Update of /cvsroot/mplayer/main/libac3 In directory usw-pr-cvs1:/tmp/cvs-serv28837 Modified Files: Makefile Added Files: test2.c Log Message: test2 (playback test) added --- NEW FILE --- #include <stdio.h> #include <stdlib.h> #include <fcntl.h> #include <sys/ioctl.h> #include <unistd.h> #include <sys/soundcard.h> #include "libac3/ac3.h" #include "config.h" static FILE* ac3file=NULL; #define IN_BUF_SIZE (2048*32) static unsigned char in_buf[IN_BUF_SIZE]; // AC3 decoder buffer callback: static void ac3_fill_buffer(uint8_t **start,uint8_t **end){ int len=fread(in_buf,1,IN_BUF_SIZE,ac3file); if(len<=0){ *start = *end = NULL; // EOF return; } *start=in_buf; *end=&in_buf[len]; // printf("!!!\n"); } int main(int argc,char* argv[]){ int len; int total=0; float length; int r; int audio_fd; ac3_frame_t* ac3_frame=NULL; ac3file=fopen((argc>1)?argv[1]:"test2.ac3","rb"); if(!ac3file){ printf("file not found\n"); exit(1); } // Dolby AC3 audio: ac3_config.fill_buffer_callback = ac3_fill_buffer; ac3_config.num_output_ch = 2; ac3_config.flags = 0; #ifdef HAVE_MMX ac3_config.flags |= AC3_MMX_ENABLE; #endif #ifdef HAVE_3DNOW ac3_config.flags |= AC3_3DNOW_ENABLE; #endif ac3_init(); ac3_frame = ac3_decode_frame(); if(!ac3_frame){ printf("Can't decode this file...\n");exit(1); } audio_fd=open("/dev/dsp", O_WRONLY); if(audio_fd<0){ printf("Can't open audio device\n");exit(1); } r=AFMT_S16_LE;ioctl (audio_fd, SNDCTL_DSP_SETFMT, &r); r=1;ioctl (audio_fd, SNDCTL_DSP_STEREO, &r); r=ac3_frame->sampling_rate;ioctl (audio_fd, SNDCTL_DSP_SPEED, &r); printf("audio_setup: using %d Hz samplerate (requested: %d)\n",r,ac3_frame->sampling_rate); while(1){ int len2; if(!ac3_frame) ac3_frame = ac3_decode_frame(); if(!ac3_frame) break; // EOF len=256*6*4; // 2048*3 // play it len2=write(audio_fd,ac3_frame->audio_data,len); if(len2<0) break; // ERROR? if(len2<len) printf("???\n"); // shouldn't happen ac3_frame=NULL; } fclose(ac3file); } Index: Makefile =================================================================== RCS file: /cvsroot/mplayer/main/libac3/Makefile,v retrieving revision 1.2 retrieving revision 1.3 diff -C2 -r1.2 -r1.3 *** Makefile 2001/03/02 21:49:16 1.2 --- Makefile 2001/05/13 20:26:18 1.3 *************** *** 13,20 **** .c.o: ! $(CC) -c $(CFLAGS) $(INCLUDE) -o $@ $< $(LIBNAME): .depend $(OBJS) $(AR) r $(LIBNAME) $(OBJS) all: $(LIBNAME) --- 13,23 ---- .c.o: ! $(CC) -c $(CFLAGS) -o $@ $< $(LIBNAME): .depend $(OBJS) $(AR) r $(LIBNAME) $(OBJS) + + test2: $(LIBNAME) test2.c + $(CC) $(CFLAGS) test2.c -o test2 -L. -lac3 all: $(LIBNAME) _______________________________________________ Mplayer-cvslog mailing list Mplayer-cvslog@lists.sourceforge.net http://lists.sourceforge.net/lists/listinfo/mplayer-cvslog