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fix bug in seekpoint calculation in the final frame

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This commit is contained in:
Josh Coalson
2002-11-08 06:05:23 +00:00
parent 1786393e75
commit d9b6e335ca
1 changed files with 6 additions and 3 deletions
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9
src/libFLAC/seekable_stream_encoder.c
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@@ -60,6 +60,7 @@ typedef struct FLAC__SeekableStreamEncoderPrivate {
unsigned first_seekpoint_to_check; unsigned first_seekpoint_to_check;
FLAC__uint64 stream_offset, seektable_offset; FLAC__uint64 stream_offset, seektable_offset;
FLAC__uint64 bytes_written; FLAC__uint64 bytes_written;
FLAC__uint64 samples_written;
} FLAC__SeekableStreamEncoderPrivate; } FLAC__SeekableStreamEncoderPrivate;
/*********************************************************************** /***********************************************************************
@@ -176,6 +177,7 @@ FLAC_API FLAC__SeekableStreamEncoderState FLAC__seekable_stream_encoder_init(FLA
encoder->private_->stream_offset = 0; encoder->private_->stream_offset = 0;
encoder->private_->seektable_offset = 0; encoder->private_->seektable_offset = 0;
encoder->private_->bytes_written = 0; encoder->private_->bytes_written = 0;
encoder->private_->samples_written = 0;
FLAC__stream_encoder_set_write_callback(encoder->private_->stream_encoder, write_callback_); FLAC__stream_encoder_set_write_callback(encoder->private_->stream_encoder, write_callback_);
FLAC__stream_encoder_set_metadata_callback(encoder->private_->stream_encoder, metadata_callback_); FLAC__stream_encoder_set_metadata_callback(encoder->private_->stream_encoder, metadata_callback_);
@@ -693,9 +695,8 @@ FLAC__StreamEncoderWriteStatus write_callback_(const FLAC__StreamEncoder *encode
* frame yet) * frame yet)
*/ */
if(0 != seekable_stream_encoder->private_->seek_table && seekable_stream_encoder->private_->stream_offset > 0 && seekable_stream_encoder->private_->seek_table->num_points > 0) { if(0 != seekable_stream_encoder->private_->seek_table && seekable_stream_encoder->private_->stream_offset > 0 && seekable_stream_encoder->private_->seek_table->num_points > 0) {
/*@@@ WATCHOUT: assumes the encoder is fixed-blocksize, which will be true indefinitely: */
const unsigned blocksize = FLAC__stream_encoder_get_blocksize(encoder); const unsigned blocksize = FLAC__stream_encoder_get_blocksize(encoder);
const FLAC__uint64 frame_first_sample = (FLAC__uint64)current_frame * (FLAC__uint64)blocksize; const FLAC__uint64 frame_first_sample = seekable_stream_encoder->private_->samples_written;
const FLAC__uint64 frame_last_sample = frame_first_sample + (FLAC__uint64)blocksize - 1; const FLAC__uint64 frame_last_sample = frame_first_sample + (FLAC__uint64)blocksize - 1;
FLAC__uint64 test_sample; FLAC__uint64 test_sample;
unsigned i; unsigned i;
@@ -724,8 +725,10 @@ FLAC__StreamEncoderWriteStatus write_callback_(const FLAC__StreamEncoder *encode
status = seekable_stream_encoder->private_->write_callback(seekable_stream_encoder, buffer, bytes, samples, current_frame, seekable_stream_encoder->private_->client_data); status = seekable_stream_encoder->private_->write_callback(seekable_stream_encoder, buffer, bytes, samples, current_frame, seekable_stream_encoder->private_->client_data);
if(status == FLAC__STREAM_ENCODER_WRITE_STATUS_OK) if(status == FLAC__STREAM_ENCODER_WRITE_STATUS_OK) {
seekable_stream_encoder->private_->bytes_written += bytes; seekable_stream_encoder->private_->bytes_written += bytes;
seekable_stream_encoder->private_->samples_written += samples;
}
else else
seekable_stream_encoder->protected_->state = FLAC__SEEKABLE_STREAM_ENCODER_WRITE_ERROR; seekable_stream_encoder->protected_->state = FLAC__SEEKABLE_STREAM_ENCODER_WRITE_ERROR;