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, "d")) {
88 else if(!strcmp(name, "q")) {
96 else if(!strcmp(name, "p")) {
100 else if(!strcmp(name, "k")) {
101 keyframe_interval = atoi(val);
104 else if(!strcmp(name, "A")) {
105 audio_adjust = atof(val);
108 else if(!strcmp(name, "v")) {
112 else if(!strcmp(name, "T")) {
113 flashversion = atoi(val);
116 else if(!strcmp(name, "x")) {
120 else if(!strcmp(name, "m")) {
121 mp3_bitrate = atoi(val);
124 else if(!strcmp(name, "r")) {
125 samplerate = atoi(val);
126 if(samplerate >= 11000 && samplerate <= 12000)
128 else if(samplerate >= 22000 && samplerate <= 23000)
130 else if(samplerate >= 44000 && samplerate <= 45000)
133 fprintf(stderr, "Invalid samplerate: %d\n", samplerate);
134 fprintf(stderr, "Allowed values: 11025, 22050, 44100\n", samplerate);
139 else if(!strcmp(name, "S")) {
143 else if(!strcmp(name, "s")) {
144 scale = atoi(val)/100.0;
145 if(scale>1.0 || scale<=0) {
146 fprintf(stderr, "Scale must be in the range 1-100!\n");
151 fprintf(stderr, "Unknown option: -%s\n", name);
154 int args_callback_longoption(char*name,char*val)
156 return args_long2shortoption(options, name, val);
158 void args_callback_usage(char *name)
161 printf("Usage: %s file.avi [-o output.swf]\n", name);
163 printf("-h , --help Print help and exit\n");
164 printf("-o , --output filename Specify output filename\n");
165 printf("-A , --adjust seconds Audio adjust: Shift sound -seconds to the future or +seconds into the past.\n");
166 printf("-n , --num frames Number of frames to encode\n");
167 printf("-m , --mp3-bitrate <kbps> Set the mp3 bitrate to encode audio with\n");
168 printf("-r , --mp3-samplerate <hz> Set the mp3 samplerate to encode audio with (default: 11025)\n");
169 printf("-d , --scale <val> Scale down to factor <val>. (in %, e.g. 100 = original size)\n");
170 printf("-p , --flip Turn movie upside down\n");
171 printf("-q , --quality <val> Set the quality to <val>. (0-100, 0=worst, 100=best, default:80)\n");
172 printf("-x , --extragood Enable some *very* expensive compression strategies.\n");
173 printf("-T , --flashversion <n> Set output flash version to <n>.\n");
174 printf("-V , --version Print program version and exit\n");
177 int args_callback_command(char*name,char*val)
180 fprintf(stderr, "Only one file allowed. You supplied at least two. (%s and %s)\n",
187 static char toabuf[128];
188 static char*ftoa(double a)
190 sprintf(toabuf, "%f", a);
193 static char*itoa(int a)
195 sprintf(toabuf, "%d", a);
200 pthread_t main_thread;
201 static void sigterm(int sig)
203 if(pthread_equal (pthread_self(), main_thread))
205 if(frameno>0 && !shutdown_avi2swf) {
207 printf("Thread [%08x] got sigterm %d\n", pthread_self(), sig);
216 int main (int argc,char ** argv)
224 signal(SIGTERM, sigterm);
225 signal(SIGINT , sigterm);
226 signal(SIGQUIT, sigterm);
227 main_thread = pthread_self();
230 processargs(argc, argv);
232 fprintf(stderr, "You must supply a filename");
235 if(keyframe_interval<0) {
237 keyframe_interval=20;
242 fi = fopen(outputfilename, "wb");
244 fflush(stdout); fflush(stderr);
245 fprintf(stderr, "Couldn't open %s\n", outputfilename);
250 ret = videoreader_vfw_open(&video, filename);
252 ret = videoreader_avifile_open(&video, filename);
256 fprintf(stderr, "Error opening %s\n", filename);
261 printf("| video framerate: %f\n", video.fps);
262 printf("| video size: %dx%d\n", video.width, video.height);
263 printf("| audio rate: %d\n", video.samplerate);
264 printf("| audio channels: %d\n", video.channels);
267 ret = v2swf_init(&v2swf, &video);
269 v2swf_setparameter(&v2swf, "verbose", "1");
271 v2swf_setparameter(&v2swf, "numframes", itoa(numframes));
272 v2swf_setparameter(&v2swf, "quality", itoa(quality));
273 v2swf_setparameter(&v2swf, "blockdiff", "0");
274 v2swf_setparameter(&v2swf, "blockdiff_mode", "exact");
275 v2swf_setparameter(&v2swf, "mp3_bitrate", itoa(mp3_bitrate));
276 v2swf_setparameter(&v2swf, "samplerate", itoa(samplerate));
277 //v2swf_setparameter(&v2swf, "fixheader", "1");
278 //v2swf_setparameter(&v2swf, "framerate", "15");
279 v2swf_setparameter(&v2swf, "scale", ftoa(scale));
280 v2swf_setparameter(&v2swf, "prescale", "1");
281 v2swf_setparameter(&v2swf, "flash_version", itoa(flashversion));
282 v2swf_setparameter(&v2swf, "keyframe_interval", itoa(keyframe_interval));
284 v2swf_setparameter(&v2swf, "motioncompensation", "1");
286 video.setparameter(&video, "flip", "1");
288 video.setparameter(&video, "verbose", "1");
294 int num = ((int)(audio_adjust*video.samplerate))*video.channels*2;
295 void*buf = malloc(num);
296 video.getsamples(&video, buf, num);
298 } else if(audio_adjust<0) {
299 int num = (int)(-audio_adjust*video.fps);
300 void*buf = malloc(video.width*video.height*4);
303 video.getimage(&video, buf);
310 void*buf = malloc(video.width*video.height*4);
311 for(t=0;t<skip;t++) {
312 video.getimage(&video, buf);
313 video.getsamples(&video, buf, (int)((video.samplerate/video.fps)*video.channels*2));
315 printf("\rSkipping frame %d", video.frame);fflush(stdout);
323 int l=v2swf_read(&v2swf, buffer, 4096);
324 fwrite(buffer, l, 1, fi);
328 printf("\rConverting frame %d", video.frame);fflush(stdout);
334 v2swf_backpatch(&v2swf, outputfilename);