diff options
Diffstat (limited to 'src/replay_gain.c')
-rw-r--r-- | src/replay_gain.c | 55 |
1 files changed, 2 insertions, 53 deletions
diff --git a/src/replay_gain.c b/src/replay_gain.c index 482cd4bd3..3537a96ed 100644 --- a/src/replay_gain.c +++ b/src/replay_gain.c @@ -23,8 +23,6 @@ #include "config.h" #include "replay_gain.h" #include "conf.h" -#include "audio_format.h" -#include "pcm_volume.h" #include "idle.h" #include <glib.h> @@ -41,8 +39,8 @@ static const char *const replay_gain_mode_names[] = { enum replay_gain_mode replay_gain_mode = REPLAY_GAIN_OFF; -static float replay_gain_preamp = 1.0; -static float replay_gain_missing_preamp = 1.0; +float replay_gain_preamp = 1.0; +float replay_gain_missing_preamp = 1.0; const char * replay_gain_get_mode_string(void) @@ -130,23 +128,6 @@ void replay_gain_global_init(void) } } -static float calc_replay_gain_scale(float gain, float peak) -{ - float scale; - - if (gain == 0.0) - return (1); - scale = pow(10.0, gain / 20.0); - scale *= replay_gain_preamp; - if (scale > 15.0) - scale = 15.0; - - if (scale * peak > 1.0) { - scale = 1.0 / peak; - } - return (scale); -} - struct replay_gain_info *replay_gain_info_new(void) { struct replay_gain_info *ret = g_new(struct replay_gain_info, 1); @@ -156,9 +137,6 @@ struct replay_gain_info *replay_gain_info_new(void) ret->tuples[i].peak = 0.0; } - /* set to -1 so that we know in replay_gain_apply to compute the scale */ - ret->scale = -1.0; - return ret; } @@ -172,32 +150,3 @@ void replay_gain_info_free(struct replay_gain_info *info) { g_free(info); } - -void -replay_gain_apply(struct replay_gain_info *info, char *buffer, int size, - const struct audio_format *format) -{ - float scale; - - if (replay_gain_mode == REPLAY_GAIN_OFF) - return; - - if (info) { - if (info->scale < 0) { - const struct replay_gain_tuple *tuple = - &info->tuples[replay_gain_mode]; - - g_debug("computing ReplayGain %s scale with gain %f, peak %f\n", - replay_gain_mode_names[replay_gain_mode], - tuple->gain, tuple->peak); - - info->scale = calc_replay_gain_scale(tuple->gain, tuple->peak); - } - scale = info->scale; - } - else { - scale = replay_gain_missing_preamp; - } - - pcm_volume(buffer, size, format, pcm_float_to_volume(scale)); -} |