From 437aa679375c2a9b0c5a55dcc2d169ab29a55178 Mon Sep 17 00:00:00 2001
From: anders <anders@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Thu, 31 Oct 2002 11:06:19 +0000
Subject: Adding commandline options for filters and fixing stupid bug in cfg

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7999 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 libaf/af.c          |  1 +
 libaf/af_channels.c |  5 +++++
 libaf/af_delay.c    |  5 +++++
 libaf/af_format.c   |  5 +++++
 libaf/af_resample.c | 21 +++++++++++++++++++++
 5 files changed, 37 insertions(+)

(limited to 'libaf')

diff --git a/libaf/af.c b/libaf/af.c
index a30e52bfed..ea11afb302 100644
--- a/libaf/af.c
+++ b/libaf/af.c
@@ -63,6 +63,7 @@ af_instance_t* af_create(af_stream_t* s, char* name)
 {
   char* cmdline = name;
   char* delim   = "=";
+
   // Allocate space for the new filter and reset all pointers
   af_instance_t* new=malloc(sizeof(af_instance_t));
   if(!new){
diff --git a/libaf/af_channels.c b/libaf/af_channels.c
index 3e9482deda..2fc9837e37 100644
--- a/libaf/af_channels.c
+++ b/libaf/af_channels.c
@@ -89,6 +89,11 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
     af->mul.n        = af->data->nch;
     af->mul.d	     = ((af_data_t*)arg)->nch;
     return AF_OK;
+  case AF_CONTROL_COMMAND_LINE:{
+    int nch = 0;
+    sscanf((char*)arg,"%i",&nch);
+    return af->control(af,AF_CONTROL_CHANNELS,&nch);
+  }  
   case AF_CONTROL_CHANNELS: 
     // Reinit must be called after this function has been called
     
diff --git a/libaf/af_delay.c b/libaf/af_delay.c
index 6eb3965a36..08c33499a8 100644
--- a/libaf/af_delay.c
+++ b/libaf/af_delay.c
@@ -32,6 +32,11 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
     
     return af->control(af,AF_CONTROL_DELAY_SET_LEN,&((af_delay_t*)af->setup)->tlen);
   }
+  case AF_CONTROL_COMMAND_LINE:{
+    float d = 0;
+    sscanf((char*)arg,"%f",&d);
+    return af->control(af,AF_CONTROL_DELAY_SET_LEN,&d);
+  }  
   case AF_CONTROL_DELAY_SET_LEN:{
     af_delay_t* s  = (af_delay_t*)af->setup;
     void*       bt = s->buf; // Old buffer
diff --git a/libaf/af_format.c b/libaf/af_format.c
index c6047b25ab..d9ca5fd7e7 100644
--- a/libaf/af_format.c
+++ b/libaf/af_format.c
@@ -88,6 +88,11 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
     af->mul.n      = af->data->bps;
     af->mul.d      = ((af_data_t*)arg)->bps;
     return AF_OK;
+  case AF_CONTROL_COMMAND_LINE:{
+    af_data_t d;
+    sscanf((char*)arg,"%i:%i",&(d.format),&(d.bps));
+    return af->control(af,AF_CONTROL_FORMAT,&d);
+  }  
   case AF_CONTROL_FORMAT:
     // Reinit must be called after this function has been called
     
diff --git a/libaf/af_resample.c b/libaf/af_resample.c
index f27e845100..fb5e46c14a 100644
--- a/libaf/af_resample.c
+++ b/libaf/af_resample.c
@@ -69,6 +69,8 @@ typedef struct af_resample_s
   uint32_t	i; 	// Number of new samples to put in x queue
   uint32_t  	dn;     // Down sampling factor
   uint32_t	up;	// Up sampling factor 
+  int		sloppy;	// Enable sloppy resampling to reduce memory usage
+  int		fast;	// Enable linear interpolation instead of filtering
 } af_resample_t;
 
 // Euclids algorithm for calculating Greatest Common Divisor GCD(a,b)
@@ -222,6 +224,19 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
     // Calculate up and down sampling factors
     d=gcd(af->data->rate,n->rate);
 
+    // If sloppy resampling is enabled limit the upsampling factor
+    if(s->sloppy && (af->data->rate/d > 5000)){
+      int up=af->data->rate/2;
+      int dn=n->rate/2;
+      int m=2;
+      while(af->data->rate/(d*m) > 5000){
+	d=gcd(up,dn); 
+	up/=2; dn/=2; m*=2;
+      }
+      d*=m;
+    }
+    printf("\n%i %i %i\n",d,af->data->rate/d,n->rate/d);
+
     // Check if the the design needs to be redone
     if(s->up != af->data->rate/d || s->dn != n->rate/d){
       float* w;
@@ -264,6 +279,12 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
     af->mul.d = s->dn;
     return rv;
   }
+  case AF_CONTROL_COMMAND_LINE:{
+    af_resample_t* s   = (af_resample_t*)af->setup; 
+    int rate=0;
+    sscanf((char*)arg,"%i:%i:%i",&rate,&(s->sloppy), &(s->fast));
+    return af->control(af,AF_CONTROL_RESAMPLE,&rate);
+  }
   case AF_CONTROL_RESAMPLE: 
     // Reinit must be called after this function has been called
     
-- 
cgit v1.2.3