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-rw-r--r--src/chunk.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/chunk.c b/src/chunk.c
index 65894f733..54fc11d3c 100644
--- a/src/chunk.c
+++ b/src/chunk.c
@@ -36,6 +36,19 @@ music_chunk_free(struct music_chunk *chunk)
tag_free(chunk->tag);
}
+#ifndef NDEBUG
+bool
+music_chunk_check_format(const struct music_chunk *chunk,
+ const struct audio_format *audio_format)
+{
+ assert(chunk != NULL);
+ assert(audio_format != NULL);
+
+ return chunk->length == 0 ||
+ audio_format_equals(&chunk->audio_format, audio_format);
+}
+#endif
+
void *
music_chunk_write(struct music_chunk *chunk,
const struct audio_format *audio_format,
@@ -45,6 +58,8 @@ music_chunk_write(struct music_chunk *chunk,
const size_t frame_size = audio_format_frame_size(audio_format);
size_t num_frames;
+ assert(music_chunk_check_format(chunk, audio_format));
+
if (chunk->length == 0) {
/* if the chunk is empty, nobody has set bitRate and
times yet */
@@ -57,6 +72,10 @@ music_chunk_write(struct music_chunk *chunk,
if (num_frames == 0)
return NULL;
+#ifndef NDEBUG
+ chunk->audio_format = *audio_format;
+#endif
+
*max_length_r = num_frames * frame_size;
return chunk->data + chunk->length;
}
@@ -69,6 +88,7 @@ music_chunk_expand(struct music_chunk *chunk,
assert(chunk != NULL);
assert(chunk->length + length <= sizeof(chunk->data));
+ assert(audio_format_equals(&chunk->audio_format, audio_format));
chunk->length += length;