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src/flac.c : Work towards writing FLAC metadata.

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This commit is contained in:
Erik de Castro Lopo 2007-07-13 11:21:45 +10:00
parent 6a8724c6da
commit 52bbbae883
1 changed files with 33 additions and 9 deletions
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42
src/flac.c
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@ -502,6 +502,24 @@ sf_flac_enc_write_callback (const FLAC__StreamEncoder * UNUSED (encoder), const
return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR ; return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR ;
} /* sf_flac_enc_write_callback */ } /* sf_flac_enc_write_callback */
static int
flac_write_header (SF_PRIVATE *psf, int UNUSED (calc_length))
{ FLAC_PRIVATE* pflac = (FLAC_PRIVATE*) psf->codec_data ;
int err ;
if ((err = FLAC__stream_encoder_init_stream (pflac->fse, sf_flac_enc_write_callback, sf_flac_enc_seek_callback, sf_flac_enc_tell_callback, NULL, psf)) != FLAC__STREAM_DECODER_INIT_STATUS_OK)
{ psf_log_printf (psf, "Error : FLAC encoder init returned error : %s\n", FLAC__StreamEncoderInitStatusString [err]) ;
return SFE_FLAC_INIT_DECODER ;
} ;
if (psf->error == 0)
psf->dataoffset = psf_ftell (psf) ;
pflac->encbuffer = calloc (ENC_BUFFER_SIZE, sizeof (FLAC__int32)) ;
return psf->error ;
} /* flac_write_header */
/*------------------------------------------------------------------------------ /*------------------------------------------------------------------------------
** Public function. ** Public function.
*/ */
@ -531,8 +549,11 @@ flac_open (SF_PRIVATE *psf)
psf->endian = SF_ENDIAN_BIG ; psf->endian = SF_ENDIAN_BIG ;
psf->sf.seekable = 0 ; psf->sf.seekable = 0 ;
psf->str_flags = SF_STR_ALLOW_START ;
if ((error = flac_enc_init (psf))) if ((error = flac_enc_init (psf)))
return error ; return error ;
psf->write_header = flac_write_header ;
} ; } ;
psf->datalength = psf->filelength ; psf->datalength = psf->filelength ;
@ -628,20 +649,23 @@ flac_enc_init (SF_PRIVATE *psf)
if ((pflac->fse = FLAC__stream_encoder_new ()) == NULL) if ((pflac->fse = FLAC__stream_encoder_new ()) == NULL)
return SFE_FLAC_NEW_DECODER ; return SFE_FLAC_NEW_DECODER ;
FLAC__stream_encoder_set_channels (pflac->fse, psf->sf.channels) ;
FLAC__stream_encoder_set_sample_rate (pflac->fse, psf->sf.samplerate) ;
FLAC__stream_encoder_set_bits_per_sample (pflac->fse, bps) ;
if ((bps = FLAC__stream_encoder_init_stream (pflac->fse, sf_flac_enc_write_callback, sf_flac_enc_seek_callback, sf_flac_enc_tell_callback, NULL, psf)) != FLAC__STREAM_DECODER_INIT_STATUS_OK) if (! FLAC__stream_encoder_set_channels (pflac->fse, psf->sf.channels))
{ psf_log_printf (psf, "Error : FLAC encoder init returned error : %s\n", FLAC__StreamEncoderInitStatusString [bps]) ; { psf_log_printf (psf, "FLAC__stream_encoder_set_channels (%d) return false.\n", psf->sf.channels) ;
return SFE_FLAC_INIT_DECODER ; return SFE_FLAC_INIT_DECODER ;
} ; } ;
if (psf->error == 0) if (! FLAC__stream_encoder_set_sample_rate (pflac->fse, psf->sf.samplerate))
psf->dataoffset = psf_ftell (psf) ; { psf_log_printf (psf, "FLAC__stream_encoder_set_sample_rate (%d) returned false.\n", psf->sf.samplerate) ;
pflac->encbuffer = calloc (ENC_BUFFER_SIZE, sizeof (FLAC__int32)) ; return SFE_FLAC_BAD_SAMPLE_RATE ;
} ;
return psf->error ; if (! FLAC__stream_encoder_set_bits_per_sample (pflac->fse, bps))
{ psf_log_printf (psf, "FLAC__stream_encoder_set_bits_per_sample (%d) return false.\n", bps) ;
return SFE_FLAC_INIT_DECODER ;
} ;
return 0 ;
} /* flac_enc_init */ } /* flac_enc_init */
static int static int