2 Convert avi movie files into swf.
4 Part of the swftools package.
6 Copyright (c) 2001,2002,2003 Matthias Kramm <kramm@quiss.org>
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
27 #include "../config.h"
29 #include "../lib/args.h"
32 #include "videoreader_vfw.hh"
34 #include "videoreader_avifile.hh"
37 static char * filename = 0;
38 static char * outputfilename = "output.swf";
41 static int quality = 80;
42 static double scale = 1.0;
44 static int expensive = 0;
45 static int flashversion = 6;
46 static int keyframe_interval = -1;
48 static float audio_adjust = 0;
49 static int mp3_bitrate = 32;
50 static int samplerate = 11025;
51 static int numframes = 0;
53 static struct options_t options[] = {
59 {"r", "mp3-samplerate"},
65 {"T", "flashversion"},
70 int args_callback_option(char*name,char*val)
72 if(!strcmp(name, "V")) {
73 printf("avi2swf-ng - part of %s %s\n", PACKAGE, VERSION);
76 else if(!strcmp(name, "o")) {
80 else if(!strcmp(name, "n")) {
81 numframes = atoi(val);
84 else if(!strcmp(name, "q")) {
92 else if(!strcmp(name, "p")) {
96 else if(!strcmp(name, "k")) {
97 keyframe_interval = atoi(val);
100 else if(!strcmp(name, "A")) {
101 audio_adjust = atof(val);
104 else if(!strcmp(name, "v")) {
108 else if(!strcmp(name, "T")) {
109 flashversion = atoi(val);
112 else if(!strcmp(name, "x")) {
116 else if(!strcmp(name, "m")) {
117 mp3_bitrate = atoi(val);
120 else if(!strcmp(name, "r")) {
121 samplerate = atoi(val);
122 if(samplerate >= 11000 && samplerate <= 12000)
124 else if(samplerate >= 22000 && samplerate <= 23000)
126 else if(samplerate >= 44000 && samplerate <= 45000)
129 fprintf(stderr, "Invalid samplerate: %d\n", samplerate);
130 fprintf(stderr, "Allowed values: 11025, 22050, 44100\n", samplerate);
135 else if(!strcmp(name, "S")) {
139 else if(!strcmp(name, "s")) {
140 scale = atoi(val)/100.0;
141 if(scale>1.0 || scale<=0) {
142 fprintf(stderr, "Scale must be in the range 1-100!\n");
147 fprintf(stderr, "Unknown option: -%s\n", name);
150 int args_callback_longoption(char*name,char*val)
152 return args_long2shortoption(options, name, val);
154 void args_callback_usage(char *name)
157 printf("Usage: %s file.avi [-o output.swf]\n", name);
159 printf("-h , --help Print help and exit\n");
160 printf("-o , --output filename Specify output filename\n");
161 printf("-A , --adjust seconds Audio adjust: Shift sound -seconds to the future or +seconds into the past.\n");
162 printf("-n , --num frames Number of frames to encode\n");
163 printf("-m , --mp3-bitrate <kbps> Set the mp3 bitrate to encode audio with\n");
164 printf("-r , --mp3-samplerate <hz> Set the mp3 samplerate to encode audio with (default: 11025)\n");
165 printf("-d , --scale <val> Scale down to factor <val>. (in %, e.g. 100 = original size)\n");
166 printf("-p , --flip Turn movie upside down\n");
167 printf("-q , --quality <val> Set the quality to <val>. (0-100, 0=worst, 100=best, default:80)\n");
168 printf("-x , --extragood Enable some *very* expensive compression strategies.\n");
169 printf("-T , --flashversion <n> Set output flash version to <n>.\n");
170 printf("-V , --version Print program version and exit\n");
173 int args_callback_command(char*name,char*val)
176 fprintf(stderr, "Only one file allowed. You supplied at least two. (%s and %s)\n",
183 static char toabuf[128];
184 static char*ftoa(double a)
186 sprintf(toabuf, "%f", a);
189 static char*itoa(int a)
191 sprintf(toabuf, "%d", a);
196 pthread_t main_thread;
197 static void sigterm(int sig)
199 if(pthread_equal (pthread_self(), main_thread))
201 if(frameno>0 && !shutdown_avi2swf) {
203 printf("Thread [%08x] got sigterm %d\n", pthread_self(), sig);
212 int main (int argc,char ** argv)
220 signal(SIGTERM, sigterm);
221 signal(SIGINT , sigterm);
222 signal(SIGQUIT, sigterm);
223 main_thread = pthread_self();
226 processargs(argc, argv);
228 fprintf(stderr, "You must supply a filename");
231 if(keyframe_interval<0) {
233 keyframe_interval=20;
238 fi = fopen(outputfilename, "wb");
240 fflush(stdout); fflush(stderr);
241 fprintf(stderr, "Couldn't open %s\n", outputfilename);
246 ret = videoreader_vfw_open(&video, filename);
248 ret = videoreader_avifile_open(&video, filename);
252 fprintf(stderr, "Error opening %s\n", filename);
257 printf("| video framerate: %f\n", video.fps);
258 printf("| video size: %dx%d\n", video.width, video.height);
259 printf("| audio rate: %d\n", video.samplerate);
260 printf("| audio channels: %d\n", video.channels);
263 ret = v2swf_init(&v2swf, &video);
265 v2swf_setparameter(&v2swf, "verbose", "1");
267 v2swf_setparameter(&v2swf, "numframes", itoa(numframes));
268 v2swf_setparameter(&v2swf, "quality", itoa(quality));
269 v2swf_setparameter(&v2swf, "blockdiff", "0");
270 v2swf_setparameter(&v2swf, "blockdiff_mode", "exact");
271 v2swf_setparameter(&v2swf, "mp3_bitrate", itoa(mp3_bitrate));
272 v2swf_setparameter(&v2swf, "samplerate", itoa(samplerate));
273 //v2swf_setparameter(&v2swf, "fixheader", "1");
274 //v2swf_setparameter(&v2swf, "framerate", "15");
275 v2swf_setparameter(&v2swf, "scale", ftoa(scale));
276 v2swf_setparameter(&v2swf, "prescale", "1");
277 v2swf_setparameter(&v2swf, "flash_version", itoa(flashversion));
278 v2swf_setparameter(&v2swf, "keyframe_interval", itoa(keyframe_interval));
280 v2swf_setparameter(&v2swf, "motioncompensation", "1");
282 video.setparameter(&video, "flip", "1");
284 video.setparameter(&video, "verbose", "1");
290 int num = ((int)(audio_adjust*video.samplerate))*video.channels*2;
291 void*buf = malloc(num);
292 video.getsamples(&video, buf, num);
294 } else if(audio_adjust<0) {
295 int num = (int)(-audio_adjust*video.fps);
296 void*buf = malloc(video.width*video.height*4);
299 video.getimage(&video, buf);
306 void*buf = malloc(video.width*video.height*4);
307 for(t=0;t<skip;t++) {
308 video.getimage(&video, buf);
309 video.getsamples(&video, buf, (int)((video.samplerate/video.fps)*video.channels*2));
311 printf("\rSkipping frame %d", video.frame);fflush(stdout);
319 int l=v2swf_read(&v2swf, buffer, 4096);
320 fwrite(buffer, l, 1, fi);
324 printf("\rConverting frame %d", video.frame);fflush(stdout);
330 v2swf_backpatch(&v2swf, outputfilename);