forked from enlightenment/efl
218 lines
5.4 KiB
C
218 lines
5.4 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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EAPI Eo_Op ECORE_AUDIO_OBJ_OUT_BASE_ID = EO_NOOP;
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#define MY_CLASS ECORE_AUDIO_OBJ_OUT_CLASS
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#define MY_CLASS_NAME "ecore_audio_obj_out"
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static Eina_Bool _write_cb(void *data)
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{
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Eo *eo_obj = data;
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Eo *in;
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Ecore_Audio_Output *out_obj = eo_data_scope_get(eo_obj, ECORE_AUDIO_OBJ_OUT_CLASS);
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Ecore_Audio_Object *ea_obj = eo_data_scope_get(eo_obj, ECORE_AUDIO_OBJ_CLASS);
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ssize_t written, bread;
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float buf[1024];
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if (!ea_obj->vio || !ea_obj->vio->vio->write)
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return EINA_FALSE;
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/* FIXME: Multiple inputs */
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in = eina_list_data_get(out_obj->inputs);
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eo_do(in, ecore_audio_obj_in_read(buf, 4*1024, &bread));
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if (bread == 0) {
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ea_obj->paused = EINA_TRUE;
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out_obj->write_idler = NULL;
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return EINA_FALSE;
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}
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written = ea_obj->vio->vio->write(ea_obj->vio->data, eo_obj, buf, bread);
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if (written != bread)
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ERR("Short write");
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return EINA_TRUE;
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}
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static void _input_attach(Eo *eo_obj, void *_pd, va_list *list)
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{
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Ecore_Audio_Output *obj = _pd;
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Ecore_Audio_Input *in;
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Ecore_Audio_Object *ea_obj = eo_data_scope_get(eo_obj, ECORE_AUDIO_OBJ_CLASS);
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Eo *input = va_arg(*list, Eo *);
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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in = eo_data_scope_get(input, ECORE_AUDIO_OBJ_IN_CLASS);
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if (ret)
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*ret = EINA_FALSE;
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if (in->output == eo_obj)
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return;
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if (in->output) eo_do(in->output, ecore_audio_obj_out_input_detach(input, NULL));
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in->output = eo_obj;
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/* TODO: Send event */
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obj->inputs = eina_list_append(obj->inputs, input);
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if (obj->need_writer &&
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ea_obj->vio && ea_obj->vio->vio->write)
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obj->write_idler = ecore_idler_add(_write_cb, eo_obj);
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if (ret)
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*ret = EINA_TRUE;
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}
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static void _input_detach(Eo *eo_obj, void *_pd, va_list *list)
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{
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Ecore_Audio_Output *obj = _pd;
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Ecore_Audio_Input *in;
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Eo *input = va_arg(*list, Eo *);
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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in = eo_data_scope_get(input, ECORE_AUDIO_OBJ_IN_CLASS);
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if (ret)
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*ret = EINA_FALSE;
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if (in->output != eo_obj)
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return;
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in->output = NULL;
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/* TODO: Check type is input
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* Get private data
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* Send event */
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obj->inputs = eina_list_remove(obj->inputs, input);
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if (ret)
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*ret = EINA_TRUE;
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}
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static void _inputs_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
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{
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const Ecore_Audio_Output *obj = _pd;
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Eina_List **inputs = va_arg(*list, Eina_List **);
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if (inputs)
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*inputs = obj->inputs;
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}
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static void _free_vio(Ecore_Audio_Object *ea_obj)
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{
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if (ea_obj->vio->free_func)
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ea_obj->vio->free_func(ea_obj->vio->data);
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free(ea_obj->vio);
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ea_obj->vio = NULL;
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}
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static void _vio_set(Eo *eo_obj, void *_pd EINA_UNUSED, va_list *list)
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{
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Ecore_Audio_Object *ea_obj = eo_data_scope_get(eo_obj, ECORE_AUDIO_OBJ_CLASS);
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Ecore_Audio_Vio *vio = va_arg(*list, Ecore_Audio_Vio *);
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void *data = va_arg(*list, Ecore_Audio_Vio *);
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eo_base_data_free_func free_func = va_arg(*list, eo_base_data_free_func);
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if (ea_obj->vio)
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_free_vio(ea_obj);
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if (!vio)
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return;
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ea_obj->vio = calloc(1, sizeof(Ecore_Audio_Vio_Internal));
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ea_obj->vio->vio = vio;
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ea_obj->vio->data = data;
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ea_obj->vio->free_func = free_func;
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}
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static void _constructor(Eo *eo_obj, void *_pd, va_list *list EINA_UNUSED)
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{
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Ecore_Audio_Output *obj = _pd;
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eo_do_super(eo_obj, MY_CLASS, eo_constructor());
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obj->need_writer = EINA_TRUE;
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}
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static void _destructor(Eo *eo_obj, void *_pd, va_list *list EINA_UNUSED)
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{
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const Ecore_Audio_Output *obj = _pd;
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Eina_List *cur, *tmp;
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Eo *in;
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EINA_LIST_FOREACH_SAFE(obj->inputs, cur, tmp, in) {
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eo_do(eo_obj, ecore_audio_obj_out_input_detach(in, NULL));
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}
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eo_do_super(eo_obj, MY_CLASS, eo_destructor());
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}
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static void _class_constructor(Eo_Class *klass)
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{
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const Eo_Op_Func_Description func_desc[] = {
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/* Virtual functions of parent class implemented in this class */
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EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_CONSTRUCTOR), _constructor),
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EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_DESTRUCTOR), _destructor),
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EO_OP_FUNC(ECORE_AUDIO_OBJ_ID(ECORE_AUDIO_OBJ_SUB_ID_VIO_SET), _vio_set),
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/* Specific functions to this class */
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EO_OP_FUNC(ECORE_AUDIO_OBJ_OUT_ID(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUT_ATTACH), _input_attach),
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EO_OP_FUNC(ECORE_AUDIO_OBJ_OUT_ID(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUT_DETACH), _input_detach),
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EO_OP_FUNC(ECORE_AUDIO_OBJ_OUT_ID(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUTS_GET), _inputs_get),
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EO_OP_FUNC_SENTINEL
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};
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eo_class_funcs_set(klass, func_desc);
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}
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#define S(val) "Sets the " #val " of the output."
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#define G(val) "Gets the " #val " of the output."
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static const Eo_Op_Description op_desc[] = {
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EO_OP_DESCRIPTION(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUT_ATTACH, "Add an input."),
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EO_OP_DESCRIPTION(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUT_DETACH, "Delete an input."),
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EO_OP_DESCRIPTION(ECORE_AUDIO_OBJ_OUT_SUB_ID_INPUTS_GET, "Get the connected inputs."),
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EO_OP_DESCRIPTION_SENTINEL
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};
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static const Eo_Class_Description class_desc = {
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EO_VERSION,
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MY_CLASS_NAME,
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EO_CLASS_TYPE_REGULAR,
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EO_CLASS_DESCRIPTION_OPS(&ECORE_AUDIO_OBJ_OUT_BASE_ID, op_desc, ECORE_AUDIO_OBJ_OUT_SUB_ID_LAST),
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NULL,
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sizeof(Ecore_Audio_Output),
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_class_constructor,
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NULL
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};
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EO_DEFINE_CLASS(ecore_audio_obj_out_class_get, &class_desc, ECORE_AUDIO_OBJ_CLASS, NULL);
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