diff options
Diffstat (limited to 'src/decoder/_flac_common.h')
| -rw-r--r-- | src/decoder/_flac_common.h | 178 |
1 files changed, 54 insertions, 124 deletions
diff --git a/src/decoder/_flac_common.h b/src/decoder/_flac_common.h index 68de7e969..2f328afa6 100644 --- a/src/decoder/_flac_common.h +++ b/src/decoder/_flac_common.h @@ -24,132 +24,51 @@ #ifndef MPD_FLAC_COMMON_H #define MPD_FLAC_COMMON_H -#include "../decoder_api.h" -#include "config.h" +#include "decoder_api.h" +#include "pcm_buffer.h" #include <glib.h> -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "flac" - -#include <FLAC/export.h> -#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT <= 7 -# include <FLAC/seekable_stream_decoder.h> -# define flac_decoder FLAC__SeekableStreamDecoder -# define flac_new() FLAC__seekable_stream_decoder_new() - -# define flac_ogg_init(a,b,c,d,e,f,g,h,i,j) (0) - -# define flac_get_decode_position(x,y) \ - FLAC__seekable_stream_decoder_get_decode_position(x,y) -# define flac_get_state(x) FLAC__seekable_stream_decoder_get_state(x) -# define flac_process_single(x) FLAC__seekable_stream_decoder_process_single(x) -# define flac_process_metadata(x) \ - FLAC__seekable_stream_decoder_process_until_end_of_metadata(x) -# define flac_seek_absolute(x,y) \ - FLAC__seekable_stream_decoder_seek_absolute(x,y) -# define flac_finish(x) FLAC__seekable_stream_decoder_finish(x) -# define flac_delete(x) FLAC__seekable_stream_decoder_delete(x) - -# define flac_decoder_eof FLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM - -typedef unsigned flac_read_status_size_t; -# define flac_read_status FLAC__SeekableStreamDecoderReadStatus -# define flac_read_status_continue \ - FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK -# define flac_read_status_eof FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK -# define flac_read_status_abort \ - FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR - -# define flac_seek_status FLAC__SeekableStreamDecoderSeekStatus -# define flac_seek_status_ok FLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK -# define flac_seek_status_error FLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR - -# define flac_tell_status FLAC__SeekableStreamDecoderTellStatus -# define flac_tell_status_ok FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK -# define flac_tell_status_error \ - FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_ERROR -# define flac_tell_status_unsupported \ - FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_ERROR - -# define flac_length_status FLAC__SeekableStreamDecoderLengthStatus -# define flac_length_status_ok FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK -# define flac_length_status_error \ - FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR -# define flac_length_status_unsupported \ - FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR - -# ifdef HAVE_OGGFLAC -# include <OggFLAC/seekable_stream_decoder.h> -# endif -#else /* FLAC_API_VERSION_CURRENT > 7 */ - -/* - * OggFLAC support is handled by our flac_plugin already, and - * thus we *can* always have it if libFLAC was compiled with it - */ -# include "_ogg_common.h" - -# include <FLAC/stream_decoder.h> -# define flac_decoder FLAC__StreamDecoder -# define flac_new() FLAC__stream_decoder_new() - -# define flac_init(a,b,c,d,e,f,g,h,i,j) \ - (FLAC__stream_decoder_init_stream(a,b,c,d,e,f,g,h,i,j) \ - == FLAC__STREAM_DECODER_INIT_STATUS_OK) -# define flac_ogg_init(a,b,c,d,e,f,g,h,i,j) \ - (FLAC__stream_decoder_init_ogg_stream(a,b,c,d,e,f,g,h,i,j) \ - == FLAC__STREAM_DECODER_INIT_STATUS_OK) - -# define flac_get_decode_position(x,y) \ - FLAC__stream_decoder_get_decode_position(x,y) -# define flac_get_state(x) FLAC__stream_decoder_get_state(x) -# define flac_process_single(x) FLAC__stream_decoder_process_single(x) -# define flac_process_metadata(x) \ - FLAC__stream_decoder_process_until_end_of_metadata(x) -# define flac_seek_absolute(x,y) FLAC__stream_decoder_seek_absolute(x,y) -# define flac_finish(x) FLAC__stream_decoder_finish(x) -# define flac_delete(x) FLAC__stream_decoder_delete(x) - -# define flac_decoder_eof FLAC__STREAM_DECODER_END_OF_STREAM - -typedef size_t flac_read_status_size_t; -# define flac_read_status FLAC__StreamDecoderReadStatus -# define flac_read_status_continue \ - FLAC__STREAM_DECODER_READ_STATUS_CONTINUE -# define flac_read_status_eof FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM -# define flac_read_status_abort FLAC__STREAM_DECODER_READ_STATUS_ABORT - -# define flac_seek_status FLAC__StreamDecoderSeekStatus -# define flac_seek_status_ok FLAC__STREAM_DECODER_SEEK_STATUS_OK -# define flac_seek_status_error FLAC__STREAM_DECODER_SEEK_STATUS_ERROR -# define flac_seek_status_unsupported \ - FLAC__STREAM_DECODER_SEEK_STATUS_UNSUPPORTED - -# define flac_tell_status FLAC__StreamDecoderTellStatus -# define flac_tell_status_ok FLAC__STREAM_DECODER_TELL_STATUS_OK -# define flac_tell_status_error FLAC__STREAM_DECODER_TELL_STATUS_ERROR -# define flac_tell_status_unsupported \ - FLAC__STREAM_DECODER_TELL_STATUS_UNSUPPORTED - -# define flac_length_status FLAC__StreamDecoderLengthStatus -# define flac_length_status_ok FLAC__STREAM_DECODER_LENGTH_STATUS_OK -# define flac_length_status_error FLAC__STREAM_DECODER_LENGTH_STATUS_ERROR -# define flac_length_status_unsupported \ - FLAC__STREAM_DECODER_LENGTH_STATUS_UNSUPPORTED - -#endif /* FLAC_API_VERSION_CURRENT >= 7 */ - +#include <FLAC/stream_decoder.h> #include <FLAC/metadata.h> -#define FLAC_CHUNK_SIZE 4080 +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "flac" struct flac_data { - unsigned char chunk[FLAC_CHUNK_SIZE]; - float time; - unsigned int bit_rate; - struct audio_format audio_format; - float total_time; + struct pcm_buffer buffer; + + enum sample_format sample_format; + + /** + * The size of one frame in the output buffer. + */ + unsigned frame_size; + + /** + * Is the #stream_info member valid? + */ + bool have_stream_info; + + /** + * A copy of the stream info object passed to the metadata + * callback. Once we drop support for libFLAC 1.1.2, we can + * remove this attribute, and use + * FLAC__stream_decoder_get_total_samples() etc. + */ + FLAC__StreamMetadata_StreamInfo stream_info; + + /** + * The number of the first frame in this song. This is only + * non-zero if playing sub songs from a CUE sheet. + */ + FLAC__uint64 first_frame; + + /** + * The number of the next frame which is going to be decoded. + */ + FLAC__uint64 next_frame; + FLAC__uint64 position; struct decoder *decoder; struct input_stream *input_stream; @@ -162,6 +81,20 @@ void flac_data_init(struct flac_data *data, struct decoder * decoder, struct input_stream *input_stream); +void +flac_data_deinit(struct flac_data *data); + +/** + * Obtains the audio format from the stream_info attribute, and copies + * it to the specified #audio_format object. This also updates the + * frame_size attribute. + * + * @return true on success, false the audio format is not supported + */ +bool +flac_data_get_audio_format(struct flac_data *data, + struct audio_format *audio_format); + void flac_metadata_common_cb(const FLAC__StreamMetadata * block, struct flac_data *data); @@ -169,13 +102,10 @@ void flac_error_common_cb(const char *plugin, FLAC__StreamDecoderErrorStatus status, struct flac_data *data); -void -flac_vorbis_comments_to_tag(struct tag *tag, const char *char_tnum, - const FLAC__StreamMetadata *block); - FLAC__StreamDecoderWriteStatus flac_common_write(struct flac_data *data, const FLAC__Frame * frame, - const FLAC__int32 *const buf[]); + const FLAC__int32 *const buf[], + FLAC__uint64 nbytes); #if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7 |