FLAC__bool FLAC_plugin__decoder_init(FLAC__FileDecoder *decoder, const char *filename, FLAC__int64 filesize, file_info_struct *file_info, output_config_t *config) { FLAC__ASSERT(decoder); FLAC_plugin__decoder_finish(decoder); /* init decoder */ FLAC__file_decoder_set_md5_checking(decoder, false); FLAC__file_decoder_set_filename(decoder, filename); FLAC__file_decoder_set_metadata_ignore_all(decoder); FLAC__file_decoder_set_metadata_respond(decoder, FLAC__METADATA_TYPE_STREAMINFO); FLAC__file_decoder_set_metadata_respond(decoder, FLAC__METADATA_TYPE_VORBIS_COMMENT); FLAC__file_decoder_set_metadata_callback(decoder, metadata_callback); FLAC__file_decoder_set_write_callback(decoder, write_callback); FLAC__file_decoder_set_error_callback(decoder, error_callback); FLAC__file_decoder_set_client_data(decoder, file_info); if (FLAC__file_decoder_init(decoder) != FLAC__FILE_DECODER_OK) { FLAC_plugin__show_error("Error while initializing decoder (%s).", FLAC__FileDecoderStateString[FLAC__file_decoder_get_state(decoder)]); return false; } /* process */ cfg = *config; wide_samples_in_reservoir_ = 0; file_info->is_playing = false; file_info->abort_flag = false; file_info->has_replaygain = false; if (!FLAC__file_decoder_process_until_end_of_metadata(decoder)) { FLAC_plugin__show_error("Error while processing metadata (%s).", FLAC__FileDecoderStateString[FLAC__file_decoder_get_state(decoder)]); return false; } /* check results */ if (file_info->abort_flag) return false; /* metadata callback already popped up the error dialog */ /* init replaygain */ file_info->output_bits_per_sample = file_info->has_replaygain && cfg.replaygain.enable ? cfg.resolution.replaygain.bps_out : cfg.resolution.normal.dither_24_to_16 ? min(file_info->bits_per_sample, 16) : file_info->bits_per_sample; if (file_info->has_replaygain && cfg.replaygain.enable && cfg.resolution.replaygain.dither) FLAC__replaygain_synthesis__init_dither_context(&file_info->dither_context, file_info->bits_per_sample, cfg.resolution.replaygain.noise_shaping); /* more inits */ file_info->eof = false; file_info->seek_to = -1; file_info->is_playing = true; file_info->average_bps = (unsigned)(filesize / (125.*file_info->total_samples/file_info->sample_rate)); bh_index_last_w = 0; bh_index_last_o = BITRATE_HIST_SIZE; decode_position = 0; decode_position_last = 0; written_time_last = 0; return true; }
void FLAC_XMMS__play_file(char *filename) { FILE *f; sample_buffer_first_ = sample_buffer_last_ = 0; audio_error_ = false; stream_data_.abort_flag = false; stream_data_.is_playing = false; stream_data_.is_http_source = is_http_source(filename); stream_data_.eof = false; stream_data_.play_thread_open = false; stream_data_.has_replaygain = false; if(!is_http_source(filename)) { if(0 == (f = fopen(filename, "r"))) return; fclose(f); } if(decoder_ == 0) return; if(!safe_decoder_init_(filename, decoder_)) return; if(stream_data_.has_replaygain && flac_cfg.output.replaygain.enable) { if(flac_cfg.output.resolution.replaygain.bps_out == 8) { stream_data_.sample_format = FMT_U8; stream_data_.sample_format_bytes_per_sample = 1; } else if(flac_cfg.output.resolution.replaygain.bps_out == 16) { stream_data_.sample_format = (is_big_endian_host_) ? FMT_S16_BE : FMT_S16_LE; stream_data_.sample_format_bytes_per_sample = 2; } else { /*@@@ need some error here like wa2: MessageBox(mod_.hMainWindow, "ERROR: plugin can only handle 8/16-bit samples\n", "ERROR: plugin can only handle 8/16-bit samples", 0); */ fprintf(stderr, "libxmms-flac: can't handle %d bit output\n", flac_cfg.output.resolution.replaygain.bps_out); safe_decoder_finish_(decoder_); return; } } else { if(stream_data_.bits_per_sample == 8) { stream_data_.sample_format = FMT_U8; stream_data_.sample_format_bytes_per_sample = 1; } else if(stream_data_.bits_per_sample == 16 || (stream_data_.bits_per_sample == 24 && flac_cfg.output.resolution.normal.dither_24_to_16)) { stream_data_.sample_format = (is_big_endian_host_) ? FMT_S16_BE : FMT_S16_LE; stream_data_.sample_format_bytes_per_sample = 2; } else { /*@@@ need some error here like wa2: MessageBox(mod_.hMainWindow, "ERROR: plugin can only handle 8/16-bit samples\n", "ERROR: plugin can only handle 8/16-bit samples", 0); */ fprintf(stderr, "libxmms-flac: can't handle %d bit output\n", stream_data_.bits_per_sample); safe_decoder_finish_(decoder_); return; } } FLAC__replaygain_synthesis__init_dither_context(&stream_data_.dither_context, stream_data_.sample_format_bytes_per_sample * 8, flac_cfg.output.resolution.replaygain.noise_shaping); stream_data_.is_playing = true; if(flac_ip.output->open_audio(stream_data_.sample_format, stream_data_.sample_rate, stream_data_.channels) == 0) { audio_error_ = true; safe_decoder_finish_(decoder_); return; } stream_data_.title = flac_format_song_title(filename); flac_ip.set_info(stream_data_.title, stream_data_.length_in_msec, stream_data_.sample_rate * stream_data_.channels * stream_data_.bits_per_sample, stream_data_.sample_rate, stream_data_.channels); stream_data_.seek_to_in_sec = -1; stream_data_.play_thread_open = true; pthread_create(&decode_thread_, NULL, play_loop_, NULL); }