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add --input-size option to flac

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This commit is contained in:
Josh Coalson
2004-10-14 05:00:59 +00:00
parent c99aa82edf
commit ed1db1f6a0
3 changed files with 49 additions and 0 deletions
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25
src/flac/main.c
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@@ -153,6 +153,7 @@ static struct share__option long_options_[] = {
{ "bps" , share__required_argument, 0, 0 },
{ "sample-rate" , share__required_argument, 0, 0 },
{ "sign" , share__required_argument, 0, 0 },
{ "input-size" , share__required_argument, 0, 0 },
/*
* analysis options
@@ -237,6 +238,7 @@ static struct {
int format_channels;
int format_bps;
int format_sample_rate;
long format_input_size;
int blocksize;
int min_residual_partition_order;
int max_residual_partition_order;
@@ -574,6 +576,7 @@ FLAC__bool init_options()
option_values.format_channels = -1;
option_values.format_bps = -1;
option_values.format_sample_rate = -1;
option_values.format_input_size = -1;
option_values.blocksize = -1;
option_values.min_residual_partition_order = -1;
option_values.max_residual_partition_order = -1;
@@ -661,6 +664,10 @@ int parse_option(int short_option, const char *long_option, const char *option_a
FLAC__ASSERT(0 != option_argument);
option_values.until_specification = option_argument;
}
else if(0 == strcmp(long_option, "input-size")) {
FLAC__ASSERT(0 != option_argument);
option_values.format_input_size = atol(option_argument);
}
else if(0 == strcmp(long_option, "cue")) {
FLAC__ASSERT(0 != option_argument);
option_values.cue_specification = option_argument;
@@ -1202,6 +1209,7 @@ void show_help()
printf(" --bps=# Number of bits per sample\n");
printf(" --sample-rate=# Sample rate in Hz\n");
printf(" --sign={signed|unsigned} Sign of samples\n");
printf(" --input-size=# Size of the raw input in bytes\n");
printf(" --force-aiff-format Force decoding to AIFF format\n");
printf(" --force-raw-format Treat input or output as raw samples\n");
printf("negative options:\n");
@@ -1420,6 +1428,15 @@ void show_explain()
printf(" --bps=# Number of bits per sample\n");
printf(" --sample-rate=# Sample rate in Hz\n");
printf(" --sign={signed|unsigned} Sign of samples (the default is signed)\n");
printf(" --input-size=# Size of the raw input in bytes. If you are\n");
printf(" encoding raw samples from stdin, you must set\n");
printf(" this option in order to be able to use --skip,\n");
printf(" --until, --cue-sheet, or other options that need\n");
printf(" to know the size of the input beforehand. If\n");
printf(" the size given is greater than what is found in\n");
printf(" the input stream, the encoder will complain\n");
printf(" about an unexpected end-of-file. If the size\n");
printf(" given is less, samples will be truncated.\n");
printf(" --force-aiff-format Force the decoder to output AIFF format. This\n");
printf(" option is not needed if the output filename (as\n");
printf(" set by -o) ends with .aif or .aiff; this option\n");
@@ -1518,6 +1535,14 @@ int encode_file(const char *infilename, FLAC__bool is_first_file, FLAC__bool is_
}
}
if(option_values.format_input_size >= 0 && (fmt != RAW || infilesize >= 0)) {
flac__utils_printf(stderr, 1, "ERROR: can only use --input-size when encoding raw samples from stdin\n");
return 1;
}
else {
infilesize = option_values.format_input_size;
}
if(option_values.sector_align && fmt == RAW && infilesize < 0) {
flac__utils_printf(stderr, 1, "ERROR: can't --sector-align when the input size is unknown\n");
return 1;