mix_audio/src/mixacpaac.c

/*
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*/

/**
 * SECTION:mixacpaac
 * @short_description: Audio configuration parameters for AAC-LC, HEAAC v1, and HEAAC v2 audio format.
 * @include: mixacpaac.h
 *
 * A data object which stores audio specific parameters for the following formats:
 * <itemizedlist>
 * <listitem>AAC-LC</listitem>
 * <listitem>HE-AAC v1</listitem>
 * <listitem>HE-AAC v2</listitem>
 * </itemizedlist>
 *
 * Additional parameters must be set in the parent object #MixAudioConfigParams
 */

#include "mixacpaac.h"
#include <string.h>
#include <mixlog.h>

static GType _mix_acp_aac_type = 0;
static MixAudioConfigParamsClass *parent_class = NULL;

#define _do_init { _mix_acp_aac_type = g_define_type_id; }

gboolean mix_acp_aac_copy(MixParams* target, const MixParams *src);
MixParams* mix_acp_aac_dup(const MixParams *obj);
gboolean mix_acp_aac_equal(MixParams* first, MixParams *second);
static void mix_acp_aac_finalize(MixParams *obj);

void mix_aac_print_params(MixAudioConfigParams *obj);

G_DEFINE_TYPE_WITH_CODE(MixAudioConfigParamsAAC, mix_acp_aac, MIX_TYPE_AUDIOCONFIGPARAMS, _do_init);

static void mix_acp_aac_init (MixAudioConfigParamsAAC *self)
{
  self->MPEG_id = MIX_AAC_MPEG_ID_NULL;
  self->bit_stream_format= MIX_AAC_BS_NULL;
  self->aac_profile=MIX_AAC_PROFILE_NULL;
  self->aot=0;
  self->bit_rate_type=MIX_AAC_BR_NULL; /* 0=CBR, 1=VBR */
  self->CRC=FALSE;
  self->sbrPresentFlag = -1;
  self->psPresentFlag = -1;
  self->pce_present=FALSE; /* Flag. 1- present 0 - not present, for RAW */
  self->syntc_id[0] = self->syntc_id[1] = 0; /* 0 for ID_SCE(Dula Mono), -1 for raw */
  self->syntc_tag[0] = self->syntc_tag[1] = 0; /* raw - -1 and 0 -16 for rest of the streams */
  self->num_syntc_elems = 0;
  self->aac_sample_rate = 0;
  self->aac_channels = 0;
}

static void mix_acp_aac_class_init(MixAudioConfigParamsAACClass *klass)
{
  MixParamsClass *mixparams_class = MIX_PARAMS_CLASS(klass);

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

  mixparams_class->finalize = mix_acp_aac_finalize;
  mixparams_class->copy = (MixParamsCopyFunction)mix_acp_aac_copy;
  mixparams_class->dup = (MixParamsDupFunction)mix_acp_aac_dup;
  mixparams_class->equal = (MixParamsEqualFunction)mix_acp_aac_equal;

//  MixAudioConfigParamsClass *acp = MIX_AUDIOCONFIGPARAMS_GET_CLASS(klass);
  MixAudioConfigParamsClass *acp = (MixAudioConfigParamsClass *)klass;
  acp->print_params = mix_aac_print_params;
}

MixAudioConfigParamsAAC *mix_acp_aac_new(void)
{
  MixAudioConfigParamsAAC *ret = (MixAudioConfigParamsAAC *)g_type_create_instance (MIX_TYPE_AUDIOCONFIGPARAMSAAC);

  return ret;
}

void mix_acp_aac_finalize(MixParams *obj)
{
  /* clean up here. */

  /* Chain up parent */
  MixParamsClass *klass = MIX_PARAMS_CLASS(parent_class);
  if (klass->finalize)
    klass->finalize(obj);
}

MixAudioConfigParamsAAC *mix_acp_aac_ref(MixAudioConfigParamsAAC *mix)
{
  return (MixAudioConfigParamsAAC*)mix_params_ref(MIX_PARAMS(mix));
}

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

  if (MIX_IS_AUDIOCONFIGPARAMSAAC(obj))
  {
    MixAudioConfigParamsAAC *duplicate = mix_acp_aac_new();
    if (mix_acp_aac_copy(MIX_PARAMS(duplicate), MIX_PARAMS(obj)))
    {
      ret = MIX_PARAMS(duplicate);
    }
    else
    {
      mix_acp_aac_unref(duplicate);
    }
  }

  return ret;
}

/**
 * mix_acp_aac_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_aac_copy(MixParams* target, const MixParams *src)
{
  if (MIX_IS_AUDIOCONFIGPARAMSAAC(target) && MIX_IS_AUDIOCONFIGPARAMSAAC(src))
  {
    MixAudioConfigParamsAAC *t = MIX_AUDIOCONFIGPARAMSAAC(target);
    MixAudioConfigParamsAAC *s = MIX_AUDIOCONFIGPARAMSAAC(src);

    t->MPEG_id = s->MPEG_id;
    t->bit_stream_format = s->bit_stream_format;
    t->aac_profile = s->aac_profile;
    t->aot = s->aot;
    t->bit_rate_type = s->bit_rate_type;
    t->CRC = s->CRC;

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

/**
 * mix_acp_aac_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_aac_equal(MixParams* first, MixParams *second)
{
  gboolean ret = FALSE;

  if (first && second)
  {
    if (first == second) return TRUE;
  }
  else
  {
    return FALSE;
  }

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

  if (ret && MIX_IS_AUDIOCONFIGPARAMSAAC(first) && MIX_IS_AUDIOCONFIGPARAMSAAC(second))
  {

    MixAudioConfigParamsAAC *acp1 = MIX_AUDIOCONFIGPARAMSAAC(first);
    MixAudioConfigParamsAAC *acp2 = MIX_AUDIOCONFIGPARAMSAAC(second);

    ret = (acp1->MPEG_id == acp2->MPEG_id) &&
          (acp1->bit_stream_format && acp2->bit_stream_format) &&
          (acp1->aac_profile == acp2->aac_profile) &&
          (acp1->aot == acp2->aot) &&
          (acp1->bit_rate_type == acp2->bit_rate_type) &&
          (acp1->CRC == acp2->CRC) &&
          (acp1->sbrPresentFlag == acp2->sbrPresentFlag) &&
          (acp1->psPresentFlag == acp2->psPresentFlag) &&
          (acp1->pce_present == acp2->pce_present) &&
          (acp1->syntc_id[0] == acp2->syntc_id[0]) &&
          (acp1->syntc_id[1] == acp2->syntc_id[1]) &&
          (acp1->syntc_tag[0] == acp2->syntc_tag[0]) &&
          (acp1->syntc_tag[1] == acp2->syntc_tag[1]);
  }

  return ret;
}

MIX_RESULT mix_acp_aac_set_bit_stream_format(MixAudioConfigParamsAAC *obj, MixAACBitstreamFormt bit_stream_format)
{
  MIX_RESULT ret = MIX_RESULT_SUCCESS;

  if (!obj) return MIX_RESULT_NULL_PTR;

  if (bit_stream_format < MIX_AAC_BS_ADTS && bit_stream_format >= MIX_AAC_BS_LAST)
  {
    ret = MIX_RESULT_INVALID_PARAM;
  }
  else
  {
    obj->bit_stream_format = bit_stream_format;
  }

  return ret;
}
MixAACBitstreamFormt mix_acp_aac_get_bit_stream_format(MixAudioConfigParamsAAC *obj)
{
  if (obj)
    return obj->bit_stream_format;
  else
    return MIX_AAC_BS_NULL;
}

MIX_RESULT mix_acp_aac_set_aac_profile(MixAudioConfigParamsAAC *obj, MixAACProfile aac_profile)
{
  MIX_RESULT ret = MIX_RESULT_SUCCESS;

  if (!obj) return MIX_RESULT_NULL_PTR;

  if (aac_profile < MIX_AAC_PROFILE_MAIN || aac_profile >= MIX_AAC_PROFILE_LAST)
  {
    ret = MIX_RESULT_INVALID_PARAM;
  }
  else
  {
    obj->aac_profile = aac_profile;
  }

  return ret;
}
MixAACProfile mix_acp_aac_get_aac_profile(MixAudioConfigParamsAAC *obj)
{
  if (obj)
    return obj->aac_profile;
  else
    return MIX_AAC_PROFILE_NULL;
}

MIX_RESULT mix_acp_aac_set_bit_rate_type(MixAudioConfigParamsAAC *obj, MixAACBitrateType bit_rate_type)
{
  MIX_RESULT ret = MIX_RESULT_SUCCESS;

  if (!obj) return MIX_RESULT_NULL_PTR;

  if (bit_rate_type != MIX_AAC_BR_CONSTANT && bit_rate_type != MIX_AAC_BR_VARIABLE)
  {
    ret = MIX_RESULT_INVALID_PARAM;
  }
  else
  {
    obj->bit_rate_type = bit_rate_type;
  }

  return ret;
}
MixAACBitrateType mix_acp_aac_get_bit_rate_type(MixAudioConfigParamsAAC *obj)
{
  if (obj)
    return obj->bit_rate_type;
  else
    return MIX_AAC_BR_NULL;
}

void mix_aac_print_params(MixAudioConfigParams *obj)
{
    MixAudioConfigParamsAAC *t = MIX_AUDIOCONFIGPARAMSAAC(obj);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "Mpeg ID: %d\n", t->MPEG_id);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "bit_stream_format: %d\n", t->bit_stream_format);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "aac_profile: %d\n", t->aac_profile);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "aot: %d\n", t->aot);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "bit_rate_type: %d\n", t->bit_rate_type);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, "CRC: %d\n", t->CRC);
    mix_log(MIX_AUDIO_COMP, MIX_LOG_LEVEL_INFO, " \n");
}


MIX_RESULT mix_acp_aac_set_aot(MixAudioConfigParamsAAC *obj, guint aot)
{
    if (!obj) return MIX_RESULT_NULL_PTR;

    if (MIX_IS_AUDIOCONFIGPARAMSAAC(obj))
    {
        if ((aot == 2) || (aot == 5))
        {
            obj->aot=aot;
            return MIX_RESULT_SUCCESS;
        }
        else
        {
            return MIX_RESULT_NOT_SUPPORTED;
        }
    }
    else
    {
        return MIX_RESULT_INVALID_PARAM;
    }
}

guint mix_acp_aac_get_aot(MixAudioConfigParamsAAC *obj)
{
    if (MIX_IS_AUDIOCONFIGPARAMSAAC(obj))
        return obj->aot;
    else
        return 0;
}


MIX_RESULT mix_acp_aac_set_mpeg_id(MixAudioConfigParamsAAC *obj, MixAACMpegID mpegid)
{
    if (!obj) return MIX_RESULT_NULL_PTR;

    if (MIX_IS_AUDIOCONFIGPARAMSAAC(obj))
    {
        if ((mpegid >= MIX_AAC_MPEG_ID_NULL) || (mpegid < MIX_AAC_MPEG_LAST))
        {
            obj->MPEG_id=mpegid;
            return MIX_RESULT_SUCCESS;
        }
        else
        {
            return MIX_RESULT_NOT_SUPPORTED;
        }
    }
    else
    {
        return MIX_RESULT_INVALID_PARAM;
    }
}

MixAACMpegID mix_acp_aac_get_mpeg_id(MixAudioConfigParamsAAC *obj)
{
    if (MIX_IS_AUDIOCONFIGPARAMSAAC(obj))
        return obj->MPEG_id;
    else
        return MIX_AAC_MPEG_ID_NULL;
}