split the incestous intercourse between ao_mpegpes and vo_mpegpes; now the devices can be used separately

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19189 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 138 insertions, 8 deletions

diff --git a/libao2/ao_mpegpes.c b/libao2/ao_mpegpes.c
index ec856a6671..031d96cc27 100644
--- a/libao2/ao_mpegpes.c
+++ b/libao2/ao_mpegpes.c
@@ -1,6 +1,12 @@
 #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 <sys/poll.h>
 
 #include "config.h"
 
@@ -16,6 +22,8 @@
 #include "audio_out_internal.h"
 
 #include "libaf/af_format.h"
+#include "libmpdemux/mpeg_packetizer.h"
+#include "subopt-helper.h"
 
 #include "mp_msg.h"
 #include "help_mp.h"
@@ -29,8 +37,12 @@ audioMixer_t dvb_mixer={255,255};
 audio_mixer_t dvb_mixer={255,255};
 #endif
 #endif
+
+#define true 1
+#define false 0
+
 extern int vo_mpegpes_fd;
-extern int vo_mpegpes_fd2;
+int vo_mpegpes_fd2 = -1;
 
 #include <errno.h>
 
@@ -83,15 +95,131 @@ static int control(int cmd,void *arg){
 static int freq=0;
 static int freq_id=0;
 
-// open & setup audio device
-// return: 1=success 0=fail
-static int init(int rate,int channels,int format,int flags){
+#ifdef HAVE_DVB
+static int init_device(int card)
+{
+	char ao_file[30];
+#ifndef HAVE_DVB_HEAD
+	mp_msg(MSGT_VO,MSGL_INFO, "Opening /dev/ost/audio\n");
+	sprintf(ao_file, "/dev/ost/audio");
+#else
+	mp_msg(MSGT_VO,MSGL_INFO, "Opening /dev/dvb/adapter%d/audio0\n", card);
+	sprintf(ao_file, "/dev/dvb/adapter%d/audio0", card);
+#endif
+	if((vo_mpegpes_fd2 = open(ao_file,O_RDWR|O_NONBLOCK)) < 0)
+	{
+        	perror("DVB AUDIO DEVICE: ");
+        	return -1;
+	}
+	if( (ioctl(vo_mpegpes_fd2,AUDIO_SELECT_SOURCE, AUDIO_SOURCE_MEMORY) < 0))
+	{
+		perror("DVB AUDIO SELECT SOURCE: ");
+		return -1;
+	}
+	if((ioctl(vo_mpegpes_fd2,AUDIO_PLAY) < 0))
+	{
+		perror("DVB AUDIO PLAY: ");
+		return -1;
+	}
+	if((ioctl(vo_mpegpes_fd2,AUDIO_SET_AV_SYNC, true) < 0))
+	{
+		perror("DVB AUDIO SET AV SYNC: ");
+		return -1;
+	}
+	//FIXME: in vo_mpegpes audio was inited as MUTEd
+	if((ioctl(vo_mpegpes_fd2,AUDIO_SET_MUTE, false) < 0))
+	{
+		perror("DVB AUDIO SET MUTE: ");
+		return -1;
+	}
+	return vo_mpegpes_fd2;
+}
+#endif
+
+static int preinit(const char *arg)
+{
+	int card = 1;
+	char *ao_file = NULL;
+
+	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) || (card > 4))
+	{
+		mp_msg(MSGT_VO, MSGL_ERR, "DVB card number must be between 1 and 4\n");
+		return -1;
+	}
+	card--;
 
 #ifdef HAVE_DVB
-    if(vo_mpegpes_fd2<0) return 0; // couldn't open audio dev
+	if(!ao_file)
+		return init_device(card);
+#else	
+	if(!ao_file)
+	{
+		if(vo_mpegpes_fd >= 0)
+		{
+			vo_mpegpes_fd2 = vo_mpegpes_fd;
+			return vo_mpegpes_fd2;	//video fd
+		}
+		else
+			ao_file = "audiograb.mpg";
+	}
+#endif
+
+	vo_mpegpes_fd2=open(ao_file,O_WRONLY|O_CREAT,0666);
+	if(vo_mpegpes_fd2<0)
+	{
+		perror("ao_mpegpes");
+		return -1;
+	}
+	return vo_mpegpes_fd2;
+}
+
+static int my_ao_write(unsigned char* data,int len){
+    int orig_len = len;
+#ifdef HAVE_DVB
+#define NFD   1
+    struct pollfd pfd[NFD];
+
+    pfd[0].fd = vo_mpegpes_fd2;
+    pfd[0].events = POLLOUT;
+
+    while(len>0){
+        if(poll(pfd,NFD,1)){
+            if(pfd[0].revents & POLLOUT){
+                int ret=write(vo_mpegpes_fd2,data,len);
+                if(ret<=0){
+                    perror("write");
+                    usleep(0);
+                } else {
+                    len-=ret;
+                    data+=ret;
+                }
+            } else usleep(1000);
+        }
+    }
+
 #else
-    if(vo_mpegpes_fd<0) return 0; // no file
+    if(vo_mpegpes_fd2<0) return 0; // no file
+    write(vo_mpegpes_fd2,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;
@@ -161,6 +289,8 @@ extern int vo_pts;
 static int get_space(void){
     float x=(float)(vo_pts-ao_data.pts)/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.pts/90000.0);
     if(x<=0) return 0;
     y=freq*4*x;y/=ao_data.outburst;y*=ao_data.outburst;
@@ -175,7 +305,7 @@ static int get_space(void){
 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_pes_packet(data,len,0x1C0,ao_data.pts);
+	send_mpeg_pes_packet (data, len, 0x1C0, ao_data.pts, 1, my_ao_write);
     else {
 	int i;
 	unsigned short *s=data;
@@ -183,7 +313,7 @@ static int play(void* data,int len,int flags){
 //	printf("ao_mpegpes: len=%d  \n",len);
 	if(ao_data.format==AF_FORMAT_S16_LE || ao_data.format==AF_FORMAT_AC3)
 	    for(i=0;i<len/2;i++) s[i]=(s[i]>>8)|(s[i]<<8); // le<->be
-	send_lpcm_packet(data,len,0xA0,ao_data.pts,freq_id);
+	send_mpeg_lpcm_packet(data, len, 0xA0, ao_data.pts, freq_id, my_ao_write);
     }
     return len;
 }