int avpriv_mpa_decode_header(AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bit_rate)

{

    MPADecodeHeader s1, *s = &s1;



    if (ff_mpa_check_header(head) != 0)

        return -1;



    if (avpriv_mpegaudio_decode_header(s, head) != 0) {

        return -1;

    }



    switch(s->layer) {

    case 1:

        avctx->codec_id = AV_CODEC_ID_MP1;

        *frame_size = 384;

        break;

    case 2:

        avctx->codec_id = AV_CODEC_ID_MP2;

        *frame_size = 1152;

        break;

    default:

    case 3:

        if (avctx->codec_id != AV_CODEC_ID_MP3ADU)

            avctx->codec_id = AV_CODEC_ID_MP3;

        if (s->lsf)

            *frame_size = 576;

        else

            *frame_size = 1152;

        break;

    }



    *sample_rate = s->sample_rate;

    *channels = s->nb_channels;

    *bit_rate = s->bit_rate;

    return s->frame_size;

}

int avpriv_mpa_decode_header(AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bit_rate)

{

    MPADecodeHeader s1, *s = &s1;



    if (ff_mpa_check_header(head) != 0)

        return -1;



    if (avpriv_mpegaudio_decode_header(s, head) != 0) {

        return -1;

    }



    switch(s->layer) {

    case 1:

        avctx->codec_id = AV_CODEC_ID_MP1;

        *frame_size = 384;

        break;

    case 2:

        avctx->codec_id = AV_CODEC_ID_MP2;

        *frame_size = 1152;

        break;

    default:

    case 3:

        if (avctx->codec_id != AV_CODEC_ID_MP3ADU)

            avctx->codec_id = AV_CODEC_ID_MP3;

        if (s->lsf)

            *frame_size = 576;

        else

            *frame_size = 1152;

        break;

    }



    *sample_rate = s->sample_rate;

    *channels = s->nb_channels;

    *bit_rate = s->bit_rate;

    return s->frame_size;

}

int FUNC_0(AVCodecContext *VAR_0, uint32_t VAR_1, int *VAR_2, int *VAR_3, int *VAR_4, int *VAR_5)

{

    MPADecodeHeader s1, *s = &s1;



    if (ff_mpa_check_header(VAR_1) != 0)

        return -1;



    if (avpriv_mpegaudio_decode_header(s, VAR_1) != 0) {

        return -1;

    }



    switch(s->layer) {

    case 1:

        VAR_0->codec_id = AV_CODEC_ID_MP1;

        *VAR_4 = 384;

        break;

    case 2:

        VAR_0->codec_id = AV_CODEC_ID_MP2;

        *VAR_4 = 1152;

        break;

    default:

    case 3:

        if (VAR_0->codec_id != AV_CODEC_ID_MP3ADU)

            VAR_0->codec_id = AV_CODEC_ID_MP3;

        if (s->lsf)

            *VAR_4 = 576;

        else

            *VAR_4 = 1152;

        break;

    }



    *VAR_2 = s->VAR_2;

    *VAR_3 = s->nb_channels;

    *VAR_5 = s->VAR_5;

    return s->VAR_4;

}

int FUNC_0(AVCodecContext *VAR_0, uint32_t VAR_1, int *VAR_2, int *VAR_3, int *VAR_4, int *VAR_5)
{ MPADecodeHeader s1, *s = &s1; if (ff_mpa_check_header(VAR_1) != 0)
return -1; if (avpriv_mpegaudio_decode_header(s, VAR_1) != 0) { return -1; } switch(s->layer) { case 1:
VAR_0->codec_id = AV_CODEC_ID_MP1; *VAR_4 = 384; break; case 2:
VAR_0->codec_id = AV_CODEC_ID_MP2; *VAR_4 = 1152; break; default:
case 3:
if (VAR_0->codec_id != AV_CODEC_ID_MP3ADU)
VAR_0->codec_id = AV_CODEC_ID_MP3; if (s->lsf)
*VAR_4 = 576; else
*VAR_4 = 1152; break; } *VAR_2 = s->VAR_2; *VAR_3 = s->nb_channels; *VAR_5 = s->VAR_5; return s->VAR_4; }