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Improvements to the pitch screen UI (FS#10359 by David Johnston)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21781 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Alexander Levin 2009-07-11 16:46:19 +00:00
parent 17ac0d7ff9
commit cc7c665d9b
14 changed files with 701 additions and 192 deletions
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18
apps/dsp.c
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@ -162,7 +162,7 @@ struct dsp_config
int sample_depth;
int sample_bytes;
int stereo_mode;
int tdspeed_percent; /* Speed % */
int32_t tdspeed_percent; /* Speed% * PITCH_SPEED_PRECISION */
bool tdspeed_active; /* Timestretch is in use */
int frac_bits;
#ifdef HAVE_SW_TONE_CONTROLS
@ -205,7 +205,7 @@ static int treble; /* A/V */
#endif
/* Settings applicable to audio codec only */
static int pitch_ratio = 1000;
static int32_t pitch_ratio = PITCH_SPEED_100;
static int channels_mode;
long dsp_sw_gain;
long dsp_sw_cross;
@ -254,14 +254,14 @@ static inline int32_t clip_sample_16(int32_t sample)
return sample;
}
int sound_get_pitch(void)
int32_t sound_get_pitch(void)
{
return pitch_ratio;
}
void sound_set_pitch(int permille)
void sound_set_pitch(int32_t percent)
{
pitch_ratio = permille;
pitch_ratio = percent;
dsp_configure(&AUDIO_DSP, DSP_SWITCH_FREQUENCY,
AUDIO_DSP.codec_frequency);
}
@ -277,7 +277,7 @@ static void tdspeed_setup(struct dsp_config *dspc)
if(!dsp_timestretch_available())
return; /* Timestretch not enabled or buffer not allocated */
if (dspc->tdspeed_percent == 0)
dspc->tdspeed_percent = 100;
dspc->tdspeed_percent = PITCH_SPEED_100;
if (!tdspeed_config(
dspc->codec_frequency == 0 ? NATIVE_FREQUENCY : dspc->codec_frequency,
dspc->stereo_mode != STEREO_MONO,
@ -312,13 +312,13 @@ void dsp_timestretch_enable(bool enabled)
}
}
void dsp_set_timestretch(int percent)
void dsp_set_timestretch(int32_t percent)
{
AUDIO_DSP.tdspeed_percent = percent;
tdspeed_setup(&AUDIO_DSP);
}
int dsp_get_timestretch()
int32_t dsp_get_timestretch()
{
return AUDIO_DSP.tdspeed_percent;
}
@ -1347,7 +1347,7 @@ intptr_t dsp_configure(struct dsp_config *dsp, int setting, intptr_t value)
not need this feature.
*/
if (dsp == &AUDIO_DSP)
dsp->frequency = pitch_ratio * dsp->codec_frequency / 1000;
dsp->frequency = pitch_ratio * dsp->codec_frequency / PITCH_SPEED_100;
else
dsp->frequency = dsp->codec_frequency;