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add support for writing SEEKTABLE block

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This commit is contained in:
Josh Coalson
2001-04-13 19:17:16 +00:00
parent a57921613b
commit 0a72e18b22
3 changed files with 27 additions and 2 deletions
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15
src/libFLAC/encoder.c
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@@ -22,6 +22,7 @@
#include <stdlib.h> /* for malloc() */
#include <string.h> /* for memcpy() */
#include "FLAC/encoder.h"
#include "FLAC/seek_table.h"
#include "private/bitbuffer.h"
#include "private/bitmath.h"
#include "private/crc.h"
@@ -265,6 +266,7 @@ FLAC__EncoderState FLAC__encoder_init(FLAC__Encoder *encoder, FLAC__EncoderWrite
{
unsigned i;
FLAC__StreamMetaData padding;
FLAC__StreamMetaData seek_table;
assert(sizeof(int) >= 4); /* we want to die right away if this is not true */
assert(encoder != 0);
@@ -400,7 +402,7 @@ FLAC__EncoderState FLAC__encoder_init(FLAC__Encoder *encoder, FLAC__EncoderWrite
return encoder->state = FLAC__ENCODER_FRAMING_ERROR;
encoder->guts->metadata.type = FLAC__METADATA_TYPE_STREAMINFO;
encoder->guts->metadata.is_last = (encoder->padding == 0);
encoder->guts->metadata.is_last = (encoder->seek_table == 0 && encoder->padding == 0);
encoder->guts->metadata.length = FLAC__STREAM_METADATA_STREAMINFO_LENGTH;
encoder->guts->metadata.data.stream_info.min_blocksize = encoder->blocksize; /* this encoder uses the same blocksize for the whole stream */
encoder->guts->metadata.data.stream_info.max_blocksize = encoder->blocksize;
@@ -415,6 +417,17 @@ FLAC__EncoderState FLAC__encoder_init(FLAC__Encoder *encoder, FLAC__EncoderWrite
if(!FLAC__add_metadata_block(&encoder->guts->metadata, &encoder->guts->frame))
return encoder->state = FLAC__ENCODER_FRAMING_ERROR;
if(0 != encoder->seek_table) {
if(!FLAC__seek_table_is_valid(encoder->seek_table))
return encoder->state = FLAC__ENCODER_INVALID_SEEK_TABLE;
seek_table.type = FLAC__METADATA_TYPE_SEEKTABLE;
seek_table.is_last = (encoder->padding == 0);
seek_table.length = encoder->seek_table->num_points * FLAC__STREAM_METADATA_SEEKPOINT_LEN;
seek_table.data.seek_table = *encoder->seek_table;
if(!FLAC__add_metadata_block(&seek_table, &encoder->guts->frame))
return encoder->state = FLAC__ENCODER_FRAMING_ERROR;
}
/* add a PADDING block if requested */
if(encoder->padding > 0) {
padding.type = FLAC__METADATA_TYPE_PADDING;