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"
38 #include "../lib/args.h"
44 #include <avifile/version.h>
45 #if (AVIFILE_MAJOR_VERSION == 0) && (AVIFILE_MINOR_VERSION>=6)
50 #include <StreamInfo.h>
62 static char * filename = 0;
63 static char * outputfilename = "output.swf";
66 static int quality = 80;
67 static double scale = 1.0;
69 static int expensive = 0;
70 static int flashversion = 6;
71 static int keyframe_interval = -1;
73 static float audio_adjust = 0;
74 static int mp3_bitrate = 32;
75 static int samplerate = 11025;
77 static struct options_t options[] = {
83 {"r", "mp3-samplerate"},
88 {"T", "flashversion"},
93 int args_callback_option(char*name,char*val)
95 if(!strcmp(name, "V")) {
96 printf("avi2swf-ng - part of %s %s\n", PACKAGE, VERSION);
99 else if(!strcmp(name, "o")) {
100 outputfilename = val;
103 else if(!strcmp(name, "q")) {
111 else if(!strcmp(name, "p")) {
115 else if(!strcmp(name, "A")) {
116 audio_adjust = atof(val);
119 else if(!strcmp(name, "v")) {
123 else if(!strcmp(name, "T")) {
124 flashversion = atoi(val);
127 else if(!strcmp(name, "x")) {
131 else if(!strcmp(name, "m")) {
132 mp3_bitrate = atoi(val);
135 else if(!strcmp(name, "r")) {
136 samplerate = atoi(val);
137 if(samplerate >= 11000 && samplerate <= 12000)
139 else if(samplerate >= 22000 && samplerate <= 23000)
141 else if(samplerate >= 44000 && samplerate <= 45000)
144 fprintf(stderr, "Invalid samplerate: %d\n", samplerate);
145 fprintf(stderr, "Allowed values: 11025, 22050, 44100\n", samplerate);
150 else if(!strcmp(name, "S")) {
154 else if(!strcmp(name, "s")) {
155 scale = atoi(val)/100.0;
156 if(scale>1.0 || scale<=0) {
157 fprintf(stderr, "Scale must be in the range 1-100!\n");
162 fprintf(stderr, "Unknown option: -%s\n", name);
165 int args_callback_longoption(char*name,char*val)
167 return args_long2shortoption(options, name, val);
169 void args_callback_usage(char *name)
172 printf("Usage: %s file.avi [-o output.swf]\n", name);
174 printf("-h , --help Print help and exit\n");
175 printf("-o , --output filename Specify output filename\n");
176 printf("-A , --adjust seconds Audio adjust: Shift sound -seconds to the future or +seconds into the past.\n");
177 printf("-n , --num frames Number of frames to encode\n");
178 printf("-m , --mp3-bitrate <rate> (kbps) Set the mp3 bitrate to encode audio with\n");
179 printf("-r , --mp3-samplerate <rate> (Hz) Set the mp3 samplerate to encode audio with (default: 11025)\n");
180 printf("-d , --scale <val> Scale down to factor <val>. (in %, e.g. 100 = original size)\n");
181 printf("-p , --flip Turn movie upside down\n");
182 printf("-q , --quality <val> Set the quality to <val>. (0-100, 0=worst, 100=best, default:80)\n");
183 printf("-x , --extragood Enable some *very* expensive compression strategies.\n");
184 printf("-T , --flashversion <n> Set output flash version to <n>.\n");
185 printf("-V , --version Print program version and exit\n");
188 int args_callback_command(char*name,char*val)
191 fprintf(stderr, "Only one file allowed. You supplied at least two. (%s and %s)\n",
198 static char toabuf[128];
199 static char*ftoa(double a)
201 sprintf(toabuf, "%f", a);
204 static char*itoa(int a)
206 sprintf(toabuf, "%d", a);
210 typedef struct _videoreader_avifile_internal
212 IAviReadFile* player;
213 IAviReadStream* astream;
214 IAviReadStream* vstream;
220 ringbuffer_t audio_buffer;
221 } videoreader_avifile_internal;
223 static int shutdown_avi2swf = 0;
224 static int frameno = 0;
227 pthread_t main_thread;
228 static void sigterm(int sig)
230 if(pthread_equal (pthread_self(), main_thread))
232 if(frameno>0 && !shutdown_avi2swf) {
234 printf("Thread [%08x] got sigterm %d\n", pthread_self(), sig);
243 static void readSamples(videoreader_avifile_internal*i, void*buffer, int buffer_size, int numsamples)
246 while(i->audio_buffer.available < buffer_size) {
247 unsigned int samples_read = 0, bytes_read = 0;
248 ret = i->astream->ReadFrames(buffer, buffer_size, numsamples, samples_read, bytes_read);
251 ringbuffer_put(&i->audio_buffer, buffer, bytes_read);
253 ringbuffer_read(&i->audio_buffer, buffer, buffer_size);
255 int videoreader_avifile_getsamples(videoreader_t* v, void*buffer, int num)
258 printf("videoreader_getsamples(%d)\n", num);fflush(stdout);
260 videoreader_avifile_internal*i = (videoreader_avifile_internal*)v->internal;
261 if(i->soundbits == 8) {
262 readSamples(i, buffer, num/2, num/(v->channels*2));
263 unsigned char*b = (unsigned char*)buffer;
265 for(t=num-2;t>=0;t-=2) {
266 unsigned char x = b[t/2];
272 if(i->soundbits == 16) {
273 readSamples(i, buffer, num, num/(v->channels*2));
278 int videoreader_avifile_getimage(videoreader_t* v, void*buffer)
280 videoreader_avifile_internal*i = (videoreader_avifile_internal*)v->internal;
282 printf("videoreader_getimage()\n");fflush(stdout);
291 if(i->vstream->ReadFrame() < 0) {
292 if(verbose) printf("vstream->ReadFrame() returned value < 0, shutting down...\n");
297 CImage*img = i->vstream->GetFrame();
299 if(verbose) printf("vstream->GetFrame() returned NULL, shutting down...\n");
303 /* we convert the image to YUV first, because we can convert to RGB from YUV only */
306 if(img->Bpp() != 3) {
307 if(verbose) printf("Warning: converthing from bpp %d to bpp 3, this fails on older avifile versions...\n", img->Bpp());
308 BitmapInfo tmp(v->width, v->height, 24);
309 img2 = new CImage(img, &tmp);
316 unsigned char*data = img->Data();
317 int bpp = img->Bpp();
320 for(y=0;y<v->height;y++) {
321 unsigned char*from,*to;
322 to = &((unsigned char*)buffer)[y*v->width*4];
324 from = img->At(v->height-y-1);
327 for(x=0;x<v->width;x++) {
329 to[x*4+1] = from[x*3+2];
330 to[x*4+2] = from[x*3+1];
331 to[x*4+3] = from[x*3+0];
334 if(img2) delete img2;
335 return v->width*v->height*4;
337 if(img2) delete img2;
338 if(verbose) printf("Can't handle bpp %d, shutting down...\n", bpp);
342 bool videoreader_avifile_eof(videoreader_t* v)
344 videoreader_avifile_internal*i = (videoreader_avifile_internal*)v->internal;
346 printf("videoreader_eof()\n");fflush(stdout);
350 void videoreader_avifile_close(videoreader_t* v)
352 videoreader_avifile_internal*i = (videoreader_avifile_internal*)v->internal;
354 printf("videoreader_close()\n");fflush(stdout);
357 ringbuffer_clear(&i->audio_buffer);
360 void* videoreader_avifile_getinfo(videoreader_t* v, char* name)
364 void videoreader_avifile_setparameter(videoreader_t*v, char*name, char*value)
367 printf("videoreader_setparameter(%s, %s)\n", name, value);fflush(stdout);
371 int videoreader_avifile_open(videoreader_t* v, char* filename)
373 videoreader_avifile_internal* i;
374 i = (videoreader_avifile_internal*)malloc(sizeof(videoreader_avifile_internal));
375 memset(i, 0, sizeof(videoreader_avifile_internal));
376 memset(v, 0, sizeof(videoreader_t));
377 v->getsamples = videoreader_avifile_getsamples;
378 v->getinfo = videoreader_avifile_getinfo;
379 v->close = videoreader_avifile_close;
380 v->eof = videoreader_avifile_eof;
381 v->getimage = videoreader_avifile_getimage;
382 v->getsamples = videoreader_avifile_getsamples;
383 v->setparameter = videoreader_avifile_setparameter;
389 i->player = CreateIAviReadFile(filename);
391 printf("%d streams (%d video, %d audio)\n",
392 i->player->StreamCount(),
393 i->player->VideoStreamCount(),
394 i->player->AudioStreamCount());
396 i->astream = i->player->GetStream(0, AviStream::Audio);
397 i->vstream = i->player->GetStream(0, AviStream::Video);
399 printf("Couldn't open video stream\n");
403 printf("Couldn't open video stream\n");
408 printf(stderr, "MP3 support has been disabled at compile time, not converting soundtrack");
413 if(!i->do_video && !i->do_audio) {
414 printf("File has neither audio nor video streams.(?)\n");
420 int dwMicroSecPerFrame = 0;
421 player->GetFileHeader(&head);
422 printf("fps: %d\n", 1000000/head.dwMicroSecPerFrame);
423 printf("frames: %d\n", head.dwTotalFrames);
424 printf("streams: %d\n", head.dwStreams);
425 printf("width: %d\n", head.dwWidth);
426 printf("height: %d\n", head.dwHeight);
427 printf("sound: %u samples (%f seconds)\n", i->astream->GetEndPos(), i->astream->GetEndTime());
428 v->width = head.dwWidth;
429 v->height = head.dwHeight;
430 dwMicroSecPerFrame = head.dwMicroSecPerFrame;
431 samplesperframe = astream->GetEndPos()/astream->GetEndTime()*head.dwMicroSecPerFrame/1000000;
432 v->rate = (int)(astream->GetEndPos()/astream->GetEndTime());
433 v->fps = 1000000.0/dwMicroSecPerFrame;
438 StreamInfo*videoinfo;
439 videoinfo = i->vstream->GetStreamInfo();
440 v->width = videoinfo->GetVideoWidth();
441 v->height = videoinfo->GetVideoHeight();
442 v->fps = (double)(videoinfo->GetFps());
447 StreamInfo*audioinfo;
449 i->astream->GetAudioFormatInfo(&wave,0);
450 audioinfo = i->astream->GetStreamInfo();
452 v->channels = wave.nChannels;
453 v->rate = wave.nSamplesPerSec;
454 i->soundbits = wave.wBitsPerSample;
456 if(v->channels==0 || v->rate==0 || i->soundbits==0 || wave.wFormatTag!=1) {
457 v->rate = audioinfo->GetAudioSamplesPerSec();
458 v->channels = audioinfo->GetAudioChannels();
459 i->soundbits = audioinfo->GetAudioBitsPerSample();
463 printf("formatinfo: format %d, %d channels, %d bits/sample, rate %d, blockalign %d\n", wave.wFormatTag, wave.nChannels, wave.wBitsPerSample, wave.nSamplesPerSec, wave.nBlockAlign);
464 printf("audioinfo: %d channels, %d bits/sample, rate %d\n", audioinfo->GetAudioChannels(), audioinfo->GetAudioBitsPerSample(), audioinfo->GetAudioSamplesPerSec());
466 if(i->soundbits != 8 && i->soundbits != 16) {
467 printf("Can't handle %d bit audio, disabling sound\n", wave.wBitsPerSample);
475 i->vstream -> StartStreaming();
477 i->astream -> StartStreaming();
478 ringbuffer_init(&i->audio_buffer);
481 i->astream -> GetOutputFormat(&wave, sizeof(wave));
482 printf("formatinfo: format %d, %d channels, %d bits/sample, rate %d, blockalign %d\n", wave.wFormatTag, wave.nChannels, wave.wBitsPerSample, wave.nSamplesPerSec, wave.nBlockAlign);
489 int main (int argc,char ** argv)
497 signal(SIGTERM, sigterm);
498 signal(SIGINT , sigterm);
499 signal(SIGQUIT, sigterm);
500 main_thread = pthread_self();
503 processargs(argc, argv);
506 if(keyframe_interval<0) {
508 keyframe_interval=200;
513 fi = fopen(outputfilename, "wb");
515 fflush(stdout); fflush(stderr);
516 fprintf(stderr, "Couldn't open %s\n", outputfilename);
520 ret = videoreader_avifile_open(&video, filename);
523 printf("Error opening %s\n", filename);
528 printf("| video framerate: %f\n", video.fps);
529 printf("| video size: %dx%d\n", video.width, video.height);
530 printf("| audio rate: %d\n", video.rate);
531 printf("| audio channels: %d\n", video.channels);
534 ret = v2swf_init(&v2swf, &video);
536 v2swf_setparameter(&v2swf, "verbose", "1");
537 v2swf_setparameter(&v2swf, "quality", itoa(quality));
538 v2swf_setparameter(&v2swf, "blockdiff", "0");
539 v2swf_setparameter(&v2swf, "blockdiff_mode", "exact");
540 v2swf_setparameter(&v2swf, "mp3_bitrate", itoa(mp3_bitrate));
541 v2swf_setparameter(&v2swf, "samplerate", itoa(samplerate));
542 //v2swf_setparameter(&v2swf, "fixheader", "1");
543 //v2swf_setparameter(&v2swf, "framerate", "15");
544 v2swf_setparameter(&v2swf, "scale", ftoa(scale));
545 v2swf_setparameter(&v2swf, "prescale", "1");
546 v2swf_setparameter(&v2swf, "flash_version", itoa(flashversion));
547 v2swf_setparameter(&v2swf, "keyframe_interval", itoa(keyframe_interval));
549 v2swf_setparameter(&v2swf, "motioncompensation", "1");
555 int num = ((int)(audio_adjust*video.rate))*video.channels*2;
556 void*buf = malloc(num);
557 video.getsamples(&video, buf, num);
559 } else if(audio_adjust<0) {
560 int num = (int)(-audio_adjust*video.fps);
561 void*buf = malloc(video.width*video.height*4);
564 video.getimage(&video, buf);
571 void*buf = malloc(video.width*video.height*4);
572 for(t=0;t<skip;t++) {
573 video.getimage(&video, buf);
574 video.getsamples(&video, buf, (int)((video.rate/video.fps)*video.channels*2));
576 printf("\rSkipping frame %d", frameno);fflush(stdout);
584 int l=v2swf_read(&v2swf, buffer, 4096);
585 fwrite(buffer, l, 1, fi);
589 printf("\rConverting frame %d", frameno);fflush(stdout);
595 v2swf_backpatch(&v2swf, outputfilename);