/* flac - Command-line FLAC encoder/decoder
- * Copyright (C) 2000 Josh Coalson
+ * Copyright (C) 2000,2001 Josh Coalson
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
+/*@@@ need to "_finish()" the verify decoder */
+
#include <assert.h>
#if defined _WIN32 && !defined __CYGWIN__
/* where MSVC puts unlink() */
#else
# include <unistd.h>
#endif
-#include <stdio.h> /* for FILE */
+#include <stdio.h> /* for FILE et al. */
+#include <stdlib.h> /* for malloc */
#include <string.h> /* for strcmp() */
#include "FLAC/all.h"
#include "encode.h"
+#ifdef min
+#undef min
+#endif
+#define min(x,y) ((x)<(y)?(x):(y))
+
#define CHUNK_OF_SAMPLES 2048
+typedef enum {
+ FLAC__VERIFY_OK,
+ FLAC__VERIFY_FAILED_IN_FRAME,
+ FLAC__VERIFY_FAILED_IN_METADATA
+} verify_code;
+
+typedef struct {
+ int32 *original[FLAC__MAX_CHANNELS];
+ unsigned size; /* of each original[] in samples */
+ unsigned tail; /* in wide samples */
+ const byte *encoded_signal;
+ unsigned encoded_signal_capacity;
+ unsigned encoded_bytes;
+ bool into_frames;
+ verify_code result;
+ FLAC__StreamDecoder *decoder;
+} verify_fifo_struct;
+
typedef struct {
FILE *fout;
const char *outfile;
FLAC__Encoder *encoder;
+ bool verify;
bool verbose;
uint64 unencoded_size;
uint64 total_samples_to_encode;
uint64 bytes_written;
uint64 samples_written;
unsigned current_frame;
+ verify_fifo_struct verify_fifo;
} encoder_wrapper_struct;
static bool is_big_endian_host;
-static unsigned char ucbuffer[CHUNK_OF_SAMPLES*FLAC__MAX_CHANNELS*(FLAC__MAX_BITS_PER_SAMPLE>>3)];
+static unsigned char ucbuffer[CHUNK_OF_SAMPLES*FLAC__MAX_CHANNELS*((FLAC__MAX_BITS_PER_SAMPLE+7)/8)];
static signed char *scbuffer = (signed char *)ucbuffer;
static uint16 *usbuffer = (uint16 *)ucbuffer;
static int16 *ssbuffer = (int16 *)ucbuffer;
/* local routines */
static bool init(encoder_wrapper_struct *encoder_wrapper);
-static bool init_encoder(bool lax, bool do_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned channels, unsigned bps, unsigned sample_rate, encoder_wrapper_struct *encoder_wrapper);
-static void format_input(unsigned wide_samples, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps);
+static bool init_encoder(bool lax, bool do_mid_side, bool loose_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned channels, unsigned bps, unsigned sample_rate, unsigned padding, encoder_wrapper_struct *encoder_wrapper);
+static void format_input(unsigned wide_samples, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps, encoder_wrapper_struct *encoder_wrapper);
static FLAC__EncoderWriteStatus write_callback(const FLAC__Encoder *encoder, const byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
static void metadata_callback(const FLAC__Encoder *encoder, const FLAC__StreamMetaData *metadata, void *client_data);
+static FLAC__StreamDecoderReadStatus verify_read_callback(const FLAC__StreamDecoder *decoder, byte buffer[], unsigned *bytes, void *client_data);
+static FLAC__StreamDecoderWriteStatus verify_write_callback(const FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const int32 *buffer[], void *client_data);
+static void verify_metadata_callback(const FLAC__StreamDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data);
+static void verify_error_callback(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
static void print_stats(const encoder_wrapper_struct *encoder_wrapper);
static bool read_little_endian_uint16(FILE *f, uint16 *val, bool eof_ok);
static bool read_little_endian_uint32(FILE *f, uint32 *val, bool eof_ok);
-int encode_wav(const char *infile, const char *outfile, bool verbose, uint64 skip, bool lax, bool do_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision)
+int encode_wav(const char *infile, const char *outfile, bool verbose, uint64 skip, bool verify, bool lax, bool do_mid_side, bool loose_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned padding)
{
encoder_wrapper_struct encoder_wrapper;
FILE *fin;
uint32 xx;
encoder_wrapper.encoder = 0;
+ encoder_wrapper.verify = verify;
encoder_wrapper.verbose = verbose;
encoder_wrapper.bytes_written = 0;
encoder_wrapper.samples_written = 0;
goto wav_abort_;
data_bytes = xx;
- if(!init_encoder(lax, do_mid_side, do_exhaustive_model_search, do_qlp_coeff_prec_search, rice_optimization_level, max_lpc_order, blocksize, qlp_coeff_precision, channels, bps, sample_rate, &encoder_wrapper))
- goto wav_abort_;
-
bytes_per_wide_sample = channels * (bps >> 3);
- if(-1 == fseek(fin, bytes_per_wide_sample * (unsigned)skip, SEEK_CUR)) {
- fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
- goto wav_abort_;
+ if(skip > 0) {
+ if(fin != stdin) {
+ if(-1 == fseek(fin, bytes_per_wide_sample * (unsigned)skip, SEEK_CUR)) {
+ fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
+ goto wav_abort_;
+ }
+ }
+ else {
+ int64 left;
+ unsigned need;
+ for(left = (int64)skip; left > 0; left -= CHUNK_OF_SAMPLES) {
+ need = min(left, CHUNK_OF_SAMPLES);
+ if(fread(ucbuffer, 1, bytes_per_wide_sample * need, fin) < need) {
+ fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
+ goto wav_abort_;
+ }
+ }
+ }
}
encoder_wrapper.total_samples_to_encode = data_bytes / bytes_per_wide_sample - skip;
encoder_wrapper.unencoded_size = encoder_wrapper.total_samples_to_encode * bytes_per_wide_sample + 44; /* 44 for the size of the WAV headers */
+ if(!init_encoder(lax, do_mid_side, loose_mid_side, do_exhaustive_model_search, do_qlp_coeff_prec_search, rice_optimization_level, max_lpc_order, blocksize, qlp_coeff_precision, channels, bps, sample_rate, padding, &encoder_wrapper))
+ goto wav_abort_;
+
+ encoder_wrapper.verify_fifo.into_frames = true;
+
while(data_bytes > 0) {
bytes_read = fread(ucbuffer, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample, fin);
if(bytes_read == 0) {
else if(feof(fin))
break;
}
- else if(bytes_read % bytes_per_wide_sample != 0) {
- fprintf(stderr, "ERROR, got partial sample from input file %s\n", infile);
- goto wav_abort_;
- }
else {
- unsigned wide_samples = bytes_read / bytes_per_wide_sample;
- format_input(wide_samples, false, is_unsigned_samples, channels, bps);
- if(!FLAC__encoder_process(encoder_wrapper.encoder, input, wide_samples)) {
- fprintf(stderr, "ERROR during encoding, state = %d\n", encoder_wrapper.encoder->state);
+ if(bytes_read > data_bytes)
+ bytes_read = data_bytes; /* chop off anything after the end of the data chunk */
+ if(bytes_read % bytes_per_wide_sample != 0) {
+ fprintf(stderr, "ERROR, got partial sample from input file %s\n", infile);
goto wav_abort_;
}
- data_bytes -= bytes_read;
+ else {
+ unsigned wide_samples = bytes_read / bytes_per_wide_sample;
+ format_input(wide_samples, false, is_unsigned_samples, channels, bps, &encoder_wrapper);
+ if(!FLAC__encoder_process(encoder_wrapper.encoder, input, wide_samples)) {
+ fprintf(stderr, "ERROR during encoding, state = %d:%s\n", encoder_wrapper.encoder->state, FLAC__EncoderStateString[encoder_wrapper.encoder->state]);
+ goto wav_abort_;
+ }
+ data_bytes -= bytes_read;
+ }
}
}
wav_end_:
if(encoder_wrapper.encoder) {
- if(encoder_wrapper.encoder->state != FLAC__ENCODER_UNINITIALIZED)
+ if(encoder_wrapper.encoder->state == FLAC__ENCODER_OK)
FLAC__encoder_finish(encoder_wrapper.encoder);
FLAC__encoder_free_instance(encoder_wrapper.encoder);
}
print_stats(&encoder_wrapper);
printf("\n");
}
+ if(verify) {
+ if(encoder_wrapper.verify_fifo.result != FLAC__VERIFY_OK) {
+ printf("Verify FAILED! Do not use %s\n", outfile);
+ return 1;
+ }
+ else {
+ printf("Verify succeeded\n");
+ }
+ }
fclose(fin);
return 0;
wav_abort_:
if(encoder_wrapper.verbose && encoder_wrapper.total_samples_to_encode > 0)
printf("\n");
if(encoder_wrapper.encoder) {
- if(encoder_wrapper.encoder->state != FLAC__ENCODER_UNINITIALIZED)
+ if(encoder_wrapper.encoder->state == FLAC__ENCODER_OK)
FLAC__encoder_finish(encoder_wrapper.encoder);
FLAC__encoder_free_instance(encoder_wrapper.encoder);
}
+ if(verify) {
+ if(encoder_wrapper.verify_fifo.result != FLAC__VERIFY_OK) {
+ printf("Verify FAILED! Do not use %s\n", outfile);
+ return 1;
+ }
+ else {
+ printf("Verify succeeded\n");
+ }
+ }
fclose(fin);
unlink(outfile);
return 1;
}
-int encode_raw(const char *infile, const char *outfile, bool verbose, uint64 skip, bool lax, bool do_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps, unsigned sample_rate)
+int encode_raw(const char *infile, const char *outfile, bool verbose, uint64 skip, bool verify, bool lax, bool do_mid_side, bool loose_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned padding, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps, unsigned sample_rate)
{
encoder_wrapper_struct encoder_wrapper;
FILE *fin;
const size_t bytes_per_wide_sample = channels * (bps >> 3);
encoder_wrapper.encoder = 0;
+ encoder_wrapper.verify = verify;
encoder_wrapper.verbose = verbose;
encoder_wrapper.bytes_written = 0;
encoder_wrapper.samples_written = 0;
if(!init(&encoder_wrapper))
goto raw_abort_;
- if(!init_encoder(lax, do_mid_side, do_exhaustive_model_search, do_qlp_coeff_prec_search, rice_optimization_level, max_lpc_order, blocksize, qlp_coeff_precision, channels, bps, sample_rate, &encoder_wrapper))
- goto raw_abort_;
-
/* get the file length */
if(0 != fseek(fin, 0, SEEK_END)) {
encoder_wrapper.total_samples_to_encode = encoder_wrapper.unencoded_size = 0;
}
}
- if(-1 == fseek(fin, bytes_per_wide_sample * (unsigned)skip, SEEK_SET)) {
- fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
- goto raw_abort_;
+ if(skip > 0) {
+ if(fin != stdin) {
+ if(-1 == fseek(fin, bytes_per_wide_sample * (unsigned)skip, SEEK_SET)) {
+ fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
+ goto raw_abort_;
+ }
+ }
+ else {
+ int64 left;
+ unsigned need;
+ for(left = (int64)skip; left > 0; left -= CHUNK_OF_SAMPLES) {
+ need = min(left, CHUNK_OF_SAMPLES);
+ if(fread(ucbuffer, 1, bytes_per_wide_sample * need, fin) < need) {
+ fprintf(stderr, "ERROR seeking while skipping samples in input file %s\n", infile);
+ goto raw_abort_;
+ }
+ }
+ }
}
+ else {
+ fseek(fin, 0, SEEK_SET);
+ }
+
+ if(!init_encoder(lax, do_mid_side, loose_mid_side, do_exhaustive_model_search, do_qlp_coeff_prec_search, rice_optimization_level, max_lpc_order, blocksize, qlp_coeff_precision, channels, bps, sample_rate, padding, &encoder_wrapper))
+ goto raw_abort_;
+
+ encoder_wrapper.verify_fifo.into_frames = true;
while(!feof(fin)) {
bytes_read = fread(ucbuffer, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample, fin);
}
else {
unsigned wide_samples = bytes_read / bytes_per_wide_sample;
- format_input(wide_samples, is_big_endian, is_unsigned_samples, channels, bps);
+ format_input(wide_samples, is_big_endian, is_unsigned_samples, channels, bps, &encoder_wrapper);
if(!FLAC__encoder_process(encoder_wrapper.encoder, input, wide_samples)) {
- fprintf(stderr, "ERROR during encoding, state = %d\n", encoder_wrapper.encoder->state);
+ fprintf(stderr, "ERROR during encoding, state = %d:%s\n", encoder_wrapper.encoder->state, FLAC__EncoderStateString[encoder_wrapper.encoder->state]);
goto raw_abort_;
}
}
}
if(encoder_wrapper.encoder) {
- if(encoder_wrapper.encoder->state != FLAC__ENCODER_UNINITIALIZED)
+ if(encoder_wrapper.encoder->state == FLAC__ENCODER_OK)
FLAC__encoder_finish(encoder_wrapper.encoder);
FLAC__encoder_free_instance(encoder_wrapper.encoder);
}
print_stats(&encoder_wrapper);
printf("\n");
}
+ if(verify) {
+ if(encoder_wrapper.verify_fifo.result != FLAC__VERIFY_OK) {
+ printf("Verify FAILED! Do not use %s\n", outfile);
+ return 1;
+ }
+ else {
+ printf("Verify succeeded\n");
+ }
+ }
fclose(fin);
return 0;
raw_abort_:
if(encoder_wrapper.verbose && encoder_wrapper.total_samples_to_encode > 0)
printf("\n");
if(encoder_wrapper.encoder) {
- if(encoder_wrapper.encoder->state != FLAC__ENCODER_UNINITIALIZED)
+ if(encoder_wrapper.encoder->state == FLAC__ENCODER_OK)
FLAC__encoder_finish(encoder_wrapper.encoder);
FLAC__encoder_free_instance(encoder_wrapper.encoder);
}
+ if(verify) {
+ if(encoder_wrapper.verify_fifo.result != FLAC__VERIFY_OK) {
+ printf("Verify FAILED! Do not use %s\n", outfile);
+ return 1;
+ }
+ else {
+ printf("Verify succeeded\n");
+ }
+ }
fclose(fin);
unlink(outfile);
return 1;
return true;
}
-bool init_encoder(bool lax, bool do_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned channels, unsigned bps, unsigned sample_rate, encoder_wrapper_struct *encoder_wrapper)
+bool init_encoder(bool lax, bool do_mid_side, bool loose_mid_side, bool do_exhaustive_model_search, bool do_qlp_coeff_prec_search, unsigned rice_optimization_level, unsigned max_lpc_order, unsigned blocksize, unsigned qlp_coeff_precision, unsigned channels, unsigned bps, unsigned sample_rate, unsigned padding, encoder_wrapper_struct *encoder_wrapper)
{
- if(channels != 2 || bps > 16)
- do_mid_side = false;
+ if(channels != 2 /*@@@ not necessary? || bps > 16*/)
+ do_mid_side = loose_mid_side = false;
+
+ if(encoder_wrapper->verify) {
+ unsigned i;
+
+ /* set up the fifo which will hold the original signal to compare against */
+ encoder_wrapper->verify_fifo.size = blocksize + CHUNK_OF_SAMPLES;
+ for(i = 0; i < channels; i++) {
+ if(0 == (encoder_wrapper->verify_fifo.original[i] = (int32*)malloc(sizeof(int32) * encoder_wrapper->verify_fifo.size))) {
+ fprintf(stderr, "ERROR allocating verify buffers\n");
+ return false;
+ }
+ }
+ encoder_wrapper->verify_fifo.tail = 0;
+ encoder_wrapper->verify_fifo.into_frames = false;
+ encoder_wrapper->verify_fifo.result = FLAC__VERIFY_OK;
+
+ /* set up a stream decoder for verification */
+ encoder_wrapper->verify_fifo.decoder = FLAC__stream_decoder_get_new_instance();
+ if(0 == encoder_wrapper->verify_fifo.decoder) {
+ fprintf(stderr, "ERROR creating the verify decoder instance\n");
+ return false;
+ }
+ if(FLAC__stream_decoder_init(encoder_wrapper->verify_fifo.decoder, verify_read_callback, verify_write_callback, verify_metadata_callback, verify_error_callback, encoder_wrapper) != FLAC__STREAM_DECODER_SEARCH_FOR_METADATA) {
+ fprintf(stderr, "ERROR initializing decoder, state = %d:%s\n", encoder_wrapper->verify_fifo.decoder->state, FLAC__StreamDecoderStateString[encoder_wrapper->verify_fifo.decoder->state]);
+ return false;
+ }
+ }
encoder_wrapper->encoder->streamable_subset = !lax;
encoder_wrapper->encoder->channels = channels;
encoder_wrapper->encoder->qlp_coeff_precision = qlp_coeff_precision;
encoder_wrapper->encoder->max_lpc_order = max_lpc_order;
encoder_wrapper->encoder->do_mid_side_stereo = do_mid_side;
+ encoder_wrapper->encoder->loose_mid_side_stereo = loose_mid_side;
encoder_wrapper->encoder->do_exhaustive_model_search = do_exhaustive_model_search;
encoder_wrapper->encoder->do_qlp_coeff_prec_search = do_qlp_coeff_prec_search;
encoder_wrapper->encoder->rice_optimization_level = rice_optimization_level;
+ encoder_wrapper->encoder->total_samples_estimate = encoder_wrapper->total_samples_to_encode;
+ encoder_wrapper->encoder->padding = padding;
if(FLAC__encoder_init(encoder_wrapper->encoder, write_callback, metadata_callback, encoder_wrapper) != FLAC__ENCODER_OK) {
fprintf(stderr, "ERROR initializing encoder, state = %d\n", encoder_wrapper->encoder->state);
return true;
}
-void format_input(unsigned wide_samples, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps)
+void format_input(unsigned wide_samples, bool is_big_endian, bool is_unsigned_samples, unsigned channels, unsigned bps, encoder_wrapper_struct *encoder_wrapper)
{
unsigned wide_sample, sample, channel, byte;
if(is_unsigned_samples) {
for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
for(channel = 0; channel < channels; channel++, sample++)
- input[channel][wide_sample] = (int32)ucbuffer[sample] - 128;
+ input[channel][wide_sample] = (int32)ucbuffer[sample] - 0x80;
}
else {
for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
input[channel][wide_sample] = (int32)scbuffer[sample];
}
}
- else {
+ else if(bps == 16) {
if(is_big_endian != is_big_endian_host) {
unsigned char tmp;
const unsigned bytes = wide_samples * channels * (bps >> 3);
if(is_unsigned_samples) {
for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
for(channel = 0; channel < channels; channel++, sample++)
- input[channel][wide_sample] = (int32)usbuffer[sample] - 32768;
+ input[channel][wide_sample] = (int32)usbuffer[sample] - 0x8000;
}
else {
for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
input[channel][wide_sample] = (int32)ssbuffer[sample];
}
}
+ else if(bps == 24) {
+ if(!is_big_endian) {
+ unsigned char tmp;
+ const unsigned bytes = wide_samples * channels * (bps >> 3);
+ for(byte = 0; byte < bytes; byte += 3) {
+ tmp = ucbuffer[byte];
+ ucbuffer[byte] = ucbuffer[byte+2];
+ ucbuffer[byte+2] = tmp;
+ }
+ }
+ if(is_unsigned_samples) {
+ for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++) {
+ input[channel][wide_sample] = ucbuffer[byte++]; input[channel][wide_sample] <<= 8;
+ input[channel][wide_sample] |= ucbuffer[byte++]; input[channel][wide_sample] <<= 8;
+ input[channel][wide_sample] |= ucbuffer[byte++];
+ input[channel][wide_sample] -= 0x800000;
+ }
+ }
+ else {
+ for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++) {
+ input[channel][wide_sample] = scbuffer[byte++]; input[channel][wide_sample] <<= 8;
+ input[channel][wide_sample] |= ucbuffer[byte++]; input[channel][wide_sample] <<= 8;
+ input[channel][wide_sample] |= ucbuffer[byte++];
+ }
+ }
+ }
+ else {
+ assert(0);
+ }
+
+ if(encoder_wrapper->verify) {
+ for(channel = 0; channel < channels; channel++)
+ memcpy(&encoder_wrapper->verify_fifo.original[channel][encoder_wrapper->verify_fifo.tail], &input[channel][0], sizeof(int32) * wide_samples);
+ encoder_wrapper->verify_fifo.tail += wide_samples;
+ assert(encoder_wrapper->verify_fifo.tail <= encoder_wrapper->verify_fifo.size);
+ }
}
FLAC__EncoderWriteStatus write_callback(const FLAC__Encoder *encoder, const byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data)
if(samples && encoder_wrapper->verbose && encoder_wrapper->total_samples_to_encode > 0 && !(current_frame & mask))
print_stats(encoder_wrapper);
+ if(encoder_wrapper->verify) {
+ encoder_wrapper->verify_fifo.encoded_signal = buffer;
+ encoder_wrapper->verify_fifo.encoded_bytes = bytes;
+ if(encoder_wrapper->verify_fifo.into_frames) {
+ if(!FLAC__stream_decoder_process_one_frame(encoder_wrapper->verify_fifo.decoder)) {
+ encoder_wrapper->verify_fifo.result = FLAC__VERIFY_FAILED_IN_FRAME;
+ return FLAC__ENCODER_WRITE_FATAL_ERROR;
+ }
+ }
+ else {
+ if(!FLAC__stream_decoder_process_metadata(encoder_wrapper->verify_fifo.decoder)) {
+ encoder_wrapper->verify_fifo.result = FLAC__VERIFY_FAILED_IN_METADATA;
+ return FLAC__ENCODER_WRITE_FATAL_ERROR;
+ }
+ }
+ }
+
if(fwrite(buffer, sizeof(byte), bytes, encoder_wrapper->fout) == bytes)
return FLAC__ENCODER_WRITE_OK;
else
encoder_wrapper_struct *encoder_wrapper = (encoder_wrapper_struct *)client_data;
byte b;
FILE *f;
- const uint64 samples = metadata->data.encoding.total_samples;
- const unsigned min_framesize = metadata->data.encoding.min_framesize;
- const unsigned max_framesize = metadata->data.encoding.max_framesize;
+ const uint64 samples = metadata->data.stream_info.total_samples;
+ const unsigned min_framesize = metadata->data.stream_info.min_framesize;
+ const unsigned max_framesize = metadata->data.stream_info.max_framesize;
(void)encoder; /* silence compiler warning about unused parameter */
* would also break all streams encoded in the previous format.
*/
+ if(-1 == fseek(f, 26, SEEK_SET)) goto samples_;
+ fwrite(metadata->data.stream_info.md5sum, 1, 16, f);
+
+samples_:
if(-1 == fseek(f, 21, SEEK_SET)) goto framesize_;
if(fread(&b, 1, 1, f) != 1) goto framesize_;
if(-1 == fseek(f, 21, SEEK_SET)) goto framesize_;
b = (byte)(max_framesize & 0xFF);
if(fwrite(&b, 1, 1, f) != 1) goto end_;
end_:
- fclose(encoder_wrapper->fout);
+ fclose(f);
return;
}
+FLAC__StreamDecoderReadStatus verify_read_callback(const FLAC__StreamDecoder *decoder, byte buffer[], unsigned *bytes, void *client_data)
+{
+ encoder_wrapper_struct *encoder_wrapper = (encoder_wrapper_struct *)client_data;
+ const unsigned encoded_bytes = encoder_wrapper->verify_fifo.encoded_bytes;
+ (void)decoder;
+
+ if(encoded_bytes <= *bytes) {
+ *bytes = encoded_bytes;
+ memcpy(buffer, encoder_wrapper->verify_fifo.encoded_signal, *bytes);
+ }
+ else {
+ memcpy(buffer, encoder_wrapper->verify_fifo.encoded_signal, *bytes);
+ encoder_wrapper->verify_fifo.encoded_signal += *bytes;
+ encoder_wrapper->verify_fifo.encoded_bytes -= *bytes;
+ }
+
+ return FLAC__STREAM_DECODER_READ_CONTINUE;
+}
+
+FLAC__StreamDecoderWriteStatus verify_write_callback(const FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const int32 *buffer[], void *client_data)
+{
+ encoder_wrapper_struct *encoder_wrapper = (encoder_wrapper_struct *)client_data;
+ unsigned channel, l, r;
+
+ for(channel = 0; channel < decoder->channels; channel++) {
+ if(0 != memcmp(buffer[channel], encoder_wrapper->verify_fifo.original[channel], sizeof(int32) * decoder->blocksize)) {
+ fprintf(stderr, "\nERROR: mismatch in decoded data, verify FAILED!\n");
+ fprintf(stderr, " Please submit a bug report to http://sourceforge.net/bugs/?func=addbug&group_id=13478\n");
+for(l=0;l<decoder->blocksize;l++)
+if(buffer[channel][l]!=encoder_wrapper->verify_fifo.original[channel][l])break;
+fprintf(stderr,"@@@channel=%u, sample=%u, expected %08x, got %08x\n",channel,l,buffer[channel][l],encoder_wrapper->verify_fifo.original[channel][l]);
+ return FLAC__STREAM_DECODER_WRITE_ABORT;
+ }
+ }
+ /* dequeue the frame from the fifo */
+ for(channel = 0; channel < decoder->channels; channel++) {
+ for(l = 0, r = frame->header.blocksize; r < encoder_wrapper->verify_fifo.tail; l++, r++) {
+ encoder_wrapper->verify_fifo.original[channel][l] = encoder_wrapper->verify_fifo.original[channel][r];
+ }
+ }
+ encoder_wrapper->verify_fifo.tail -= frame->header.blocksize;
+ return FLAC__STREAM_DECODER_WRITE_CONTINUE;
+}
+
+void verify_metadata_callback(const FLAC__StreamDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data)
+{
+ (void)decoder;
+ (void)metadata;
+ (void)client_data;
+}
+
+void verify_error_callback(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data)
+{
+ (void)decoder;
+ (void)client_data;
+ fprintf(stderr, "\nERROR: verification decoder returned error %d:%s\n", status, FLAC__StreamDecoderErrorStatusString[status]);
+}
+
void print_stats(const encoder_wrapper_struct *encoder_wrapper)
{
#ifdef _MSC_VER