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*/

/**
 * SECTION:mixacp
 * @short_description: MixAudio configuration parameters object.
 * @include: mixacp.h
 *
 * #MixAudio configuration parameters object which is used to communicate audio specific parameters.
 * 
 * This object is should not be instantiated as codec specific parameters are definied in individual derive classes.
 */

#include "mixacp.h"
#include <mixlog.h>

static GType _mix_acp_type = 0;
static MixParamsClass *parent_class = NULL;

#define _do_init { _mix_acp_type = g_define_type_id; }

gboolean mix_acp_copy(MixParams* target, const MixParams *src);
MixParams* mix_acp_dup(const MixParams *obj);
gboolean mix_acp_equal(MixParams* first, MixParams *second);
static void mix_acp_finalize(MixParams *obj);

G_DEFINE_TYPE_WITH_CODE(MixAudioConfigParams, mix_acp, MIX_TYPE_PARAMS, _do_init);

void
_mix_acp_initialize (void)
{
  /* the MixParams types need to be class_ref'd once before it can be
   * done from multiple threads;
   * see http://bugzilla.gnome.org/show_bug.cgi?id=304551 */
  g_type_class_ref (mix_acp_get_type ());
}

static void mix_acp_init (MixAudioConfigParams *self)
{
  self->decode_mode = MIX_DECODE_NULL;
  self->stream_name = NULL;
  self->audio_manager=MIX_AUDIOMANAGER_NONE;
  self->num_channels = 0;
  self->bit_rate = 0;
  self->sample_freq = 0;
  self->bits_per_sample = MIX_ACP_BPS_16;
  self->op_align = MIX_ACP_OUTPUT_ALIGN_16;
}

static void mix_acp_class_init(MixAudioConfigParamsClass *klass)
{
  MixParamsClass *mixparams_class = MIX_PARAMS_CLASS(klass);

  /* setup static parent class */
  parent_class = (MixParamsClass *) g_type_class_peek_parent (klass);

  mixparams_class->finalize = mix_acp_finalize;
  mixparams_class->copy = (MixParamsCopyFunction)mix_acp_copy;
  mixparams_class->dup = (MixParamsDupFunction)mix_acp_dup;
  mixparams_class->equal = (MixParamsEqualFunction)mix_acp_equal;

  klass->print_params = NULL;
}

MixAudioConfigParams *mix_acp_new(void)
{
  MixAudioConfigParams *ret = (MixAudioConfigParams *)g_type_create_instance (MIX_TYPE_AUDIOCONFIGPARAMS);

  return ret;
}

void mix_acp_finalize(MixParams *obj)
{
  /* clean up here. */
  MixAudioConfigParams *acp = MIX_AUDIOCONFIGPARAMS(obj);

  if (acp->stream_name) {
    g_free(acp->stream_name);
    acp->stream_name = NULL;
  }
  
  /* Chain up parent */ 
  if (parent_class->finalize) 
    parent_class->finalize(obj);
}

MixAudioConfigParams *mix_acp_ref(MixAudioConfigParams *mix) 
{ 
  return (MixAudioConfigParams*)mix_params_ref(MIX_PARAMS(mix)); 
}

/**
 * mix_acp_dup:
 * @obj: a #MixAudioConfigParams object
 * @returns: a newly allocated duplicate of the object.
 * 
 * Copy duplicate of the object.
 */
MixParams* mix_acp_dup(const MixParams *obj)
{
  MixParams *ret = NULL;

  if (MIX_IS_AUDIOCONFIGPARAMS(obj))
  {
    MixAudioConfigParams *duplicate = mix_acp_new();
    if (mix_acp_copy(MIX_PARAMS(duplicate), MIX_PARAMS(obj)))
    {
      ret = MIX_PARAMS(duplicate);
    }
    else
    {
      mix_acp_unref(duplicate);
    }
  }

  return ret;
}

/**
 * mix_acp_copy:
 * @target: copy to target
 * @src: copy from src
 * @returns: boolean indicates if copy is successful.
 * 
 * Copy instance data from @src to @target.
 */
gboolean mix_acp_copy(MixParams* target, const MixParams *src)
{
  if (MIX_IS_AUDIOCONFIGPARAMS(target) && MIX_IS_AUDIOCONFIGPARAMS(src))
  {
    MixAudioConfigParams *t = MIX_AUDIOCONFIGPARAMS(target);
    MixAudioConfigParams *s = MIX_AUDIOCONFIGPARAMS(src);

    t->decode_mode = s->decode_mode;
    t->stream_name = g_strdup(s->stream_name);
    t->audio_manager=s->audio_manager;
    t->num_channels = s->num_channels;
    t->bit_rate = s->bit_rate;
    t->sample_freq = s->sample_freq;
    t->bits_per_sample = s->bits_per_sample;
    t->op_align = s->op_align;

    // Now chainup base class
    if (parent_class->copy)
    {
      return parent_class->copy(MIX_PARAMS_CAST(target), MIX_PARAMS_CAST(src));
    }
    else
      return TRUE;
  }
  return FALSE;
}

/**
 * mix_acp_equal:
 * @first: first object to compare
 * @second: seond object to compare
 * @returns: boolean indicates if instance are equal.
 * 
 * Copy instance data from @src to @target.
 */
gboolean mix_acp_equal(MixParams* first, MixParams *second)
{
  gboolean ret = FALSE;
  
  if (first && second)
  {
    if (first == second) return TRUE;
  }
  else
  {
    // one of them is NULL.
    return FALSE;
  }

  // members within this scope equal. chaining up.
  MixParamsClass *klass = MIX_PARAMS_CLASS(parent_class);
  if (klass->equal)
    ret = parent_class->equal(first, second);
  else
    ret = TRUE;

  if (ret && MIX_IS_AUDIOCONFIGPARAMS(first) && MIX_IS_AUDIOCONFIGPARAMS(second))
  {
    MixAudioConfigParams *acp1 = MIX_AUDIOCONFIGPARAMS(first);
    MixAudioConfigParams *acp2 = MIX_AUDIOCONFIGPARAMS(second);

    ret = (acp1->decode_mode == acp2->decode_mode) &&
            (acp1->audio_manager == acp2->audio_manager) &&
            (acp1->num_channels == acp2->num_channels) &&
            (acp1->bit_rate == acp2->bit_rate) &&
            (acp1->sample_freq == acp2->sample_freq) &&
            (acp1->bits_per_sample == acp2->bits_per_sample) &&
            (acp1->op_align == acp2->op_align) && 
            (!strcmp(acp1->stream_name, acp2->stream_name));
  }

  return ret;
}


gboolean mix_acp_is_streamname_valid(MixAudioConfigParams *obj)
{
  if (MIX_IS_AUDIOCONFIGPARAMS(obj))
    if ((obj->stream_name) && (obj->stream_name[0] != 0)) return TRUE;

  return FALSE;
}

gchar *mix_acp_get_streamname(MixAudioConfigParams *obj)
{
  gchar *ret = NULL;
  if (G_LIKELY(MIX_IS_AUDIOCONFIGPARAMS(obj)) && obj->stream_name)
  {
    ret = g_strdup(obj->stream_name);
  }
  return ret;
}

MIX_RESULT mix_acp_set_streamname(MixAudioConfigParams *obj, const gchar *streamname)
{
  MIX_RESULT ret = MIX_RESULT_FAIL;

  if (!obj) return MIX_RESULT_NULL_PTR;

  if (G_LIKELY(MIX_IS_AUDIOCONFIGPARAMS(obj)))
  {
    if (obj->stream_name)
    {
      g_free(obj->stream_name);
      obj->stream_name = NULL;
    }

    if (streamname) obj->stream_name = g_strdup(streamname);

    ret = MIX_RESULT_SUCCESS;
  }
  else
  {
    ret = MIX_RESULT_INVALID_PARAM;
  }  

  return ret;
}

MixACPBPSType mix_acp_get_bps(MixAudioConfigParams *obj)
{
  if (G_LIKELY(obj))
    return obj->bits_per_sample;
  else
    return 0;
}

MIX_RESULT mix_acp_set_bps(MixAudioConfigParams *obj, MixACPBPSType type)
{
  MIX_RESULT ret = MIX_RESULT_SUCCESS;
  
  if (!obj) return MIX_RESULT_NULL_PTR;
  
  if (G_LIKELY(MIX_IS_AUDIOCONFIGPARAMS(obj)))
  {
    switch (type)
    {
      case MIX_ACP_BPS_UNKNOWN:
      case MIX_ACP_BPS_16:
      case MIX_ACP_BPS_24:
        obj->bits_per_sample = type;
        break;
      default:
        ret = MIX_RESULT_INVALID_PARAM;
        break;
    }
  }
  else
  {
    ret = MIX_RESULT_INVALID_PARAM;
  }

  return ret;
}


MixACPOpAlign mix_acp_get_op_align(MixAudioConfigParams *obj)
{
  return (obj->op_align);
}

MIX_RESULT mix_acp_set_op_align(MixAudioConfigParams *obj, MixACPOpAlign op_align)
{
  MIX_RESULT ret = MIX_RESULT_SUCCESS;

  if ((op_align >= MIX_ACP_OUTPUT_ALIGN_16) && (op_align < MIX_ACP_OUTPUT_ALIGN_LAST))
    obj->op_align = op_align;
  else ret=MIX_RESULT_INVALID_PARAM;

  return ret;
}

void mix_acp_print_params(MixAudioConfigParams *obj)
{
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "decode_mode: %d\n", obj->decode_mode);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "stream_name: %s\n", obj->stream_name);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "audio_manager: %d\n", obj->audio_manager);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "num_channels: %d\n", obj->num_channels);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "bit_rate: %d\n", obj->bit_rate);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "sample_freq: %d\n", obj->sample_freq);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "bits_per_sample: %d\n", obj->bits_per_sample);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "op_align: %d\n", obj->op_align);

    MixAudioConfigParamsClass *klass = MIX_AUDIOCONFIGPARAMS_GET_CLASS(obj);
    if (klass->print_params)
    {
      klass->print_params(obj);
    } 
}


MIX_RESULT mix_acp_set_audio_manager(MixAudioConfigParams *obj, MixAudioManager am)
{
    if (obj == NULL) return MIX_RESULT_NULL_PTR;

    if (!G_UNLIKELY(MIX_IS_AUDIOCONFIGPARAMS(obj)))
    {
        return MIX_RESULT_INVALID_PARAM;
    }

    if ((am >= MIX_AUDIOMANAGER_LAST) || (am <MIX_AUDIOMANAGER_NONE))
    {
        return MIX_RESULT_INVALID_PARAM;
    }
    else
    {
        obj->audio_manager = am;
    }

    return MIX_RESULT_SUCCESS;

}

MixAudioManager mix_acp_get_audio_manager(MixAudioConfigParams *obj)
{
    if (G_LIKELY(MIX_IS_AUDIOCONFIGPARAMS(obj)))
    {
        return obj->audio_manager;
    }
    else
        return MIX_AUDIOMANAGER_NONE;
}