refine ffmepg and encoder, extract ffmpeg.

trunk/src/app/srs_app_ffmpeg.hpp

@@ -0,0 +1,84 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2013-2014 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_APP_FFMPEG_HPP
+#define SRS_APP_FFMPEG_HPP
+
+/*
+#include <srs_app_ffmpeg.hpp>
+*/
+#include <srs_core.hpp>
+
+#ifdef SRS_FFMPEG
+
+#include <string>
+#include <vector>
+
+class SrsConfDirective;
+class SrsRequest;
+class SrsPithyPrint;
+
+/**
+* a transcode engine: ffmepg,
+* used to transcode a stream to another.
+*/
+class SrsFFMPEG
+{
+private:
+    bool started;
+    pid_t pid;
+private:
+    std::string log_file;
+    int log_fd;
+private:
+    std::string                 ffmpeg;
+    std::vector<std::string>     vfilter;
+    std::string                 vcodec;
+    int                         vbitrate;
+    double                         vfps;
+    int                         vwidth;
+    int                         vheight;
+    int                         vthreads;
+    std::string                 vprofile;
+    std::string                 vpreset;
+    std::vector<std::string>     vparams;
+    std::string                 acodec;
+    int                         abitrate;
+    int                         asample_rate;
+    int                         achannels;
+    std::vector<std::string>     aparams;
+    std::string                 output;
+    std::string                 input;
+public:
+    SrsFFMPEG(std::string ffmpeg_bin);
+    virtual ~SrsFFMPEG();
+public:
+    virtual int initialize(SrsRequest* req, SrsConfDirective* engine);
+    virtual int start();
+    virtual int cycle();
+    virtual void stop();
+};
+
+#endif
+
+#endif