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aid for blind recorders: longer beep when starting a recording, short beep when resuming it (you may disable the voice UI to get rid of it)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5502 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2004-12-21 23:49:43 +00:00
parent bfba2d2028
commit 3bf321ff1c
3 changed files with 32 additions and 7 deletions
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8
apps/recorder/recording.c
View file

@ -322,6 +322,10 @@ bool recording_screen(void)
/* Only act if the mpeg is stopped */ /* Only act if the mpeg is stopped */
if(!(mpeg_status() & MPEG_STATUS_RECORD)) if(!(mpeg_status() & MPEG_STATUS_RECORD))
{ {
if (global_settings.talk_menu)
{ /* no voice possible here, but a beep */
mpeg_beep(0,HZ/4); /* longer beep on start */
}
have_recorded = true; have_recorded = true;
talk_buffer_steal(); /* we use the mp3 buffer */ talk_buffer_steal(); /* we use the mp3 buffer */
mpeg_record(rec_create_filename(path_buffer)); mpeg_record(rec_create_filename(path_buffer));
@ -332,6 +336,10 @@ bool recording_screen(void)
{ {
if(mpeg_status() & MPEG_STATUS_PAUSE) if(mpeg_status() & MPEG_STATUS_PAUSE)
{ {
if (global_settings.talk_menu)
{ /* no voice possible here, but a beep */
mpeg_beep(0,HZ/8); /* short beep on resume */
}
mpeg_resume_recording(); mpeg_resume_recording();
} }
else else

1
firmware/export/mpeg.h
View file

@ -99,6 +99,7 @@ unsigned int mpeg_error(void);
void mpeg_error_clear(void); void mpeg_error_clear(void);
int mpeg_get_file_pos(void); int mpeg_get_file_pos(void);
unsigned long mpeg_get_last_header(void); unsigned long mpeg_get_last_header(void);
void mpeg_beep(int freq, int duration);
/* in order to keep the recording here, I have to expose this */ /* in order to keep the recording here, I have to expose this */
void rec_tick(void); void rec_tick(void);

30
firmware/mpeg.c
View file

@ -53,6 +53,7 @@ static void stop_recording(void);
static int get_unsaved_space(void); static int get_unsaved_space(void);
static void pause_recording(void); static void pause_recording(void);
static void resume_recording(void); static void resume_recording(void);
static int shadow_codec_reg0;
#endif /* #if CONFIG_HWCODEC == MAS3587F */ #endif /* #if CONFIG_HWCODEC == MAS3587F */
#ifndef SIMULATOR #ifndef SIMULATOR
@ -2090,7 +2091,8 @@ static void init_recording(void)
} }
/* Enable A/D Converters */ /* Enable A/D Converters */
mas_codec_writereg(0x0, 0xcccd); shadow_codec_reg0 = 0xcccd;
mas_codec_writereg(0x0, shadow_codec_reg0);
/* Copy left channel to right (mono mode) */ /* Copy left channel to right (mono mode) */
mas_codec_writereg(8, 0x8000); mas_codec_writereg(8, 0x8000);
@ -2366,12 +2368,26 @@ void mpeg_set_recording_options(int frequency, int quality,
void mpeg_set_recording_gain(int left, int right, bool use_mic) void mpeg_set_recording_gain(int left, int right, bool use_mic)
{ {
/* Enable both left and right A/D */ /* Enable both left and right A/D */
mas_codec_writereg(0x0, shadow_codec_reg0 = (left << 12) |
(left << 12) | (right << 8) |
(right << 8) | (left << 4) |
(left << 4) | (use_mic?0x0008:0) | /* Connect left A/D to mic */
(use_mic?0x0008:0) | /* Connect left A/D to mic */ 0x0007;
0x0007); mas_codec_writereg(0x0, shadow_codec_reg0);
}
/* try to make some kind of beep, also in recording mode */
void mpeg_beep(int freq, int duration)
{
(void)freq; /* not used yet */
long starttick = current_tick;
do
{
mas_codec_writereg(0, 0); /* some little-understood sequence, */
mas_codec_writereg(0, 1); /* there may be better ways */
}
while (current_tick - starttick < duration);
mas_codec_writereg(0, shadow_codec_reg0); /* restore it */
} }
void mpeg_new_file(const char *filename) void mpeg_new_file(const char *filename)