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fix case when seektable is requested for stdout or Ogg encoding

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This commit is contained in:
Josh Coalson 2002-08-09 20:36:24 +00:00
parent 72223bb742
commit a1ae61d77b
1 changed files with 42 additions and 35 deletions
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77
src/flac/encode.c
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@ -103,7 +103,7 @@ static int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int
static int EncoderSession_finish_error(EncoderSession *e);
static FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, unsigned channels, unsigned bps, unsigned sample_rate);
static FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples);
static FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_requested_seek_points, FLAC__uint64 stream_samples, FLAC__StreamMetadata *seek_table_template);
static FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_requested_seek_points, EncoderSession *e);
static void format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool is_big_endian, FLAC__bool is_unsigned_samples, unsigned channels, unsigned bps);
#ifdef FLAC__HAS_OGG
static FLAC__StreamEncoderWriteStatus ogg_stream_encoder_write_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
@ -1115,7 +1115,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio
if(channels != 2)
options.do_mid_side = options.loose_mid_side = false;
if(!convert_to_seek_table_template(options.requested_seek_points, options.num_requested_seek_points, e->total_samples_to_encode, e->seek_table_template)) {
if(!convert_to_seek_table_template(options.requested_seek_points, options.num_requested_seek_points, e)) {
fprintf(stderr, "%s: ERROR allocating memory for seek table\n", e->inbasefilename);
return false;
}
@ -1241,10 +1241,12 @@ FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const b
}
}
FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_requested_seek_points, FLAC__uint64 stream_samples, FLAC__StreamMetadata *seek_table_template)
FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_requested_seek_points, EncoderSession *e)
{
unsigned i, real_points, placeholders;
unsigned i;
char *pt = requested_seek_points, *q;
FLAC__bool only_placeholders = false;
FLAC__bool needs_warning = false;
if(num_requested_seek_points == 0)
return true;
@ -1254,28 +1256,14 @@ FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_r
num_requested_seek_points = 1;
}
/* first count how many individual seek points we may need */
real_points = placeholders = 0;
for(i = 0; i < (unsigned)num_requested_seek_points; i++) {
q = strchr(pt, '<');
FLAC__ASSERT(0 != q);
*q = '\0';
if(0 == strcmp(pt, "X")) { /* -S X */
placeholders++;
}
else if(pt[strlen(pt)-1] == 'x') { /* -S #x */
if(stream_samples > 0) /* we can only do these if we know the number of samples to encode up front */
real_points += (unsigned)atoi(pt);
}
else { /* -S # */
real_points++;
}
*q++ = '<';
pt = q;
if(e->is_stdout) {
only_placeholders = true;
}
pt = requested_seek_points;
#ifdef HAS_OGG
else if(e->is_ogg) {
only_placeholders = true;
}
#endif
for(i = 0; i < (unsigned)num_requested_seek_points; i++) {
q = strchr(pt, '<');
@ -1283,27 +1271,44 @@ FLAC__bool convert_to_seek_table_template(char *requested_seek_points, int num_r
*q++ = '\0';
if(0 == strcmp(pt, "X")) { /* -S X */
if(!FLAC__metadata_object_seektable_template_append_placeholders(seek_table_template, 1))
if(!FLAC__metadata_object_seektable_template_append_placeholders(e->seek_table_template, 1))
return false;
}
else if(pt[strlen(pt)-1] == 'x') { /* -S #x */
if(stream_samples > 0) { /* we can only do these if we know the number of samples to encode up front */
if(!FLAC__metadata_object_seektable_template_append_spaced_points(seek_table_template, atoi(pt), stream_samples))
else if(!only_placeholders) {
if(pt[strlen(pt)-1] == 'x') { /* -S #x */
if(e->total_samples_to_encode > 0) { /* we can only do these if we know the number of samples to encode up front */
if(!FLAC__metadata_object_seektable_template_append_spaced_points(e->seek_table_template, atoi(pt), e->total_samples_to_encode))
return false;
}
}
else { /* -S # */
FLAC__uint64 n = (unsigned)atoi(pt);
if(!FLAC__metadata_object_seektable_template_append_point(e->seek_table_template, n))
return false;
}
}
else { /* -S # */
FLAC__uint64 n = (unsigned)atoi(pt);
if(!FLAC__metadata_object_seektable_template_append_point(seek_table_template, n))
return false;
}
else
needs_warning = true;
pt = q;
}
if(!FLAC__metadata_object_seektable_template_sort(seek_table_template, /*compact=*/true))
if(!FLAC__metadata_object_seektable_template_sort(e->seek_table_template, /*compact=*/true))
return false;
if(needs_warning) {
if(e->is_stdout) {
fprintf(stderr, "%s: WARNING, cannot write back seektable when encoding to stdout\n", e->inbasefilename);
}
#ifdef HAS_OGG
else if(e->is_ogg) {
fprintf(stderr, "%s: WARNING, cannot write back seektable when encoding to Ogg\n", e->inbasefilename);
}
#endif
else
FLAC__ASSERT(0);
}
return true;
}
@ -1382,6 +1387,8 @@ FLAC__StreamEncoderWriteStatus ogg_stream_encoder_write_callback(const OggFLAC__
{
EncoderSession *encoder_session = (EncoderSession*)client_data;
(void)encoder;
encoder_session->bytes_written += bytes;
/*
* With Ogg FLAC we don't get one write callback per frame and