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author | Timmy Keller <tjk@tjkeller.xyz> | 2024-10-04 21:58:41 -0500 |
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committer | Timmy Keller <tjk@tjkeller.xyz> | 2024-10-04 21:58:41 -0500 |
commit | 9b0904a59af7e8c02cd2039a1cd18926bee51e72 (patch) | |
tree | 62851da62195d5a45b389722e721bb61205e9d4a /pavolctrld.c | |
parent | 411c2c65284efabf4d64c6a161bcddebbdc2534d (diff) | |
download | pavolctld-9b0904a59af7e8c02cd2039a1cd18926bee51e72.tar.xz pavolctld-9b0904a59af7e8c02cd2039a1cd18926bee51e72.zip |
add command for volume control and change name to pavolctld
Diffstat (limited to 'pavolctrld.c')
-rw-r--r-- | pavolctrld.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/pavolctrld.c b/pavolctrld.c deleted file mode 100644 index dc56292..0000000 --- a/pavolctrld.c +++ /dev/null @@ -1,105 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <pulse/pulseaudio.h> - -//TODO pa_operation_unref(o); - -static int default_sink_index; - - -static void sink_info_volume_callback(pa_context *c, const pa_sink_info *i, int eol, void *userdata) { - pa_volume_t vol; - if (eol) return; - - vol = pa_cvolume_avg(&i->volume); - printf("v%d,%d,%.02f,%d\n", i->index, vol*100/PA_VOLUME_NORM, pa_sw_volume_to_dB(vol), i->mute); - fflush(stdout); -} - -static void sink_info_default_index_callback(pa_context *c, const pa_sink_info *i, int eol, void *userdata) { - if (eol) return; - default_sink_index = i->index; -} - -static void sink_info_sink_desc_callback(pa_context *c, const pa_sink_info *i, int eol, void *userdata) { - if (eol) return; - printf("s%d,%s,%s\n", i->index, i->name, i->description); - fflush(stdout); -} - -static void server_info_default_sink_callback(pa_context *c, const pa_server_info *i, void *userdata) { - pa_context_get_sink_info_by_name(c, i->default_sink_name, sink_info_default_index_callback, userdata); - printf("f%d\n", default_sink_index); - fflush(stdout); -} - -static void subscription_callback(pa_context *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { - switch (t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) { - case PA_SUBSCRIPTION_EVENT_SINK: - // check if sink was removed - if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { - printf("x%d\n", idx); - fflush(stdout); - return; - } - - // check if sink was added - if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) - pa_context_get_sink_info_by_index(c, idx, sink_info_sink_desc_callback, userdata); - - // output the volume - pa_context_get_sink_info_by_index(c, idx, sink_info_volume_callback, userdata); - break; - case PA_SUBSCRIPTION_EVENT_SERVER: - pa_context_get_server_info(c, server_info_default_sink_callback, userdata); - break; - } -} - -static void context_state_callback(pa_context *c, void *userdata) { - if (pa_context_get_state(c) == PA_CONTEXT_READY) { - pa_context_set_subscribe_callback(c, subscription_callback, userdata); - - // output initial default sink - pa_context_get_server_info(c, server_info_default_sink_callback, userdata); - - // output initial sink descriptions for each sink - pa_context_get_sink_info_list(c, sink_info_sink_desc_callback, userdata); - - // output initial volume levels for each sink - pa_context_get_sink_info_list(c, sink_info_volume_callback, userdata); - - // subscribe to sink & server events to listen to changes - pa_context_subscribe(c, PA_SUBSCRIPTION_MASK_SINK|PA_SUBSCRIPTION_MASK_SERVER, NULL, NULL); - } -} - -int main() { - pa_threaded_mainloop *mainloop = pa_threaded_mainloop_new(); - pa_mainloop_api *mainloop_api = pa_threaded_mainloop_get_api(mainloop); - pa_context *context = pa_context_new(mainloop_api, "pavolctrld"); - char stdin_buffer[256]; - - pa_context_connect(context, NULL, PA_CONTEXT_NOAUTOSPAWN, NULL); - - pa_context_set_state_callback(context, context_state_callback, NULL); - - // main loop - pa_threaded_mainloop_start(mainloop); - - while(1) { - if (fgets(stdin_buffer, sizeof(stdin_buffer), stdin) != NULL) { - printf("You entered: %s", stdin_buffer); - fflush(stdout); - } - } - - // clean up - pa_context_disconnect(context); - pa_context_unref(context); - pa_threaded_mainloop_free(mainloop); - - return 0; -} - |