diff options
Diffstat (limited to 'tvtime-1.0.2-alsamixer-r1.patch')
-rw-r--r-- | tvtime-1.0.2-alsamixer-r1.patch | 1165 |
1 files changed, 1165 insertions, 0 deletions
diff --git a/tvtime-1.0.2-alsamixer-r1.patch b/tvtime-1.0.2-alsamixer-r1.patch new file mode 100644 index 000000000000..ab248b411cdd --- /dev/null +++ b/tvtime-1.0.2-alsamixer-r1.patch @@ -0,0 +1,1165 @@ +Enable Alsamixer controls, bug 323797 +Patch from Fedora, via Ubuntu, rebased to our upstream + +diff -Naur tvtime-111b28cca42d.orig/configure.ac tvtime-111b28cca42d/configure.ac +--- tvtime-111b28cca42d.orig/configure.ac 2011-08-14 11:52:43.404917552 +0200 ++++ tvtime-111b28cca42d/configure.ac 2011-08-14 12:16:49.241866116 +0200 +@@ -73,30 +73,38 @@ + dnl libxml2 + dnl --------------------------------------------- + dnl Test for libxml2 +- + AC_PATH_PROG(LIBXML2_CONFIG,xml2-config,no) + if test "$LIBXML2_CONFIG" = "no" ; then + AC_MSG_ERROR(libxml2 needed and xml2-config not found) + else + XML2_LIBS="`$LIBXML2_CONFIG --libs`" + XML2_FLAG="`$LIBXML2_CONFIG --cflags`" +- AC_DEFINE(HAVE_LIBXML2,,[LIBXML2 support]) ++ AC_DEFINE(HAVE_LIBXML2,,[LIBXML2 support]) + fi + AC_SUBST(XML2_LIBS) + AC_SUBST(XML2_FLAG) + ++dnl --------------------------------------------- ++dnl libasound2 ++dnl --------------------------------------------- ++dnl Test for ALSA ++AM_PATH_ALSA(1.0.9, ++ [ AC_DEFINE(HAVE_ALSA,1,[Define this if you have Alsa (libasound) installed]) ], ++ AC_MSG_RESULT(libasound needed and not found)) ++AM_CONDITIONAL(HAVE_ALSA, test x"$no_alsa" != "yes") ++ + + dnl --------------------------------------------- + dnl asound + dnl --------------------------------------------- + dnl Test for libasound +-AC_CHECK_LIB(asound, snd_pcm_open, +- [ AC_CHECK_HEADER(alsa/asoundlib.h, +- have_asound=yes +- ASOUND_LIBS="-lasound",)], AC_MSG_ERROR(asound needed)) +- +-AM_CONDITIONAL(HAVE_ASOUND, [test x"$have_asound" = "xyes"]) +-AC_SUBST(ASOUND_LIBS) ++dnl AC_CHECK_LIB(asound, snd_pcm_open, ++dnl [ AC_CHECK_HEADER(alsa/asoundlib.h, ++dnl have_asound=yes ++dnl ASOUND_LIBS="-lasound",)], AC_MSG_ERROR(asound needed)) ++dnl ++dnl AM_CONDITIONAL(HAVE_ASOUND, [test x"$have_asound" = "xyes"]) ++dnl AC_SUBST(ASOUND_LIBS) + + dnl --------------------------------------------- + dnl check for gtk+-2.0 +diff -Naur tvtime-111b28cca42d.orig/docs/html/default.tvtime.xml tvtime-111b28cca42d/docs/html/default.tvtime.xml +--- tvtime-111b28cca42d.orig/docs/html/default.tvtime.xml 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/docs/html/default.tvtime.xml 2011-08-14 12:07:46.561885421 +0200 +@@ -116,13 +116,15 @@ + <option name="VBIDevice" value="/dev/vbi0"/> + + <!-- +- This sets the mixer device and channel to use. The format is device +- name:channel name. Valid channels are: ++ This sets the mixer device and channel to use. The format for OSS ++ is device name:channel name. Valid OSS channels are: + vol, bass, treble, synth, pcm, speaker, line, mic, cd, mix, pcm2, + rec, igain, ogain, line1, line2, line3, dig1, dig2, dig3, phin, + phout, video, radio, monitor ++ The format for ALSA mixer is device/channel (e.g., "default/Line" ++ or "hw:0/CD") + --> +- <option name="MixerDevice" value="/dev/mixer:line"/> ++ <option name="MixerDevice" value="default/Line"/> + + <!-- + This option enables 16:9 aspect ratio mode by default on startup. +diff -Naur tvtime-111b28cca42d.orig/docs/man/en/tvtime.xml.5 tvtime-111b28cca42d/docs/man/en/tvtime.xml.5 +--- tvtime-111b28cca42d.orig/docs/man/en/tvtime.xml.5 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/docs/man/en/tvtime.xml.5 2011-08-14 12:07:46.562885421 +0200 +@@ -234,7 +234,10 @@ + .TP + <option name="MixerDevice" value="/dev/mixer:line"/> + This sets the mixer device and channel to use. The format is device +-name:channel name. Valid channels are: ++name:channel name for OSS mixer (e.g., "/dev/mixer:Line") or device/channel ++for ALSA (e.g., "hw:0/CD"). ++ ++Valid OSS channels are: + + .nh + .IR vol ", " bass ", " treble ", " synth ", " pcm ", " speaker ", " +diff -Naur tvtime-111b28cca42d.orig/src/commands.c tvtime-111b28cca42d/src/commands.c +--- tvtime-111b28cca42d.orig/src/commands.c 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/src/commands.c 2011-08-14 12:07:46.555885420 +0200 +@@ -3012,10 +3012,10 @@ + break; + + case TVTIME_MIXER_TOGGLE_MUTE: +- mixer_mute( !mixer_ismute() ); ++ mixer->mute( !mixer->ismute() ); + + if( cmd->osd ) { +- tvtime_osd_show_data_bar( cmd->osd, _("Volume"), (mixer_get_volume()) & 0xff ); ++ tvtime_osd_show_data_bar( cmd->osd, _("Volume"), (mixer->get_volume()) & 0xff ); + } + break; + +@@ -3029,9 +3029,9 @@ + /* Check to see if an argument was passed, if so, use it. */ + if (atoi(arg) > 0) { + int perc = atoi(arg); +- volume = mixer_set_volume( ( (tvtime_cmd == TVTIME_MIXER_UP) ? perc : -perc ) ); ++ volume = mixer->set_volume( ( (tvtime_cmd == TVTIME_MIXER_UP) ? perc : -perc ) ); + } else { +- volume = mixer_set_volume( ( (tvtime_cmd == TVTIME_MIXER_UP) ? 1 : -1 ) ); ++ volume = mixer->set_volume( ( (tvtime_cmd == TVTIME_MIXER_UP) ? 1 : -1 ) ); + } + + if( cmd->osd ) { +diff -Naur tvtime-111b28cca42d.orig/src/Makefile.am tvtime-111b28cca42d/src/Makefile.am +--- tvtime-111b28cca42d.orig/src/Makefile.am 2011-08-14 11:56:09.243910228 +0200 ++++ tvtime-111b28cca42d/src/Makefile.am 2011-08-14 12:14:09.128871820 +0200 +@@ -26,6 +26,11 @@ + -DCONFDIR="\"$(pkgsysconfdir)\"" -DFIFODIR="\"$(tmpdir)\"" \ + -D_LARGEFILE64_SOURCE -DLOCALEDIR="\"$(localedir)\"" + ++if HAVE_ALSA ++ALSA_SRCS = mixer-alsa.c ++else ++ALSA_SRCS = ++endif + COMMON_SRCS = mixer.c videoinput.c rtctimer.c leetft.c osdtools.c tvtimeconf.c \ + pngoutput.c tvtimeosd.c input.c cpu_accel.c speedy.c pnginput.c \ + deinterlace.c videotools.c attributes.h deinterlace.h leetft.h \ +@@ -37,7 +42,8 @@ + utils.h utils.c pulldown.h pulldown.c hashtable.h hashtable.c \ + cpuinfo.h cpuinfo.c videodev2.h menu.c menu.h \ + outputfilter.h outputfilter.c xmltv.h xmltv.c gettext.h tvtimeglyphs.h \ +- copyfunctions.h copyfunctions.c alsa_stream.c audiolib.h audiolib.c ++ copyfunctions.h copyfunctions.c alsa_stream.c audiolib.h audiolib.c \ ++ mixer-oss.c $(ALSA_SRCS) + + if ARCH_X86 + DSCALER_SRCS = $(top_srcdir)/plugins/dscalerapi.h \ +@@ -72,9 +78,9 @@ + tvtime_SOURCES = $(COMMON_SRCS) $(OUTPUT_SRCS) $(PLUGIN_SRCS) tvtime.c + tvtime_CFLAGS = $(TTF_CFLAGS) $(PNG_CFLAGS) $(OPT_CFLAGS) \ + $(PLUGIN_CFLAGS) $(X11_CFLAGS) $(XML2_FLAG) \ +- $(FONT_CFLAGS) $(AM_CFLAGS) ++ $(FONT_CFLAGS) $(AM_CFLAGS) $(ALSA_CFLAGS) + tvtime_LDADD = $(TTF_LIBS) $(ZLIB_LIBS) $(PNG_LIBS) \ +- $(X11_LIBS) $(XML2_LIBS) $(ASOUND_LIBS) -lm -lsupc++ -lpthread -lasound ++ $(X11_LIBS) $(XML2_LIBS) $(ALSA_LIBS) -lm -lsupc++ -lpthread -lasound + + tvtime_command_SOURCES = utils.h utils.c tvtimeconf.h tvtimeconf.c \ + tvtime-command.c +@@ -87,6 +93,6 @@ + tvtime_scanner_SOURCES = utils.h utils.c videoinput.h videoinput.c \ + tvtimeconf.h tvtimeconf.c station.h station.c tvtime-scanner.c \ + mixer.h mixer.c +-tvtime_scanner_CFLAGS = $(OPT_CFLAGS) $(XML2_FLAG) $(AM_CFLAGS) +-tvtime_scanner_LDADD = $(ZLIB_LIBS) $(XML2_LIBS) ++tvtime_scanner_CFLAGS = $(OPT_CFLAGS) $(XML2_FLAG) $(ALSA_CFLAGS) $(AM_CFLAGS) ++tvtime_scanner_LDADD = $(ZLIB_LIBS) $(XML2_LIBS) $(ALSA_LIBS) + +diff -Naur tvtime-111b28cca42d.orig/src/mixer-alsa.c tvtime-111b28cca42d/src/mixer-alsa.c +--- tvtime-111b28cca42d.orig/src/mixer-alsa.c 1970-01-01 01:00:00.000000000 +0100 ++++ tvtime-111b28cca42d/src/mixer-alsa.c 2011-08-14 12:07:46.556885421 +0200 +@@ -0,0 +1,240 @@ ++/** ++ * Copyright (C) 2006 Philipp Hahn <pmhahn@users.sourceforge.net> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2, or (at your option) ++ * any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software Foundation, ++ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ++ */ ++ ++#include <stdio.h> ++#include <sys/types.h> ++#include <string.h> ++#include <math.h> ++#include <alsa/asoundlib.h> ++#include "utils.h" ++#include "mixer.h" ++ ++static const char alsa_core_devnames[] = "default"; ++static char *card, *channel; ++static int muted = 0; ++static int mutecount = 0; ++static snd_mixer_t *handle = NULL; ++static snd_mixer_elem_t *elem = NULL; ++ ++static long alsa_min, alsa_max, alsa_vol; ++ ++static void alsa_open_mixer( void ) ++{ ++ int err; ++ static snd_mixer_selem_id_t *sid = NULL; ++ if ((err = snd_mixer_open (&handle, 0)) < 0) { ++ fprintf(stderr, "mixer: open error: %s\n", snd_strerror(err)); ++ return; ++ } ++ if ((err = snd_mixer_attach (handle, card)) < 0) { ++ fprintf(stderr, "mixer: attach error: %s\n", snd_strerror(err)); ++ goto error; ++ } ++ if ((err = snd_mixer_selem_register (handle, NULL, NULL)) < 0) { ++ fprintf(stderr, "mixer: register error: %s\n", snd_strerror(err)); ++ goto error; ++ } ++ if ((err = snd_mixer_load (handle)) < 0) { ++ fprintf(stderr, "mixer: load error: %s\n", snd_strerror(err)); ++ goto error; ++ } ++ snd_mixer_selem_id_malloc(&sid); ++ if (sid == NULL) ++ goto error; ++ snd_mixer_selem_id_set_name(sid, channel); ++ if (!(elem = snd_mixer_find_selem(handle, sid))) { ++ fprintf(stderr, "mixer: find error: %s\n", snd_strerror(err)); ++ goto error; ++ } ++ if (!snd_mixer_selem_has_playback_volume(elem)) { ++ fprintf(stderr, "mixer: no playback\n"); ++ goto error; ++ } ++ snd_mixer_selem_get_playback_volume_range(elem, &alsa_min, &alsa_max); ++ if ((alsa_max - alsa_min) <= 0) { ++ fprintf(stderr, "mixer: no valid playback range\n"); ++ goto error; ++ } ++ snd_mixer_selem_id_free(sid); ++ return; ++ ++error: ++ if (sid) ++ snd_mixer_selem_id_free(sid); ++ if (handle) { ++ snd_mixer_close(handle); ++ handle = NULL; ++ } ++ return; ++} ++ ++/* Volume saved to file */ ++static int alsa_get_unmute_volume( void ) ++{ ++ long val; ++ assert (elem); ++ ++ if (snd_mixer_selem_is_playback_mono(elem)) { ++ snd_mixer_selem_get_playback_volume(elem, SND_MIXER_SCHN_MONO, &val); ++ return val; ++ } else { ++ int c, n = 0; ++ long sum = 0; ++ for (c = 0; c <= SND_MIXER_SCHN_LAST; c++) { ++ if (snd_mixer_selem_has_playback_channel(elem, c)) { ++ snd_mixer_selem_get_playback_volume(elem, SND_MIXER_SCHN_FRONT_LEFT, &val); ++ sum += val; ++ n++; ++ } ++ } ++ if (! n) { ++ return 0; ++ } ++ ++ val = sum / n; ++ sum = (long)((double)(alsa_vol * (alsa_max - alsa_min)) / 100. + 0.5); ++ ++ if (sum != val) { ++ alsa_vol = (long)(((val * 100.) / (alsa_max - alsa_min)) + 0.5); ++ } ++ return alsa_vol; ++ } ++} ++ ++static int alsa_get_volume( void ) ++{ ++ if (muted) ++ return 0; ++ else ++ return alsa_get_unmute_volume(); ++} ++ ++static int alsa_set_volume( int percentdiff ) ++{ ++ long volume; ++ ++ alsa_get_volume(); ++ ++ alsa_vol += percentdiff; ++ if( alsa_vol > 100 ) alsa_vol = 100; ++ if( alsa_vol < 0 ) alsa_vol = 0; ++ ++ volume = (long)((alsa_vol * (alsa_max - alsa_min) / 100.) + 0.5); ++ ++ snd_mixer_selem_set_playback_volume_all(elem, volume + alsa_min); ++ snd_mixer_selem_set_playback_switch_all(elem, 1); ++ muted = 0; ++ mutecount = 0; ++ ++ return alsa_vol; ++} ++ ++static void alsa_mute( int mute ) ++{ ++ /** ++ * Make sure that if multiple users mute the card, ++ * we only honour the last one. ++ */ ++ if( !mute && mutecount ) mutecount--; ++ if( mutecount ) return; ++ ++ if( mute ) { ++ mutecount++; ++ muted = 1; ++ if (snd_mixer_selem_has_playback_switch(elem)) ++ snd_mixer_selem_set_playback_switch_all(elem, 0); ++ else ++ fprintf(stderr, "mixer: mute not implemented\n"); ++ } else { ++ muted = 0; ++ if (snd_mixer_selem_has_playback_switch(elem)) ++ snd_mixer_selem_set_playback_switch_all(elem, 1); ++ else ++ fprintf(stderr, "mixer: mute not implemented\n"); ++ } ++} ++ ++static int alsa_ismute( void ) ++{ ++ return muted; ++} ++ ++static int alsa_set_device( const char *devname ) ++{ ++ int i; ++ ++ if (card) free(card); ++ card = strdup( devname ); ++ if( !card ) return -1; ++ ++ i = strcspn( card, "/" ); ++ if( i == strlen( card ) ) { ++ channel = "Line"; ++ } else { ++ card[i] = 0; ++ channel = card + i + 1; ++ } ++ alsa_open_mixer(); ++ if (!handle) { ++ fprintf( stderr, "mixer: Can't open mixer %s, " ++ "mixer volume and mute unavailable.\n", card ); ++ return -1; ++ } ++ return 0; ++} ++ ++static void alsa_set_state( int ismuted, int unmute_volume ) ++{ ++ /** ++ * 1. we come back unmuted: Don't touch anything ++ * 2. we don't have a saved volume: Don't touch anything ++ * 3. we come back muted and we have a saved volume: ++ * - if tvtime muted it, unmute to old volume ++ * - if user did it, remember that we're muted and old volume ++ */ ++ if( alsa_get_volume() == 0 && unmute_volume > 0 ) { ++ snd_mixer_selem_set_playback_volume_all(elem, unmute_volume); ++ muted = 1; ++ ++ if( !ismuted ) { ++ alsa_mute( 0 ); ++ } ++ } ++} ++ ++static void alsa_close_device( void ) ++{ ++ elem = NULL; ++ if (handle) ++ snd_mixer_close(handle); ++ handle = NULL; ++ muted = 0; ++ mutecount = 0; ++} ++ ++struct mixer alsa_mixer = { ++ .set_device = alsa_set_device, ++ .set_state = alsa_set_state, ++ .get_volume = alsa_get_volume, ++ .get_unmute_volume = alsa_get_unmute_volume, ++ .set_volume = alsa_set_volume, ++ .mute = alsa_mute, ++ .ismute = alsa_ismute, ++ .close_device = alsa_close_device, ++}; ++// vim: ts=4 sw=4 et foldmethod=marker +diff -Naur tvtime-111b28cca42d.orig/src/mixer.c tvtime-111b28cca42d/src/mixer.c +--- tvtime-111b28cca42d.orig/src/mixer.c 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/src/mixer.c 2011-08-14 12:07:46.557885421 +0200 +@@ -19,230 +19,104 @@ + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +-#include <stdio.h> +-#include <fcntl.h> +-#include <unistd.h> +-#include <sys/types.h> +-#include <sys/stat.h> +-#include <sys/ioctl.h> +-#include <sys/soundcard.h> +-#include <sys/mman.h> +-#include <string.h> +-#include "utils.h" + #include "mixer.h" + +-static char *mixer_device = "/dev/mixer"; +-static int saved_volume = (50 << 8 & 0xFF00) | (50 & 0x00FF); +-static int mixer_channel = SOUND_MIXER_LINE; +-static int mixer_dev_mask = 1 << SOUND_MIXER_LINE; +-static int muted = 0; +-static int mutecount = 0; +-static int fd = -1; +- +-int mixer_get_volume( void ) +-{ +- int v, cmd, devs; +- int curvol = 0; +- +- if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); +- if( fd != -1 ) { +- +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_READ( mixer_channel ); +- } else { +- return curvol; +- } +- +- ioctl( fd, cmd, &v ); +- curvol = ( v & 0xFF00 ) >> 8; +- } +- +- return curvol; ++/** ++ * Sets the mixer device and channel. ++ */ ++static int null_set_device( const char *devname ) ++{ ++ return 0; + } + +-int mixer_get_unmute_volume( void ) ++/** ++ * Sets the initial state of the mixer device. ++ */ ++static void null_set_state( int ismuted, int unmute_volume ) + { +- if( muted ) { +- return saved_volume; +- } else { +- int v, cmd, devs; +- +- if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); +- if( fd != -1 ) { +- +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_READ( mixer_channel ); +- } else { +- return -1; +- } +- +- ioctl( fd, cmd, &v ); +- return v; +- } +- } +- +- return -1; + } + +-int mixer_set_volume( int percentdiff ) ++/** ++ * Returns the current volume setting. ++ */ ++static int null_get_volume( void ) + { +- int v, cmd, devs, levelpercentage; +- +- levelpercentage = mixer_get_volume(); +- +- levelpercentage += percentdiff; +- if( levelpercentage > 100 ) levelpercentage = 100; +- if( levelpercentage < 0 ) levelpercentage = 0; +- +- if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); +- if( fd != -1 ) { +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_WRITE( mixer_channel ); +- } else { +- return 0; +- } +- +- v = ( levelpercentage << 8 ) | levelpercentage; +- ioctl( fd, cmd, &v ); +- muted = 0; +- mutecount = 0; +- return v; +- } +- + return 0; + } + +-void mixer_mute( int mute ) ++/** ++ * Returns the volume that would be used to restore the unmute state. ++ */ ++static int null_get_unmute_volume( void ) + { +- int v, cmd, devs; +- +- /** +- * Make sure that if multiple users mute the card, +- * we only honour the last one. +- */ +- if( !mute && mutecount ) mutecount--; +- if( mutecount ) return; +- +- if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); +- +- if( mute ) { +- mutecount++; +- if( fd != -1 ) { +- +- /* Save volume */ +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_READ( mixer_channel ); +- } else { +- return; +- } +- +- ioctl( fd,cmd,&v ); +- saved_volume = v; +- +- /* Now set volume to 0 */ +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_WRITE( mixer_channel ); +- } else { +- return; +- } +- +- v = 0; +- ioctl( fd, cmd, &v ); +- +- muted = 1; +- return; +- } +- } else { +- if( fd != -1 ) { +- ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); +- if( devs & mixer_dev_mask ) { +- cmd = MIXER_WRITE( mixer_channel ); +- } else { +- return; +- } +- +- v = saved_volume; +- ioctl( fd, cmd, &v ); +- muted = 0; +- return; +- } +- } ++ return 0; + } + +-int mixer_ismute( void ) ++/** ++ * Tunes the relative volume. ++ */ ++static int null_set_volume( int percentdiff ) + { +- return muted; ++ return 0; + } + +-static char *oss_core_devnames[] = SOUND_DEVICE_NAMES; +- +-void mixer_set_device( const char *devname ) ++/** ++ * Sets the mute state. ++ */ ++static void null_mute( int mute ) + { +- const char *channame; +- int found = 0; +- int i; +- +- mixer_device = strdup( devname ); +- if( !mixer_device ) return; +- +- i = strcspn( mixer_device, ":" ); +- if( i == strlen( mixer_device ) ) { +- channame = "line"; +- } else { +- mixer_device[ i ] = 0; +- channame = mixer_device + i + 1; +- } +- if( !file_is_openable_for_read( mixer_device ) ) { +- fprintf( stderr, "mixer: Can't open device %s, " +- "mixer volume and mute unavailable.\n", mixer_device ); +- } +- +- mixer_channel = SOUND_MIXER_LINE; +- for( i = 0; i < SOUND_MIXER_NRDEVICES; i++ ) { +- if( !strcasecmp( channame, oss_core_devnames[ i ] ) ) { +- mixer_channel = i; +- found = 1; +- break; +- } +- } +- if( !found ) { +- fprintf( stderr, "mixer: No such mixer channel '%s', using channel 'line'.\n", channame ); +- } +- mixer_dev_mask = 1 << mixer_channel; + } + +-void mixer_set_state( int ismuted, int unmute_volume ) ++/** ++ * Returns true if the mixer is muted. ++ */ ++static int null_ismute( void ) + { +- /** +- * 1. we come back unmuted: Don't touch anything +- * 2. we don't have a saved volume: Don't touch anything +- * 3. we come back muted and we have a saved volume: +- * - if tvtime muted it, unmute to old volume +- * - if user did it, remember that we're muted and old volume +- */ +- if( mixer_get_volume() == 0 && unmute_volume > 0 ) { +- saved_volume = unmute_volume; +- muted = 1; +- +- if( !ismuted ) { +- mixer_mute( 0 ); +- } +- } ++ return 0; + } + +-void mixer_close_device( void ) ++/** ++ * Closes the mixer device if it is open. ++ */ ++static void null_close_device( void ) + { +- if( fd >= 0 ) close( fd ); +- saved_volume = (50 << 8 & 0xFF00) | (50 & 0x00FF); +- mixer_channel = SOUND_MIXER_LINE; +- mixer_dev_mask = 1 << SOUND_MIXER_LINE; +- muted = 0; +- mutecount = 0; +- fd = -1; + } + ++/* The null device, which always works. */ ++static struct mixer null_mixer = { ++ .set_device = null_set_device, ++ .set_state = null_set_state, ++ .get_volume = null_get_volume, ++ .get_unmute_volume = null_get_unmute_volume, ++ .set_volume = null_set_volume, ++ .mute = null_mute, ++ .ismute = null_ismute, ++ .close_device = null_close_device, ++}; ++ ++/* List of all available access methods. ++ * Uses weak symbols: NULL is not linked in. */ ++static struct mixer *mixers[] = { ++ &alsa_mixer, ++ &oss_mixer, ++ &null_mixer /* LAST */ ++}; ++/* The actual access method. */ ++struct mixer *mixer = &null_mixer; ++ ++/** ++ * Sets the mixer device and channel. ++ * Try each access method until one succeeds. ++ */ ++void mixer_set_device( const char *devname ) ++{ ++ int i; ++ mixer->close_device(); ++ for (i = 0; i < sizeof(mixers)/sizeof(mixers[0]); i++) { ++ mixer = mixers[i]; ++ if (!mixer) ++ continue; ++ if (mixer->set_device(devname) == 0) ++ break; ++ } ++} +diff -Naur tvtime-111b28cca42d.orig/src/mixer.h tvtime-111b28cca42d/src/mixer.h +--- tvtime-111b28cca42d.orig/src/mixer.h 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/src/mixer.h 2011-08-14 12:07:46.557885421 +0200 +@@ -27,45 +27,58 @@ + #endif + + /** +- * Sets the mixer device and channel. The device name is of the form +- * devicename:channelname. The default is /dev/mixer:line. ++ * Sets the mixer device and channel. ++ * All interfaces are scanned until one succeeds. + */ + void mixer_set_device( const char *devname ); + ++struct mixer { ++/** ++ * Sets the mixer device and channel. ++ */ ++int (* set_device)( const char *devname ); ++ + /** + * Sets the initial state of the mixer device. + */ +-void mixer_set_state( int ismuted, int unmute_volume ); ++void (* set_state)( int ismuted, int unmute_volume ); + + /** + * Returns the current volume setting. + */ +-int mixer_get_volume( void ); ++int (* get_volume)( void ); + + /** + * Returns the volume that would be used to restore the unmute state. + */ +-int mixer_get_unmute_volume( void ); ++int (* get_unmute_volume)( void ); + + /** + * Tunes the relative volume. + */ +-int mixer_set_volume( int percentdiff ); ++int (* set_volume)( int percentdiff ); + + /** + * Sets the mute state. + */ +-void mixer_mute( int mute ); ++void (* mute)( int mute ); + + /** + * Returns true if the mixer is muted. + */ +-int mixer_ismute( void ); ++int (* ismute)( void ); + + /** + * Closes the mixer device if it is open. + */ +-void mixer_close_device( void ); ++void (* close_device)( void ); ++}; ++ ++#pragma weak alsa_mixer ++extern struct mixer alsa_mixer; ++#pragma weak oss_mixer ++extern struct mixer oss_mixer; ++extern struct mixer *mixer; + + #ifdef __cplusplus + }; +diff -Naur tvtime-111b28cca42d.orig/src/mixer-oss.c tvtime-111b28cca42d/src/mixer-oss.c +--- tvtime-111b28cca42d.orig/src/mixer-oss.c 1970-01-01 01:00:00.000000000 +0100 ++++ tvtime-111b28cca42d/src/mixer-oss.c 2011-08-14 12:07:46.558885421 +0200 +@@ -0,0 +1,261 @@ ++/** ++ * Copyright (C) 2002, 2003 Doug Bell <drbell@users.sourceforge.net> ++ * ++ * Some mixer routines from mplayer, http://mplayer.sourceforge.net. ++ * Copyright (C) 2000-2002. by A'rpi/ESP-team & others ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2, or (at your option) ++ * any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software Foundation, ++ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ++ */ ++ ++#include <stdio.h> ++#include <fcntl.h> ++#include <unistd.h> ++#include <sys/types.h> ++#include <sys/stat.h> ++#include <sys/ioctl.h> ++#include <sys/soundcard.h> ++#include <sys/mman.h> ++#include <string.h> ++#include "utils.h" ++#include "mixer.h" ++ ++static char *mixer_device = "/dev/mixer"; ++static int saved_volume = (50 << 8 & 0xFF00) | (50 & 0x00FF); ++static int mixer_channel = SOUND_MIXER_LINE; ++static int mixer_dev_mask = 1 << SOUND_MIXER_LINE; ++static int muted = 0; ++static int mutecount = 0; ++static int fd = -1; ++ ++static int oss_get_volume( void ) ++{ ++ int v, cmd, devs; ++ int curvol = 0; ++ ++ if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); ++ if( fd != -1 ) { ++ ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_READ( mixer_channel ); ++ } else { ++ return curvol; ++ } ++ ++ ioctl( fd, cmd, &v ); ++ curvol = ( v & 0xFF00 ) >> 8; ++ } ++ ++ return curvol; ++} ++ ++static int oss_get_unmute_volume( void ) ++{ ++ if( muted ) { ++ return saved_volume; ++ } else { ++ int v, cmd, devs; ++ ++ if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); ++ if( fd != -1 ) { ++ ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_READ( mixer_channel ); ++ } else { ++ return -1; ++ } ++ ++ ioctl( fd, cmd, &v ); ++ return v; ++ } ++ } ++ ++ return -1; ++} ++ ++static int oss_set_volume( int percentdiff ) ++{ ++ int v, cmd, devs, levelpercentage; ++ ++ levelpercentage = oss_get_volume(); ++ ++ levelpercentage += percentdiff; ++ if( levelpercentage > 100 ) levelpercentage = 100; ++ if( levelpercentage < 0 ) levelpercentage = 0; ++ ++ if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); ++ if( fd != -1 ) { ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_WRITE( mixer_channel ); ++ } else { ++ return 0; ++ } ++ ++ v = ( levelpercentage << 8 ) | levelpercentage; ++ ioctl( fd, cmd, &v ); ++ muted = 0; ++ mutecount = 0; ++ return v; ++ } ++ ++ return 0; ++} ++ ++static void oss_mute( int mute ) ++{ ++ int v, cmd, devs; ++ ++ /** ++ * Make sure that if multiple users mute the card, ++ * we only honour the last one. ++ */ ++ if( !mute && mutecount ) mutecount--; ++ if( mutecount ) return; ++ ++ if( fd < 0 ) fd = open( mixer_device, O_RDONLY ); ++ ++ if( mute ) { ++ mutecount++; ++ if( fd != -1 ) { ++ ++ /* Save volume */ ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_READ( mixer_channel ); ++ } else { ++ return; ++ } ++ ++ ioctl( fd,cmd,&v ); ++ saved_volume = v; ++ ++ /* Now set volume to 0 */ ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_WRITE( mixer_channel ); ++ } else { ++ return; ++ } ++ ++ v = 0; ++ ioctl( fd, cmd, &v ); ++ ++ muted = 1; ++ return; ++ } ++ } else { ++ if( fd != -1 ) { ++ ioctl( fd, SOUND_MIXER_READ_DEVMASK, &devs ); ++ if( devs & mixer_dev_mask ) { ++ cmd = MIXER_WRITE( mixer_channel ); ++ } else { ++ return; ++ } ++ ++ v = saved_volume; ++ ioctl( fd, cmd, &v ); ++ muted = 0; ++ return; ++ } ++ } ++} ++ ++static int oss_ismute( void ) ++{ ++ return muted; ++} ++ ++static char *oss_core_devnames[] = SOUND_DEVICE_NAMES; ++ ++static int oss_set_device( const char *devname ) ++{ ++ const char *channame; ++ int found = 0; ++ int i; ++ ++ mixer_device = strdup( devname ); ++ if( !mixer_device ) return -1; ++ ++ i = strcspn( mixer_device, ":" ); ++ if( i == strlen( mixer_device ) ) { ++ channame = "line"; ++ } else { ++ mixer_device[ i ] = 0; ++ channame = mixer_device + i + 1; ++ } ++ if( !file_is_openable_for_read( mixer_device ) ) { ++ fprintf( stderr, "mixer: Can't open device %s, " ++ "mixer volume and mute unavailable.\n", mixer_device ); ++ return -1; ++ } ++ ++ mixer_channel = SOUND_MIXER_LINE; ++ for( i = 0; i < SOUND_MIXER_NRDEVICES; i++ ) { ++ if( !strcasecmp( channame, oss_core_devnames[ i ] ) ) { ++ mixer_channel = i; ++ found = 1; ++ break; ++ } ++ } ++ if( !found ) { ++ fprintf( stderr, "mixer: No such mixer channel '%s', using channel 'line'.\n", channame ); ++ return -1; ++ } ++ mixer_dev_mask = 1 << mixer_channel; ++ return 0; ++} ++ ++static void oss_set_state( int ismuted, int unmute_volume ) ++{ ++ /** ++ * 1. we come back unmuted: Don't touch anything ++ * 2. we don't have a saved volume: Don't touch anything ++ * 3. we come back muted and we have a saved volume: ++ * - if tvtime muted it, unmute to old volume ++ * - if user did it, remember that we're muted and old volume ++ */ ++ if( oss_get_volume() == 0 && unmute_volume > 0 ) { ++ saved_volume = unmute_volume; ++ muted = 1; ++ ++ if( !ismuted ) { ++ oss_mute( 0 ); ++ } ++ } ++} ++ ++static void oss_close_device( void ) ++{ ++ if( fd >= 0 ) close( fd ); ++ saved_volume = (50 << 8 & 0xFF00) | (50 & 0x00FF); ++ mixer_channel = SOUND_MIXER_LINE; ++ mixer_dev_mask = 1 << SOUND_MIXER_LINE; ++ muted = 0; ++ mutecount = 0; ++ fd = -1; ++} ++ ++struct mixer oss_mixer = { ++ .set_device = oss_set_device, ++ .set_state = oss_set_state, ++ .get_volume = oss_get_volume, ++ .get_unmute_volume = oss_get_unmute_volume, ++ .set_volume = oss_set_volume, ++ .mute = oss_mute, ++ .ismute = oss_ismute, ++ .close_device = oss_close_device, ++}; +diff -Naur tvtime-111b28cca42d.orig/src/tvtime.c tvtime-111b28cca42d/src/tvtime.c +--- tvtime-111b28cca42d.orig/src/tvtime.c 2011-08-14 11:56:35.443909297 +0200 ++++ tvtime-111b28cca42d/src/tvtime.c 2011-08-14 12:07:46.559885421 +0200 +@@ -1430,7 +1430,7 @@ + + /* Set the mixer device. */ + mixer_set_device( config_get_mixer_device( ct ) ); +- mixer_set_state( config_get_muted( ct ), config_get_unmute_volume( ct ) ); ++ mixer->set_state( config_get_muted( ct ), config_get_unmute_volume( ct ) ); + + /* Setup OSD stuff. */ + pixel_aspect = ( (double) width ) / +@@ -2583,14 +2583,14 @@ + snprintf( number, 4, "%d", quiet_screenshots ); + config_save( ct, "QuietScreenshots", number ); + +- snprintf( number, 6, "%d", mixer_get_unmute_volume() ); ++ snprintf( number, 6, "%d", mixer->get_unmute_volume() ); + config_save( ct, "UnmuteVolume", number ); + +- snprintf( number, 4, "%d", mixer_ismute() ); ++ snprintf( number, 4, "%d", mixer->ismute() ); + config_save( ct, "Muted", number ); + + if( config_get_mute_on_exit( ct ) ) { +- mixer_mute( 1 ); ++ mixer->mute( 1 ); + } + + if( vidin ) { +@@ -2627,7 +2627,7 @@ + if( osd ) { + tvtime_osd_delete( osd ); + } +- mixer_close_device(); ++ mixer->close_device(); + + /* Free temporary memory. */ + free( colourbars ); +diff -Naur tvtime-111b28cca42d.orig/src/tvtimeconf.c tvtime-111b28cca42d/src/tvtimeconf.c +--- tvtime-111b28cca42d.orig/src/tvtimeconf.c 2011-02-01 02:35:26.000000000 +0100 ++++ tvtime-111b28cca42d/src/tvtimeconf.c 2011-08-14 12:07:46.562885421 +0200 +@@ -643,9 +643,11 @@ + lfputs( _(" -l, --xmltvlanguage=LANG Use XMLTV data in given language, if available.\n"), stderr ); + lfputs( _(" -v, --verbose Print debugging messages to stderr.\n"), stderr ); + lfputs( _(" -X, --display=DISPLAY Use the given X display to connect to.\n"), stderr ); +- lfputs( _(" -x, --mixer=DEVICE[:CH] The mixer device and channel to control.\n" +- " (defaults to /dev/mixer:line)\n\n" +- " Valid channels are:\n" ++ lfputs( _(" -x, --mixer=<DEVICE[:CH]>|<DEVICE/CH>\n" ++ " The mixer device and channel to control. The first\n" ++ " variant sets the OSS mixer the second one ALSA.\n" ++ " (defaults to default/Line)\n\n" ++ " Valid channels for OSS are:\n" + " vol, bass, treble, synth, pcm, speaker, line,\n" + " mic, cd, mix, pcm2, rec, igain, ogain, line1,\n" + " line2, line3, dig1, dig2, dig3, phin, phout,\n" +@@ -691,9 +693,11 @@ + lfputs( _(" -R, --priority=PRI Sets the process priority to run tvtime at.\n"), stderr ); + lfputs( _(" -t, --xmltv=FILE Read XMLTV listings from the given file.\n"), stderr ); + lfputs( _(" -l, --xmltvlanguage=LANG Use XMLTV data in given language, if available.\n"), stderr ); +- lfputs( _(" -x, --mixer=DEVICE[:CH] The mixer device and channel to control.\n" +- " (defaults to /dev/mixer:line)\n\n" +- " Valid channels are:\n" ++ lfputs( _(" -x, --mixer=<DEVICE[:CH]>|<DEVICE/CH>\n" ++ " The mixer device and channel to control. The first\n" ++ " variant sets the OSS mixer the second one ALSA.\n" ++ " (defaults to default/Line)\n\n" ++ " Valid channels for OSS are:\n" + " vol, bass, treble, synth, pcm, speaker, line,\n" + " mic, cd, mix, pcm2, rec, igain, ogain, line1,\n" + " line2, line3, dig1, dig2, dig3, phin, phout,\n" +@@ -786,7 +790,7 @@ + + ct->uid = getuid(); + +- ct->mixerdev = strdup( "/dev/mixer:line" ); ++ ct->mixerdev = strdup( "default/Line" ); + + ct->deinterlace_method = strdup( "GreedyH" ); + ct->check_freq_present = 1; +diff -Naur tvtime-111b28cca42d.orig/src/videoinput.c tvtime-111b28cca42d/src/videoinput.c +--- tvtime-111b28cca42d.orig/src/videoinput.c 2011-08-14 12:03:39.783894207 +0200 ++++ tvtime-111b28cca42d/src/videoinput.c 2011-08-14 12:07:46.560885421 +0200 +@@ -779,7 +779,7 @@ + } + + vidin->change_muted = 1; +- mixer_mute( 1 ); ++ mixer->mute( 1 ); + videoinput_do_mute( vidin, vidin->user_muted || vidin->change_muted ); + vidin->cur_tuner_state = TUNER_STATE_SIGNAL_DETECTED; + vidin->signal_acquire_wait = SIGNAL_ACQUIRE_DELAY; +@@ -950,7 +950,7 @@ + if( vidin->change_muted ) { + vidin->change_muted = 0; + videoinput_do_mute( vidin, vidin->user_muted || vidin->change_muted ); +- mixer_mute( 0 ); ++ mixer->mute( 0 ); + } + break; + } +@@ -961,7 +961,7 @@ + vidin->cur_tuner_state = TUNER_STATE_SIGNAL_LOST; + vidin->signal_recover_wait = SIGNAL_RECOVER_DELAY; + vidin->change_muted = 1; +- mixer_mute( 1 ); ++ mixer->mute( 1 ); + videoinput_do_mute( vidin, vidin->user_muted || vidin->change_muted ); + case TUNER_STATE_SIGNAL_LOST: + if( vidin->signal_recover_wait ) { |