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New slave command: tv_step_freq <offset in MHz> 

Command sets the TV frequency relative to current value


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22685 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
voroshil 2007-03-17 11:51:17 +00:00
parent 1ea573c3bd
commit 94674443a3
6 changed files with 27 additions and 0 deletions
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3
DOCS/tech/slave.txt
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@ -330,6 +330,9 @@ tv_last_channel
tv_set_freq <frequency in MHz>
Set the TV tuner frequency.
tv_step_freq <frequency offset in MHz>
Set the TV tuner frequency relative to current value.
tv_set_norm <norm>
Set the TV tuner norm (PAL, SECAM, NTSC, ...).

6
command.c
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@ -1941,6 +1941,12 @@ int run_command(MPContext * mpctx, mp_cmd_t * cmd)
cmd->args[0].v.f * 16.0);
break;
case MP_CMD_TV_STEP_FREQ:
if (mpctx->file_format == DEMUXER_TYPE_TV)
tv_step_freq((tvi_handle_t *) (mpctx->demuxer->priv),
cmd->args[0].v.f * 16.0);
break;
case MP_CMD_TV_SET_NORM:
if (mpctx->file_format == DEMUXER_TYPE_TV)
tv_set_norm((tvi_handle_t *) (mpctx->demuxer->priv),

1
input/input.c
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@ -112,6 +112,7 @@ static mp_cmd_t mp_cmds[] = {
{ MP_CMD_TV_SET_CHANNEL, "tv_set_channel", 1, { { MP_CMD_ARG_STRING, {0}}, {-1,{0}} }},
{ MP_CMD_TV_LAST_CHANNEL, "tv_last_channel", 0, { {-1,{0}} } },
{ MP_CMD_TV_SET_FREQ, "tv_set_freq", 1, { {MP_CMD_ARG_FLOAT,{0}}, {-1,{0}} } },
{ MP_CMD_TV_STEP_FREQ, "tv_step_freq", 1, { {MP_CMD_ARG_FLOAT,{0}}, {-1,{0}} } },
{ MP_CMD_TV_SET_NORM, "tv_set_norm", 1, { {MP_CMD_ARG_STRING,{0}}, {-1,{0}} } },
{ MP_CMD_TV_SET_BRIGHTNESS, "tv_set_brightness", 1, { { MP_CMD_ARG_INT ,{0}}, { MP_CMD_ARG_INT,{1} }, {-1,{0}} }},
{ MP_CMD_TV_SET_CONTRAST, "tv_set_contrast", 1, { { MP_CMD_ARG_INT ,{0}}, { MP_CMD_ARG_INT,{1} }, {-1,{0}} }},

1
input/input.h
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@ -92,6 +92,7 @@
#define MP_CMD_SET_MOUSE_POS 90
#define MP_CMD_STEP_PROPERTY 91
#define MP_CMD_RADIO_STEP_FREQ 92
#define MP_CMD_TV_STEP_FREQ 93
#define MP_CMD_GUI_EVENTS 5000
#define MP_CMD_GUI_LOADFILE 5001

15
stream/tv.c
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@ -781,6 +781,21 @@ int tv_set_freq(tvi_handle_t *tvh, unsigned long freq)
return(1);
}
/*****************************************************************
* \brief tune current frequency by step_interval value
* \parameter step_interval increment value in 1/16 MHz
* \note frequency is rounded to 1/16 MHz value
* \return 1
*
*/
int tv_step_freq(tvi_handle_t* tvh, float step_interval){
unsigned long frequency;
tv_get_freq(tvh,&frequency);
frequency+=step_interval;
return tv_set_freq(tvh,frequency);
}
int tv_step_channel_real(tvi_handle_t *tvh, int direction)
{
struct CHANLIST cl;

1
stream/tv.h
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@ -184,6 +184,7 @@ int tv_step_chanlist(tvi_handle_t *tvh);
int tv_set_freq(tvi_handle_t *tvh, unsigned long freq);
int tv_get_freq(tvi_handle_t *tvh, unsigned long *freq);
int tv_step_freq(tvi_handle_t *tvh, float step_interval);
int tv_set_norm(tvi_handle_t *tvh, char* norm);