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Diffstat (limited to 'libao2/ao_mpegpes.c')
-rw-r--r--libao2/ao_mpegpes.c336
1 files changed, 0 insertions, 336 deletions
diff --git a/libao2/ao_mpegpes.c b/libao2/ao_mpegpes.c
deleted file mode 100644
index fe3f20fc85..0000000000
--- a/libao2/ao_mpegpes.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * MPEG-PES audio output driver
- *
- * This file is part of MPlayer.
- *
- * MPlayer 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.
- *
- * MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <inttypes.h>
-#include <errno.h>
-
-#include "config.h"
-
-#include "audio_out.h"
-#include "audio_out_internal.h"
-
-#include "libaf/af_format.h"
-#include "libmpdemux/mpeg_packetizer.h"
-#include "subopt-helper.h"
-
-#include "mp_msg.h"
-
-#ifdef CONFIG_DVB
-#include <poll.h>
-#include <sys/ioctl.h>
-#include <linux/dvb/audio.h>
-audio_mixer_t dvb_mixer={255,255};
-#endif
-
-#define true 1
-#define false 0
-
-extern int vo_mpegpes_fd;
-int ao_mpegpes_fd = -1;
-
-#include <errno.h>
-
-static const ao_info_t info =
-{
-#ifdef CONFIG_DVB
- "DVB audio output",
-#else
- "MPEG-PES audio output",
-#endif
- "mpegpes",
- "A'rpi",
- ""
-};
-
-LIBAO_EXTERN(mpegpes)
-
-
-// to set/get/query special features/parameters
-static int control(int cmd,void *arg){
-#ifdef CONFIG_DVB
- switch(cmd){
- case AOCONTROL_GET_VOLUME:
- if(ao_mpegpes_fd >= 0){
- ((ao_control_vol_t*)(arg))->left=dvb_mixer.volume_left/2.56;
- ((ao_control_vol_t*)(arg))->right=dvb_mixer.volume_right/2.56;
- return CONTROL_OK;
- }
- return CONTROL_ERROR;
- case AOCONTROL_SET_VOLUME:
- if(ao_mpegpes_fd >= 0){
- dvb_mixer.volume_left=((ao_control_vol_t*)(arg))->left*2.56;
- dvb_mixer.volume_right=((ao_control_vol_t*)(arg))->right*2.56;
- if(dvb_mixer.volume_left>255) dvb_mixer.volume_left=255;
- if(dvb_mixer.volume_right>255) dvb_mixer.volume_right=255;
- // printf("Setting DVB volume: %d ; %d \n",dvb_mixer.volume_left,dvb_mixer.volume_right);
- if ( (ioctl(vo_mpegpes_fd,AUDIO_SET_MIXER, &dvb_mixer) < 0)){
- mp_tmsg(MSGT_AO, MSGL_ERR, "[AO MPEGPES] DVB audio set mixer failed: %s.\n",
- strerror(errno));
- return CONTROL_ERROR;
- }
- return CONTROL_OK;
- }
- return CONTROL_ERROR;
- }
-#endif
- return CONTROL_UNKNOWN;
-}
-
-static int freq=0;
-static int freq_id=0;
-
-#ifdef CONFIG_DVB
-static int init_device(int card)
-{
- char ao_file[30];
- sprintf(ao_file, "/dev/dvb/adapter%d/audio0", card);
- mp_msg(MSGT_VO,MSGL_INFO, "Opening %s\n", ao_file);
- if((ao_mpegpes_fd = open(ao_file,O_RDWR|O_NONBLOCK)) < 0)
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB AUDIO DEVICE: %s\n", strerror(errno));
- return -1;
- }
- if( (ioctl(ao_mpegpes_fd, AUDIO_SELECT_SOURCE, AUDIO_SOURCE_MEMORY) < 0))
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB AUDIO SELECT SOURCE: %s\n", strerror(errno));
- goto fail;
- }
- if((ioctl(ao_mpegpes_fd, AUDIO_PLAY) < 0))
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB AUDIO PLAY: %s\n", strerror(errno));
- goto fail;
- }
- if((ioctl(ao_mpegpes_fd, AUDIO_SET_AV_SYNC, true) < 0))
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB AUDIO SET AV SYNC: %s\n", strerror(errno));
- goto fail;
- }
- //FIXME: in vo_mpegpes audio was initialized as MUTEd
- if((ioctl(ao_mpegpes_fd, AUDIO_SET_MUTE, false) < 0))
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB AUDIO SET MUTE: %s\n", strerror(errno));
- goto fail;
- }
- return ao_mpegpes_fd;
-fail:
- close(ao_mpegpes_fd);
- ao_mpegpes_fd = -1;
- return -1;
-}
-#endif
-
-static int preinit(const char *arg)
-{
- int card = -1;
- char *ao_file = NULL;
-
- const opt_t subopts[] = {
- {"card", OPT_ARG_INT, &card, NULL},
- {"file", OPT_ARG_MSTRZ, &ao_file, NULL},
- {NULL}
- };
-
- if(subopt_parse(ao_subdevice, subopts) != 0)
- {
- mp_msg(MSGT_VO, MSGL_ERR, "AO_MPEGPES, Unrecognized options\n");
- return -1;
- }
- if(card==-1)
- {
- //search the first usable card
- int n;
- char file[30];
- for(n=0; n<4; n++)
- {
- sprintf(file, "/dev/dvb/adapter%d/audio0", n);
- if(access(file, F_OK | W_OK)==0)
- {
- card = n+1;
- break;
- }
- }
- }
- if((card < 1) || (card > 4))
- {
- mp_msg(MSGT_VO, MSGL_ERR, "DVB card number must be between 1 and 4\n");
- return -1;
- }
- card--;
-
-#ifdef CONFIG_DVB
- if(!ao_file)
- return init_device(card);
-#else
- if(!ao_file)
- return vo_mpegpes_fd; //video fd
-#endif
-
- ao_mpegpes_fd = open(ao_file, O_WRONLY | O_CREAT, 0666);
- if(ao_mpegpes_fd < 0)
- {
- mp_msg(MSGT_VO, MSGL_ERR, "ao_mpegpes: %s\n", strerror(errno));
- return -1;
- }
- return ao_mpegpes_fd;
-}
-
-static int my_ao_write(const unsigned char* data,int len){
- int orig_len = len;
-#ifdef CONFIG_DVB
-#define NFD 1
- struct pollfd pfd[NFD];
-
- pfd[0].fd = ao_mpegpes_fd;
- pfd[0].events = POLLOUT;
-
- while(len>0){
- if(poll(pfd,NFD,1)){
- if(pfd[0].revents & POLLOUT){
- int ret = write(ao_mpegpes_fd, data, len);
- if(ret<=0){
- mp_msg(MSGT_VO, MSGL_ERR, "ao_mpegpes write: %s\n", strerror(errno));
- usleep(0);
- } else {
- len-=ret;
- data+=ret;
- }
- } else usleep(1000);
- }
- }
-
-#else
- if(ao_mpegpes_fd < 0) return 0; // no file
- write(ao_mpegpes_fd, data, len); // write to file
-#endif
- return orig_len;
-}
-
-
-// open & setup audio device
-// return: 1=success 0=fail
-static int init(int rate,int channels,int format,int flags){
- if(preinit(NULL)<0) return 0;
-
- ao_data.channels=2;
- ao_data.outburst=2000;
- switch(format){
- case AF_FORMAT_S16_BE:
- case AF_FORMAT_MPEG2:
- case AF_FORMAT_AC3_BE:
- ao_data.format=format;
- break;
- case AF_FORMAT_AC3_LE:
- ao_data.format=AF_FORMAT_AC3_BE;
- break;
- default:
- ao_data.format=AF_FORMAT_S16_BE;
- }
-
- switch(rate){
- case 48000: freq_id=0;break;
- case 96000: freq_id=1;break;
- case 44100: freq_id=2;break;
- case 32000: freq_id=3;break;
- default:
- mp_tmsg(MSGT_AO, MSGL_ERR, "[AO MPEGPES] %d Hz not supported, try to resample.\n", rate);
-#if 0
- if(rate>48000) rate=96000; else
- if(rate>44100) rate=48000; else
- if(rate>32000) rate=44100; else
- rate=32000;
- goto retry;
-#else
- rate=48000; freq_id=0;
-#endif
- }
-
- ao_data.bps=rate*2*2;
- freq=ao_data.samplerate=rate;
-
- return 1;
-}
-
-// close audio device
-static void uninit(int immed){
- if (ao_mpegpes_fd >= 0)
- close(ao_mpegpes_fd);
- ao_mpegpes_fd = -1;
-}
-
-// stop playing and empty buffers (for seeking/pause)
-static void reset(void){
-
-}
-
-// stop playing, keep buffers (for pause)
-static void audio_pause(void)
-{
- // for now, just call reset();
- reset();
-}
-
-// resume playing, after audio_pause()
-static void audio_resume(void)
-{
-}
-
-extern int vo_pts;
-
-// return: how many bytes can be played without blocking
-static int get_space(void){
- float x=(float)(vo_pts-ao_data.brokenpts)/90000.0;
- int y;
- //FIXME: is it correct?
- if(vo_mpegpes_fd < 0) return 32000; //not using -vo mpegpes
-// printf("vo_pts: %5.3f ao_pts: %5.3f\n",vo_pts/90000.0,ao_data.brokenpts/90000.0);
- if(x<=0) return 0;
- y=freq*4*x;y/=ao_data.outburst;y*=ao_data.outburst;
- if(y>32000) y=32000;
-// printf("diff: %5.3f -> %d \n",x,y);
- return y;
-}
-
-// plays 'len' bytes of 'data'
-// it should round it down to outburst*n
-// return: number of bytes played
-static int play(void* data,int len,int flags){
-// printf("\nao_mpegpes: play(%d) freq=%d\n",len,freq_id);
- if(ao_data.format==AF_FORMAT_MPEG2)
- send_mpeg_pes_packet (data, len, 0x1C0, ao_data.brokenpts, 1, my_ao_write);
- else {
-// if(len>2000) len=2000;
-// printf("ao_mpegpes: len=%d \n",len);
- send_mpeg_lpcm_packet(data, len, 0xA0, ao_data.brokenpts, freq_id, my_ao_write);
- }
- return len;
-}
-
-// return: delay in seconds between first and last sample in buffer
-static float get_delay(void){
-
- return 0.0;
-}
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