swaroop: basic pass-through mp4 encoder.
authorCarl Hetherington <cth@carlh.net>
Thu, 29 Nov 2018 01:38:35 +0000 (01:38 +0000)
committerCarl Hetherington <cth@carlh.net>
Thu, 29 Nov 2018 01:38:35 +0000 (01:38 +0000)
run/dcpomatic_ecinema [new file with mode: 0755]
src/tools/dcpomatic_ecinema.cc [new file with mode: 0644]
src/tools/wscript

diff --git a/run/dcpomatic_ecinema b/run/dcpomatic_ecinema
new file mode 100755 (executable)
index 0000000..ddb7515
--- /dev/null
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+export LD_LIBRARY_PATH=build/src/lib:build/src/wx:/home/c.hetherington/lib:$LD_LIBRARY_PATH
+export DYLD_LIBRARY_PATH=build/src/lib:build/src/wx:/carl/Environment/64/lib
+if [ "$1" == "--debug" ]; then
+    shift
+    gdb --args build/src/tools/dcpomatic2_ecinema $*
+elif [ "$1" == "--valgrind" ]; then
+    shift
+    valgrind --tool="memcheck" build/src/tools/dcpomatic2_ecinema $*
+elif [ "$1" == "--callgrind" ]; then
+    shift
+    valgrind --tool="callgrind" build/src/tools/dcpomatic2_ecinema $*
+elif [ "$1" == "--massif" ]; then
+    shift
+    valgrind --tool="massif" build/src/tools/dcpomatic2_ecinema $*
+elif [ "$1" == "--i18n" ]; then
+    shift
+    LANGUAGE=fr_FR.UTF8 LANG=fr_FR.UTF8 LC_ALL=fr_FR.UTF8 build/src/tools/dcpomatic2_ecinema "$*"
+elif [ "$1" == "--perf" ]; then
+    shift
+    perf record build/src/tools/dcpomatic2_ecinema $*
+else
+    build/src/tools/dcpomatic2_ecinema $*
+fi
diff --git a/src/tools/dcpomatic_ecinema.cc b/src/tools/dcpomatic_ecinema.cc
new file mode 100644 (file)
index 0000000..6a19e5c
--- /dev/null
@@ -0,0 +1,173 @@
+/*
+    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DCP-o-matic is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "lib/version.h"
+extern "C" {
+#include <libavformat/avformat.h>
+}
+#include <boost/filesystem.hpp>
+#include <boost/optional.hpp>
+#include <getopt.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <string>
+#include <iostream>
+
+using std::string;
+using std::cerr;
+using std::cout;
+using boost::optional;
+
+static void
+help (string n)
+{
+       cerr << "Syntax: " << n << " [OPTION] <FILE>\n"
+            << "  -v, --version        show DCP-o-matic version\n"
+            << "  -h, --help           show this help\n"
+            << "\n"
+            << "<FILE> is the unencrypted .mp4 file.\n";
+}
+
+int
+main (int argc, char* argv[])
+{
+       optional<boost::filesystem::path> output;
+
+       int option_index = 0;
+       while (true) {
+               static struct option long_options[] = {
+                       { "version", no_argument, 0, 'v'},
+                       { "help", no_argument, 0, 'h'},
+                       { "output", required_argument, 0, 'o'},
+               };
+
+               int c = getopt_long (argc, argv, "vho:", long_options, &option_index);
+
+               if (c == -1) {
+                       break;
+               }
+
+               switch (c) {
+               case 'v':
+                       cout << "dcpomatic version " << dcpomatic_version << " " << dcpomatic_git_commit << "\n";
+                       exit (EXIT_SUCCESS);
+               case 'h':
+                       help (argv[0]);
+                       exit (EXIT_SUCCESS);
+               case 'o':
+                       output = optarg;
+                       break;
+               }
+       }
+
+       if (optind >= argc) {
+               help (argv[0]);
+               exit (EXIT_FAILURE);
+       }
+
+       if (!output) {
+               cerr << "You must specify --output or -o\n";
+               exit (EXIT_FAILURE);
+       }
+
+       boost::filesystem::path input = argv[optind];
+       boost::filesystem::path output_mp4 = *output / (input.filename().string() + ".ecinema");
+
+       if (mkdir(output->c_str(), 0777) < 0) {
+               cerr << "Could not create output directory `" << output->string() << "'\n";
+               exit (EXIT_FAILURE);
+       }
+
+       av_register_all ();
+
+       AVFormatContext* input_fc = avformat_alloc_context ();
+       if (avformat_open_input(&input_fc, input.string().c_str(), 0, 0) < 0) {
+               cerr << "Could not open input file\n";
+               exit (EXIT_FAILURE);
+       }
+
+       if (avformat_find_stream_info (input_fc, 0) < 0) {
+               cerr << "Could not read stream information\n";
+               exit (EXIT_FAILURE);
+       }
+
+       AVFormatContext* output_fc;
+       avformat_alloc_output_context2 (&output_fc, av_guess_format("mp4", 0, 0), 0, 0);
+
+       for (uint32_t i = 0; i < input_fc->nb_streams; ++i) {
+               AVStream* is = input_fc->streams[i];
+               AVStream* os = avformat_new_stream (output_fc, is->codec->codec);
+               if (avcodec_copy_context (os->codec, is->codec) < 0) {
+                       cerr << "Could not set up output stream.\n";
+                       exit (EXIT_FAILURE);
+               }
+
+               switch (os->codec->codec_type) {
+               case AVMEDIA_TYPE_VIDEO:
+                       os->time_base = is->time_base;
+                       os->avg_frame_rate = is->avg_frame_rate;
+                       os->r_frame_rate = is->r_frame_rate;
+                       os->sample_aspect_ratio = is->sample_aspect_ratio;
+                       os->codec->time_base = is->codec->time_base;
+                       os->codec->framerate = is->codec->framerate;
+                       os->codec->pix_fmt = is->codec->pix_fmt;
+                       break;
+               case AVMEDIA_TYPE_AUDIO:
+                       os->codec->sample_fmt = is->codec->sample_fmt;
+                       os->codec->bits_per_raw_sample = is->codec->bits_per_raw_sample;
+                       os->codec->sample_rate = is->codec->sample_rate;
+                       os->codec->channel_layout = is->codec->channel_layout;
+                       os->codec->channels = is->codec->channels;
+                       break;
+               default:
+                       /* XXX */
+                       break;
+               }
+       }
+
+       if (avio_open2 (&output_fc->pb, output_mp4.string().c_str(), AVIO_FLAG_WRITE, 0, 0) < 0) {
+               cerr << "Could not open output file `" << output_mp4.string() << "'\n";
+               exit (EXIT_FAILURE);
+       }
+
+       if (avformat_write_header (output_fc, 0) < 0) {
+               cerr << "Could not write header to output.\n";
+               exit (EXIT_FAILURE);
+       }
+
+       AVPacket packet;
+       while (av_read_frame(input_fc, &packet) >= 0) {
+               AVStream* is = input_fc->streams[packet.stream_index];
+               AVStream* os = output_fc->streams[packet.stream_index];
+               packet.pts = av_rescale_q_rnd(packet.pts, is->time_base, os->time_base, (AVRounding) (AV_ROUND_NEAR_INF | AV_ROUND_PASS_MINMAX));
+               packet.dts = av_rescale_q_rnd(packet.dts, is->time_base, os->time_base, (AVRounding) (AV_ROUND_NEAR_INF | AV_ROUND_PASS_MINMAX));
+               packet.duration = av_rescale_q(packet.duration, is->time_base, os->time_base);
+               packet.pos = -1;
+               if (av_interleaved_write_frame (output_fc, &packet) < 0) {
+                       cerr << "Could not write frame to output.\n";
+                       exit (EXIT_FAILURE);
+               }
+       }
+
+       av_write_trailer (output_fc);
+
+       avformat_free_context (input_fc);
+       avformat_free_context (output_fc);
+}
index 29cca53..b6efc22 100644 (file)
@@ -35,16 +35,21 @@ def build(bld):
     if bld.env.TARGET_WINDOWS:
         uselib += 'WINSOCK2 DBGHELP SHLWAPI MSWSOCK BOOST_LOCALE WINSOCK2 OLE32 DSOUND WINMM KSUSER '
 
+    cli_tools = []
     if bld.env.VARIANT != "swaroop":
-        for t in ['dcpomatic_cli', 'dcpomatic_server_cli', 'server_test', 'dcpomatic_kdm_cli', 'dcpomatic_create']:
-            obj = bld(features='cxx cxxprogram')
-            obj.uselib = uselib
-            obj.includes = ['..']
-            obj.use    = ['libdcpomatic2']
-            obj.source = '%s.cc' % t
-            obj.target = t.replace('dcpomatic', 'dcpomatic2')
-            if t == 'server_test':
-                obj.install_path = None
+        cli_tools = ['dcpomatic_cli', 'dcpomatic_server_cli', 'server_test', 'dcpomatic_kdm_cli', 'dcpomatic_create']
+    else:
+        cli_tools = ['dcpomatic_ecinema']
+
+    for t in cli_tools:
+        obj = bld(features='cxx cxxprogram')
+        obj.uselib = uselib
+        obj.includes = ['..']
+        obj.use    = ['libdcpomatic2']
+        obj.source = '%s.cc' % t
+        obj.target = t.replace('dcpomatic', 'dcpomatic2')
+        if t == 'server_test':
+            obj.install_path = None
 
     gui_tools = []
     if not bld.env.DISABLE_GUI: