605 lines
15 KiB
C
605 lines
15 KiB
C
#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_FEATURES_H
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#include <features.h>
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#endif
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#include <ctype.h>
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#include <errno.h>
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#include "ecore_audio_private.h"
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int _ecore_audio_log_dom = -1;
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static int _ecore_audio_init_count = 0;
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Eina_List *ecore_audio_modules;
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EAPI int ECORE_AUDIO_INPUT_STARTED;
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EAPI int ECORE_AUDIO_INPUT_STOPPED;
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EAPI int ECORE_AUDIO_INPUT_LOOPED;
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EAPI int ECORE_AUDIO_INPUT_ENDED;
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EAPI int ECORE_AUDIO_INPUT_PAUSED;
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EAPI int ECORE_AUDIO_OUTPUT_INPUT_ADDED;
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EAPI int ECORE_AUDIO_OUTPUT_INPUT_REMOVED;
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static void _dummy_free(void *foo EINA_UNUSED, void *bar EINA_UNUSED)
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{
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}
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static int
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module_cmp(const void *a, const void *b)
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{
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Ecore_Audio_Module *mod = (Ecore_Audio_Module *)a;
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Ecore_Audio_Type type = *(Ecore_Audio_Type *)b;
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return !(mod->type == type);
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}
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static Ecore_Audio_Module *
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get_module_by_type(Ecore_Audio_Type type)
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{
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return eina_list_search_unsorted(ecore_audio_modules, module_cmp, &type);
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}
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/* externally accessible functions */
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EAPI int
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ecore_audio_init(void)
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{
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Ecore_Audio_Module *mod;
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if (++_ecore_audio_init_count != 1)
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return _ecore_audio_init_count;
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if (!ecore_init())
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return --_ecore_audio_init_count;
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_ecore_audio_log_dom = eina_log_domain_register("ecore_audio", ECORE_AUDIO_DEFAULT_LOG_COLOR);
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if (_ecore_audio_log_dom < 0)
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{
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EINA_LOG_ERR("Impossible to create a log domain for the ecore audio module.");
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return --_ecore_audio_init_count;
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}
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DBG("Ecore_Audio init");
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ecore_audio_modules = NULL;
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ECORE_AUDIO_INPUT_STARTED = ecore_event_type_new();
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ECORE_AUDIO_INPUT_STOPPED = ecore_event_type_new();
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ECORE_AUDIO_INPUT_LOOPED = ecore_event_type_new();
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ECORE_AUDIO_INPUT_ENDED = ecore_event_type_new();
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ECORE_AUDIO_INPUT_PAUSED = ecore_event_type_new();
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ECORE_AUDIO_OUTPUT_INPUT_ADDED = ecore_event_type_new();
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ECORE_AUDIO_OUTPUT_INPUT_REMOVED = ecore_event_type_new();
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#ifdef HAVE_ALSA
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mod = ecore_audio_alsa_init();
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if (mod)
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ecore_audio_modules = eina_list_append(ecore_audio_modules, mod);
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#endif
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#ifdef HAVE_PULSE
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mod = ecore_audio_pulse_init();
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if (mod)
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ecore_audio_modules = eina_list_append(ecore_audio_modules, mod);
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#endif
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#ifdef HAVE_SNDFILE
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mod = ecore_audio_sndfile_init();
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if (mod)
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ecore_audio_modules = eina_list_append(ecore_audio_modules, mod);
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#endif
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mod = ecore_audio_tone_init();
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if (mod)
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ecore_audio_modules = eina_list_append(ecore_audio_modules, mod);
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mod = ecore_audio_custom_init();
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if (mod)
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ecore_audio_modules = eina_list_append(ecore_audio_modules, mod);
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return _ecore_audio_init_count;
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}
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EAPI int
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ecore_audio_shutdown(void)
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{
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DBG("Ecore_Audio shutdown");
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if (--_ecore_audio_init_count != 0)
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return _ecore_audio_init_count;
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/* FIXME: Shutdown all the inputs and outputs first */
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#ifdef HAVE_ALSA
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ecore_audio_alsa_shutdown();
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#endif
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#ifdef HAVE_PULSE
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ecore_audio_pulse_shutdown();
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#endif
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#ifdef HAVE_SNDFILE
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ecore_audio_sndfile_shutdown();
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#endif
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ecore_audio_tone_shutdown();
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ecore_audio_custom_shutdown();
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eina_list_free(ecore_audio_modules);
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eina_log_domain_unregister(_ecore_audio_log_dom);
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_ecore_audio_log_dom = -1;
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ecore_shutdown();
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return _ecore_audio_init_count;
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}
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/* Output operations */
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EAPI Ecore_Audio_Object *
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ecore_audio_output_add(Ecore_Audio_Type type)
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{
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Ecore_Audio_Output *out;
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Ecore_Audio_Module *module;
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module = get_module_by_type(type);
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if (!module)
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return NULL;
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out = calloc(1, sizeof(Ecore_Audio_Output));
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if (!out)
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{
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ERR("Could not allocate memory for output.");
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return NULL;
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}
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ECORE_MAGIC_SET(out, ECORE_MAGIC_AUDIO_OUTPUT);
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out->module = module;
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out->inputs = NULL;
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return module->out_ops->output_new((Ecore_Audio_Object *)out);
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}
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EAPI void
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ecore_audio_output_del(Ecore_Audio_Object *output)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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Eina_Bool del;
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Ecore_Audio_Object *in;
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EINA_SAFETY_ON_NULL_RETURN(out);
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/* Cleanup */
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EINA_LIST_FREE (out->inputs, in)
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{
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del = ecore_audio_output_input_del(output, in);
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if (!del)
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WRN("Disconnecting in %p and out %p failed.", in, output);
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}
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out->module->out_ops->output_del(output);
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eina_stringshare_del(output->name);
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free(output);
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}
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EAPI void ecore_audio_output_userdata_set(Ecore_Audio_Object *output, void *data)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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out->user_data = data;
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}
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EAPI void *ecore_audio_output_userdata_get(Ecore_Audio_Object *output)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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return out->user_data;
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}
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EAPI const char *ecore_audio_output_name_get(Ecore_Audio_Object *output)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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EINA_SAFETY_ON_NULL_RETURN_VAL(out, NULL);
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return out->name;
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}
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EAPI void ecore_audio_output_name_set(Ecore_Audio_Object *output, const char *name)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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EINA_SAFETY_ON_NULL_RETURN(out);
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if (out->name)
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eina_stringshare_del(out->name);
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out->name = eina_stringshare_add(name);
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}
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EAPI void
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ecore_audio_output_volume_set(Ecore_Audio_Object *output, double volume)
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{
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EINA_SAFETY_ON_NULL_RETURN(output);
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Ecore_Audio_Module *outmod = output->module;
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outmod->out_ops->output_volume_set(output, volume);
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}
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EAPI double
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ecore_audio_output_volume_get(Ecore_Audio_Object *output)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, 0);
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Ecore_Audio_Module *outmod = output->module;
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return outmod->out_ops->output_volume_get(output);
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}
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EAPI void
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ecore_audio_output_paused_set(Ecore_Audio_Object *output, Eina_Bool paused)
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{
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EINA_SAFETY_ON_NULL_RETURN(output);
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Ecore_Audio_Module *outmod = output->module;
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outmod->out_ops->output_paused_set(output, paused);
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}
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EAPI Eina_Bool
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ecore_audio_output_paused_get(Ecore_Audio_Object *output)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, EINA_TRUE);
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return output->paused;
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}
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EAPI Eina_Bool
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ecore_audio_output_input_add(Ecore_Audio_Object *output, Ecore_Audio_Object *input)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, EINA_FALSE);
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EINA_SAFETY_ON_NULL_RETURN_VAL(input, EINA_FALSE);
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Ecore_Audio_Module *outmod = output->module;
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Eina_Bool ret;
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if (in->output != NULL)
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ecore_audio_output_input_del((Ecore_Audio_Object *)in->output, input);
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ret = outmod->out_ops->output_add_input(output, input);
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if (ret)
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{
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in->output = out;
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out->inputs = eina_list_append(out->inputs, in);
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ecore_event_add(ECORE_AUDIO_OUTPUT_INPUT_ADDED, in, _dummy_free, NULL);
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}
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return ret;
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}
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EAPI Eina_Bool
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ecore_audio_output_input_del(Ecore_Audio_Object *output, Ecore_Audio_Object *input)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, EINA_FALSE);
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EINA_SAFETY_ON_NULL_RETURN_VAL(input, EINA_FALSE);
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Ecore_Audio_Module *outmod = output->module;
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Eina_Bool ret;
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ret = outmod->out_ops->output_del_input(output, input);
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if (ret)
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{
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in->output = NULL;
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out->inputs = eina_list_remove(out->inputs, in);
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ecore_event_add(ECORE_AUDIO_OUTPUT_INPUT_REMOVED, in, _dummy_free, NULL);
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}
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return ret;
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}
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EAPI Eina_List *ecore_audio_output_inputs_get(Ecore_Audio_Object *output)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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EINA_SAFETY_ON_NULL_RETURN_VAL(out, EINA_FALSE);
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return out->inputs;
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}
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EAPI Eina_Bool ecore_audio_output_input_chain_after(Ecore_Audio_Object *output, Ecore_Audio_Object *after, Ecore_Audio_Object *input)
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{
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Ecore_Audio_Output *out = (Ecore_Audio_Output *)output;
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(out, EINA_FALSE);
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EINA_SAFETY_ON_NULL_RETURN_VAL(in, EINA_FALSE);
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EINA_SAFETY_ON_NULL_RETURN_VAL(after, EINA_FALSE);
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if (!eina_list_data_find(out->inputs, after))
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return EINA_FALSE;
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/* XXX: implement */
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return EINA_FALSE;
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}
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/* Input operations */
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EAPI Ecore_Audio_Object *
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ecore_audio_input_add(Ecore_Audio_Type type)
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{
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Ecore_Audio_Input *in;
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Ecore_Audio_Module *module;
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module = get_module_by_type(type);
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if (!module)
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return NULL;
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in = calloc(1, sizeof(Ecore_Audio_Input));
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if (!in)
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{
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ERR("Could not allocate memory for input.");
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return NULL;
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}
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ECORE_MAGIC_SET(in, ECORE_MAGIC_AUDIO_INPUT);
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in->module = module;
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in->output = NULL;
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in->paused = EINA_FALSE;
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return module->in_ops->input_new((Ecore_Audio_Object *)in);
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}
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EAPI void
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ecore_audio_input_del(Ecore_Audio_Object *input)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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Eina_Bool del;
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Ecore_Audio_Module *module = input->module;
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if (in->output) {
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del = ecore_audio_output_input_del((Ecore_Audio_Object *)in->output, input);
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if (!del)
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WRN("Disconnecting in %p and out %p failed.", input, in->output);
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in->output = NULL;
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}
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module->in_ops->input_del(input);
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eina_stringshare_del(in->name);
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free(in);
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}
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EAPI void ecore_audio_input_userdata_set(Ecore_Audio_Object *input, void *data)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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in->user_data = data;
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}
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EAPI void *ecore_audio_input_userdata_get(Ecore_Audio_Object *input)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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return in->user_data;
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}
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EAPI const char *ecore_audio_input_name_get(Ecore_Audio_Object *input)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(in, NULL);
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return in->name;
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}
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EAPI void ecore_audio_input_name_set(Ecore_Audio_Object *input, const char *name)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN(in);
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if (in->name)
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eina_stringshare_del(in->name);
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in->name = eina_stringshare_add(name);
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}
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EAPI int ecore_audio_input_samplerate_get(Ecore_Audio_Object *input)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(in, -1);
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return in->samplerate;
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}
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EAPI void ecore_audio_input_samplerate_set(Ecore_Audio_Object *input, int samplerate)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN(input);
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Ecore_Audio_Module *outmod;
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if (in->samplerate == samplerate)
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return;
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in->samplerate = samplerate;
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if (in->output)
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{
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outmod = in->output->module;
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outmod->out_ops->output_update_input_format((Ecore_Audio_Object *)in->output, input);
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}
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}
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EAPI int ecore_audio_input_channels_get(Ecore_Audio_Object *input)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN_VAL(in, -1);
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return in->channels;
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}
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EAPI void ecore_audio_input_channels_set(Ecore_Audio_Object *input, int channels)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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EINA_SAFETY_ON_NULL_RETURN(in);
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if (in->channels == channels)
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return;
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in->channels = channels;
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/* XXX: Change channel number for connected streams?
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if (in->output)
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{
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outmod = in->output->module;
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outmod->out_ops->output_update_input_format(in->output, in);
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} */
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}
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EAPI int ecore_audio_input_read(Ecore_Audio_Object *input, void *data, int len)
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{
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Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
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int ret;
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EINA_SAFETY_ON_NULL_RETURN_VAL(in, 0);
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Ecore_Audio_Module *inmod = input->module;
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if (in->paused)
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{
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memset(data, 0, len);
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return len;
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}
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ret = inmod->in_ops->input_read(input, data, len);
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if (ret == 0)
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{
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if (!in->looped)
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{
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ecore_event_add(ECORE_AUDIO_INPUT_ENDED, in, _dummy_free, NULL);
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}
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else
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{
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inmod->in_ops->input_seek(input, 0, SEEK_SET);
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ret = inmod->in_ops->input_read(input, data, len);
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ecore_event_add(ECORE_AUDIO_INPUT_LOOPED, input, _dummy_free, NULL);
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}
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}
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return ret;
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}
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EAPI double
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ecore_audio_input_seek(Ecore_Audio_Object *input, double offs, int mode)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(input, -1);
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Ecore_Audio_Module *inmod = input->module;
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return inmod->in_ops->input_seek(input, offs, mode);
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}
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EAPI Eina_Bool
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ecore_audio_input_paused_get(Ecore_Audio_Object *input)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(input, EINA_FALSE);
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return input->paused;
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}
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EAPI void
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ecore_audio_input_paused_set(Ecore_Audio_Object *input, Eina_Bool paused)
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{
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EINA_SAFETY_ON_NULL_RETURN(input);
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if (paused == input->paused)
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return;
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input->paused = paused;
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ecore_event_add(ECORE_AUDIO_INPUT_PAUSED, input, _dummy_free, NULL);
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}
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EAPI void
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ecore_audio_input_volume_set(Ecore_Audio_Object *input, double volume)
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{
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EINA_SAFETY_ON_NULL_RETURN(input);
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Ecore_Audio_Module *inmod = input->module;
|
|
|
|
inmod->in_ops->input_volume_set(input, volume);
|
|
}
|
|
|
|
EAPI double
|
|
ecore_audio_input_volume_get(Ecore_Audio_Object *input)
|
|
{
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, -1);
|
|
Ecore_Audio_Module *inmod = input->module;
|
|
|
|
return inmod->in_ops->input_volume_get(input);
|
|
}
|
|
|
|
EAPI void
|
|
ecore_audio_input_looped_set(Ecore_Audio_Object *input, Eina_Bool looped)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN(input);
|
|
|
|
in->looped = looped;
|
|
}
|
|
|
|
EAPI Eina_Bool
|
|
ecore_audio_input_looped_get(Ecore_Audio_Object *input)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, EINA_FALSE);
|
|
|
|
return in->looped;
|
|
}
|
|
|
|
EAPI double
|
|
ecore_audio_input_length_get(Ecore_Audio_Object *input)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, -1);
|
|
|
|
return in->length;
|
|
}
|
|
|
|
EAPI void
|
|
ecore_audio_input_preloaded_set(Ecore_Audio_Object *input, Eina_Bool preloaded)
|
|
{
|
|
EINA_SAFETY_ON_NULL_RETURN(input);
|
|
Ecore_Audio_Module *inmod = input->module;
|
|
|
|
inmod->in_ops->input_preloaded_set(input, preloaded);
|
|
}
|
|
|
|
EAPI Eina_Bool
|
|
ecore_audio_input_preloaded_get(Ecore_Audio_Object *input)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, EINA_FALSE);
|
|
return in->preloaded;
|
|
}
|
|
|
|
EAPI Ecore_Audio_Object *
|
|
ecore_audio_input_output_get(Ecore_Audio_Object *input)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, NULL);
|
|
return (Ecore_Audio_Object *)in->output;
|
|
}
|
|
|
|
EAPI double
|
|
ecore_audio_input_remaining_get(Ecore_Audio_Object *input)
|
|
{
|
|
Ecore_Audio_Input *in = (Ecore_Audio_Input *)input;
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(input, -1);
|
|
Ecore_Audio_Module *inmod = input->module;
|
|
|
|
return in->length - inmod->in_ops->input_seek(input, 0, SEEK_CUR);
|
|
}
|
|
|
|
/* XXX: Error checking!!! */
|
|
EAPI void
|
|
ecore_audio_input_callback_setup(Ecore_Audio_Object *input, Ecore_Audio_Read_Callback read_cb, void *data)
|
|
{
|
|
EINA_SAFETY_ON_NULL_RETURN(input);
|
|
struct _Ecore_Audio_Callback *cb = input->module_data;
|
|
|
|
cb->read_cb = read_cb;
|
|
cb->data = data;
|
|
}
|
|
|
|
/**
|
|
* @}
|
|
*/
|