservice/AVMediaServiceExtensions.h  | 15 +++++++++++
 .../mediaplayerservice/AVMediaServiceUtils.cpp     | 31 ++++++++++++++++++++++
 2 files changed, 46 insertions(+)

(limited to 'media/libavextensions')

diff --git a/media/libavextensions/mediaplayerservice/AVMediaServiceExtensions.h b/media/libavextensions/mediaplayerservice/AVMediaServiceExtensions.h
index d84344e..f2c789e 100644
--- a/media/libavextensions/mediaplayerservice/AVMediaServiceExtensions.h
+++ b/media/libavextensions/mediaplayerservice/AVMediaServiceExtensions.h
@@ -31,9 +31,13 @@
 
 #include <common/AVExtensionsCommon.h>
 #include <MediaPlayerFactory.h>
+
+#include <utils/List.h>
 #include <utils/RefBase.h>
 #include <utils/String16.h>
 
+#include <media/Metadata.h>
+
 namespace android {
 
 struct StagefrightRecorder;
@@ -41,6 +45,7 @@ struct ARTSPConnection;
 struct ARTPConnection;
 struct AString;
 struct MyHandler;
+struct ABuffer;
 
 /*
  * Factory to create objects of base-classes in libmediaplayerservice
@@ -67,6 +72,16 @@ struct AVMediaServiceUtils {
     virtual void makePortPair(int *rtpSocket, int *rtcpSocket, unsigned *rtpPort,
             bool isIPV6);
     virtual const char* parseURL(AString *host);
+    // RTSP customization utils
+    virtual bool parseTrackURL(AString url, AString val);
+    virtual void appendRange(AString *request);
+    virtual void setServerTimeoutUs(int64_t timeout);
+    virtual void appendMeta(media::Metadata *meta);
+    virtual bool checkNPTMapping(uint32_t *rtpInfoTime, int64_t *playTimeUs,
+            bool *nptValid, uint32_t rtpTime);
+    virtual void addH263AdvancedPacket(const sp<ABuffer> &buffer,
+            List<sp<ABuffer>> *packets, uint32_t rtpTime);
+    virtual bool parseNTPRange(const char *s, float *npt1, float *npt2);
 
     // ----- NO TRESSPASSING BEYOND THIS LINE ------
     DECLARE_LOADABLE_SINGLETON(AVMediaServiceUtils);
diff --git a/media/libavextensions/mediaplayerservice/AVMediaServiceUtils.cpp b/media/libavextensions/mediaplayerservice/AVMediaServiceUtils.cpp
index 705ce8a..0e42367 100644
--- a/media/libavextensions/mediaplayerservice/AVMediaServiceUtils.cpp
+++ b/media/libavextensions/mediaplayerservice/AVMediaServiceUtils.cpp
@@ -32,6 +32,7 @@
 
 #include <media/stagefright/foundation/ADebug.h>
 #include "ARTPConnection.h"
+#include "ASessionDescription.h"
 #include "MyHandler.h"
 
 #include "common/ExtensionsLoader.hpp"
@@ -57,6 +58,36 @@ const char* AVMediaServiceUtils::parseURL(AString *host) {
     return strchr(host->c_str(), ':');
 }
 
+bool AVMediaServiceUtils::parseTrackURL(AString /*url*/, AString /*val*/) {
+    return false;
+}
+
+void AVMediaServiceUtils::appendRange(AString * /*request*/) {
+    return;
+}
+
+void AVMediaServiceUtils::setServerTimeoutUs(int64_t /*timeout*/) {
+    return;
+}
+
+void AVMediaServiceUtils::addH263AdvancedPacket(const sp<ABuffer> &/*buffer*/,
+        List<sp<ABuffer>> * /*packets*/, uint32_t /*rtpTime*/) {
+    return;
+}
+
+void AVMediaServiceUtils::appendMeta(media::Metadata * /*meta*/) {
+    return;
+}
+
+bool AVMediaServiceUtils::checkNPTMapping(uint32_t * /*rtpInfoTime*/, int64_t * /*playTimeUs*/,
+        bool * /*nptValid*/, uint32_t /*rtpTime*/) {
+    return false;
+}
+
+bool AVMediaServiceUtils::parseNTPRange(const char *s, float *npt1, float *npt2) {
+    return ASessionDescription::parseNTPRange(s, npt1, npt2);
+}
+
 // ----- NO TRESSPASSING BEYOND THIS LINE ------
 AVMediaServiceUtils::AVMediaServiceUtils() {
 }
-- 
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