From d29e53481d7741ae3becd997e80ee800ed90c7c5 Mon Sep 17 00:00:00 2001
From: Alibek Omarov <a1ba.omarov@gmail.com>
Date: Wed, 22 Jan 2025 20:01:11 +0300
Subject: [PATCH] engine: client: remove unused S_StreamAviSamples

---
 engine/client/client.h |  1 -
 engine/client/s_main.c | 80 ------------------------------------------
 engine/client/sound.h  |  1 -
 3 files changed, 82 deletions(-)

diff --git a/engine/client/client.h b/engine/client/client.h
index def9e32b..22cedd24 100644
--- a/engine/client/client.h
+++ b/engine/client/client.h
@@ -1120,7 +1120,6 @@ void Con_PageUp( int lines );
 // s_main.c
 //
 typedef int sound_t;
-void S_StreamAviSamples( void *Avi, int entnum, float fvol, float attn, float synctime );
 void S_StartBackgroundTrack( const char *intro, const char *loop, int position, qboolean fullpath );
 void S_StopBackgroundTrack( void );
 void S_StreamSetPause( int pause );
diff --git a/engine/client/s_main.c b/engine/client/s_main.c
index 93a24492..a06f2b8a 100644
--- a/engine/client/s_main.c
+++ b/engine/client/s_main.c
@@ -1207,86 +1207,6 @@ void S_RawSamples( uint samples, uint rate, word width, word channels, const byt
 	S_RawEntSamples( entnum, samples, rate, width, channels, data, snd_vol );
 }
 
-/*
-===================
-S_PositionedRawSamples
-===================
-*/
-void S_StreamAviSamples( void *Avi, int entnum, float fvol, float attn, float synctime )
-{
-	int	bufferSamples;
-	int	fileSamples;
-	byte	raw[MAX_RAW_SAMPLES];
-	float	duration = 0.0f;
-	int	r, fileBytes;
-	rawchan_t	*ch = NULL;
-
-	if( !dma.initialized || s_listener.paused || !CL_IsInGame( ))
-		return;
-
-	if( entnum < 0 || entnum >= GI->max_edicts )
-		return;
-
-	if( !( ch = S_FindRawChannel( entnum, true )))
-		return;
-
-	if( ch->sound_info.rate == 0 )
-	{
-		if( !AVI_GetAudioInfo( Avi, &ch->sound_info ))
-			return; // no audiotrack
-	}
-
-	ch->master_vol = bound( 0, fvol * 255, 255 );
-	ch->dist_mult = (attn / SND_CLIP_DISTANCE);
-
-	// see how many samples should be copied into the raw buffer
-	if( ch->s_rawend < soundtime )
-		ch->s_rawend = soundtime;
-
-	// position is changed, synchronization is lost etc
-	if( fabs( ch->oldtime - synctime ) > s_mixahead.value )
-		ch->sound_info.loopStart = AVI_TimeToSoundPosition( Avi, synctime * 1000 );
-	ch->oldtime = synctime; // keep actual time
-
-	while( ch->s_rawend < soundtime + ch->max_samples )
-	{
-		wavdata_t	*info = &ch->sound_info;
-
-		bufferSamples = ch->max_samples - (ch->s_rawend - soundtime);
-
-		// decide how much data needs to be read from the file
-		fileSamples = bufferSamples * ((float)info->rate / SOUND_DMA_SPEED );
-		if( fileSamples <= 1 ) return; // no more samples need
-
-		// our max buffer size
-		fileBytes = fileSamples * ( info->width * info->channels );
-
-		if( fileBytes > sizeof( raw ))
-		{
-			fileBytes = sizeof( raw );
-			fileSamples = fileBytes / ( info->width * info->channels );
-		}
-
-		// read audio stream
-		r = AVI_GetAudioChunk( Avi, raw, info->loopStart, fileBytes );
-		info->loopStart += r; // advance play position
-
-		if( r < fileBytes )
-		{
-			fileBytes = r;
-			fileSamples = r / ( info->width * info->channels );
-		}
-
-		if( r > 0 )
-		{
-			// add to raw buffer
-			ch->s_rawend = S_RawSamplesStereo( ch->rawsamples, ch->s_rawend, ch->max_samples,
-			fileSamples, info->rate, info->width, info->channels, raw );
-		}
-		else break; // no more samples for this frame
-	}
-}
-
 /*
 ===================
 S_FreeIdleRawChannels
diff --git a/engine/client/sound.h b/engine/client/sound.h
index 51ffe6a0..f66f4123 100644
--- a/engine/client/sound.h
+++ b/engine/client/sound.h
@@ -114,7 +114,6 @@ typedef struct rawchan_s
 	vec3_t                origin;        // only use if fixed_origin is set
 	volatile uint         s_rawend;
 	float                 oldtime;       // catch time jumps
-	wavdata_t             sound_info;    // advance play position
 	size_t                max_samples;   // buffer length
 	portable_samplepair_t rawsamples[]; // variable sized
 } rawchan_t;