/*****************************************************************************
* fixed32.c : fixed-point software volume
*****************************************************************************
- * Copyright (C) 2011 Rémi Denis-Courmnot
+ * Copyright (C) 2011 Rémi Denis-Courmont
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
set_callbacks (Activate, NULL)
vlc_module_end ()
-static void FilterFI32 (aout_mixer_t *, block_t *, float);
-static void FilterS16N (aout_mixer_t *, block_t *, float);
+static void FilterFI32 (audio_mixer_t *, block_t *, float);
+static void FilterS16N (audio_mixer_t *, block_t *, float);
static int Activate (vlc_object_t *obj)
{
- aout_mixer_t *mixer = (aout_mixer_t *)obj;
+ audio_mixer_t *mixer = (audio_mixer_t *)obj;
- switch (mixer->fmt.i_format)
+ switch (mixer->format)
{
case VLC_CODEC_FI32:
mixer->mix = FilterFI32;
return 0;
}
-static void FilterFI32 (aout_mixer_t *mixer, block_t *block, float volume)
+static void FilterFI32 (audio_mixer_t *mixer, block_t *block, float volume)
{
- const int64_t mult = volume * mixer->input->multiplier * FIXED32_ONE;
+ const int64_t mult = volume * FIXED32_ONE;
if (mult == FIXED32_ONE)
return;
for (size_t n = block->i_buffer / sizeof (*p); n > 0; n--)
{
- *p = (*p * mult) >> 33; // FIXED32_FRACBITS;
+ *p = (*p * mult) >> FIXED32_FRACBITS;
p++;
}
+
+ (void) mixer;
}
-static void FilterS16N (aout_mixer_t *mixer, block_t *block, float volume)
+static void FilterS16N (audio_mixer_t *mixer, block_t *block, float volume)
{
- const int32_t mult = volume * mixer->input->multiplier * 0x10000;
+ const int32_t mult = volume * 0x10000;
if (mult == 0x10000)
return;
*p = (*p * mult) >> 16;
p++;
}
+
+ (void) mixer;
}