add ffmpeg transcoding framework

@@ -20,6 +20,7 @@ vhost __defaultVhost__ {
         enabled     on;
         ffmpeg      ./objs/ffmpeg/bin/ffmpeg;
         engine fd{
+            enabled         on;
             vcodec          libx264;
             vbitrate        300;
             vfps            20;
@@ -47,9 +48,12 @@ vhost all.transcode.vhost.com {
         enabled     on;
         # the ffmpeg 
         ffmpeg ./objs/ffmpeg/bin/ffmpeg;
+        # the transcode engine for matched stream.
         # all matched stream will transcoded to the following stream.
         # the transcode set name(ie. hd) is optional and not used.
         engine super{
+            # whether the engine is enabled
+            enabled         on;
             # video encoder name
             vcodec          libx264;
             # video bitrate, in kbps
@@ -92,6 +96,7 @@ vhost all.transcode.vhost.com {
             output          rtmp://[vhost]:[port]/[app]/[stream]_super;
         }
         engine hd{
+            enabled         on;
             vcodec          libx264;
             vbitrate        1200;
             vfps            25;
@@ -111,6 +116,7 @@ vhost all.transcode.vhost.com {
             output          rtmp://[vhost]:[port]/[app]/[stream]_hd;
         }
         engine sd{
+            enabled         on;
             vcodec          libx264;
             vbitrate        800;
             vfps            25;
@@ -130,6 +136,7 @@ vhost all.transcode.vhost.com {
             output          rtmp://[vhost]:[port]/[app]/[stream]_sd;
         }
         engine fast{
+            enabled     on;
             vcodec          libx264;
             vbitrate        300;
             vfps            20;
@@ -150,6 +157,30 @@ vhost all.transcode.vhost.com {
         }
     }
 }
+# transcode all app and stream of app
+vhost app.transcode.vhost.com {
+    # the streaming transcode configs.
+    # if app specified, transcode all streams of app.
+    transcode live {
+        enabled     on;
+        ffmpeg      ./objs/ffmpeg/bin/ffmpeg;
+        engine fd{
+            enabled     off;
+        }
+    }
+}
+# transcode specified stream.
+vhost stream.transcode.vhost.com {
+    # the streaming transcode configs.
+    # if stream specified, transcode the matched stream.
+    transcode live/livestream {
+        enabled     on;
+        ffmpeg      ./objs/ffmpeg/bin/ffmpeg;
+        engine fd{
+            enabled     off;
+        }
+    }
+}
 # the vhost which forward publish streams.
 vhost forward.vhost.com {
     # forward all publish stream to the specified server.

@@ -98,7 +98,7 @@ MODULE_FILES=("srs_core" "srs_core_log" "srs_core_server"
         "srs_core_stream" "srs_core_source" "srs_core_codec"
         "srs_core_handshake" "srs_core_pithy_print"
         "srs_core_config" "srs_core_refer" "srs_core_reload"
-        "srs_core_hls" "srs_core_forward")
+        "srs_core_hls" "srs_core_forward" "srs_core_encoder")
 MODULE_DIR="src/core" . auto/modules.sh
 CORE_OBJS="${MODULE_OBJS[@]}"
 

@@ -568,6 +568,17 @@ SrsConfDirective* SrsConfig::get_vhost_enabled(std::string vhost)
 	return conf->get("enabled");
 }
 
+SrsConfDirective* SrsConfig::get_transcode(std::string vhost)
+{
+	SrsConfDirective* conf = get_vhost(vhost);
+
+	if (!conf) {
+		return NULL;
+	}
+	
+	return conf->get("transcode");
+}
+
 SrsConfDirective* SrsConfig::get_gop_cache(std::string vhost)
 {
 	SrsConfDirective* conf = get_vhost(vhost);
@@ -732,6 +743,7 @@ int SrsConfig::parse_file(const char* filename)
 	// TODO: check other config.
 	// TODO: check hls.
 	// TODO: check ssl.
+	// TODO: check ffmpeg.
 	
 	return ret;
 }

@@ -114,6 +114,7 @@ public:
 	virtual int parse_options(int argc, char** argv);
 	virtual SrsConfDirective* get_vhost(std::string vhost);
 	virtual SrsConfDirective* get_vhost_enabled(std::string vhost);
+	virtual SrsConfDirective* get_transcode(std::string vhost);
 	virtual SrsConfDirective* get_gop_cache(std::string vhost);
 	virtual SrsConfDirective* get_forward(std::string vhost);
 	virtual SrsConfDirective* get_hls(std::string vhost);

+/*
+The MIT License (MIT)
+
+Copyright (c) 2013 winlin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#include <srs_core_encoder.hpp>
+
+#include <srs_core_error.hpp>
+#include <srs_core_log.hpp>
+
+SrsEncoder::SrsEncoder()
+{
+}
+
+SrsEncoder::~SrsEncoder()
+{
+}
+
+int SrsEncoder::on_publish(std::string vhost, std::string app, std::string stream)
+{
+	int ret = ERROR_SUCCESS;
+	return ret;
+}
+
+void SrsEncoder::on_unpublish()
+{
+}
+

+/*
+The MIT License (MIT)
+
+Copyright (c) 2013 winlin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef SRS_CORE_ENCODER_HPP
+#define SRS_CORE_ENCODER_HPP
+
+/*
+#include <srs_core_encoder.hpp>
+*/
+#include <srs_core.hpp>
+
+#include <string>
+
+class SrsEncoder
+{
+public:
+	SrsEncoder();
+	virtual ~SrsEncoder();
+public:
+	virtual int on_publish(std::string vhost, std::string app, std::string stream);
+	virtual void on_unpublish();
+};
+
+#endif

@@ -33,6 +33,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <srs_core_hls.hpp>
 #include <srs_core_forward.hpp>
 #include <srs_core_config.hpp>
+#include <srs_core_encoder.hpp>
 
 #define CONST_MAX_JITTER_MS 		500
 #define DEFAULT_FRAME_TIME_MS 		10
@@ -354,6 +355,9 @@ SrsSource::SrsSource(std::string _stream_url)
 #ifdef SRS_HLS
 	hls = new SrsHls();
 #endif
+#ifdef SRS_FFMPEG
+	encoder = new SrsEncoder();
+#endif
 	
 	cache_metadata = cache_sh_video = cache_sh_audio = NULL;
 	
@@ -392,6 +396,9 @@ SrsSource::~SrsSource()
 #ifdef SRS_HLS
 	srs_freep(hls);
 #endif
+#ifdef SRS_FFMPEG
+	srs_freep(encoder);
+#endif
 }
 
 bool SrsSource::can_publish()
@@ -617,6 +624,12 @@ int SrsSource::on_publish(std::string vhost, std::string app, std::string stream
 	}
 #endif
 
+#ifdef SRS_FFMPEG
+	if ((ret = encoder->on_publish(vhost, app, stream)) != ERROR_SUCCESS) {
+		return ret;
+	}
+#endif
+
 	// TODO: support reload.
 	
 	// create forwarders
@@ -645,6 +658,10 @@ void SrsSource::on_unpublish()
 	hls->on_unpublish();
 #endif
 
+#ifdef SRS_FFMPEG
+	encoder->on_unpublish();
+#endif
+
 	// close all forwarders
 	std::vector<SrsForwarder*>::iterator it;
 	for (it = forwarders.begin(); it != forwarders.end(); ++it) {

@@ -42,6 +42,9 @@ class SrsForwarder;
 #ifdef SRS_HLS
 class SrsHls;
 #endif
+#ifdef SRS_FFMPEG
+class SrsEncoder;
+#endif
 
 /**
 * time jitter detect and correct,
@@ -172,6 +175,10 @@ private:
 #ifdef SRS_HLS
 	SrsHls* hls;
 #endif
+	// transcoding handler.
+#ifdef SRS_FFMPEG
+	SrsEncoder* encoder;
+#endif
 	// gop cache for client fast startup.
 	SrsGopCache* gop_cache;
 	// to forward stream to other servers

@@ -26,6 +26,8 @@ file
     ..\core\srs_core_source.cpp,
     ..\core\srs_core_forward.hpp,
     ..\core\srs_core_forward.cpp,
+    ..\core\srs_core_encoder.hpp,
+    ..\core\srs_core_encoder.cpp,
     ..\core\srs_core_hls.hpp,
     ..\core\srs_core_hls.cpp,
     ..\core\srs_core_codec.hpp,