/** size of the input buffer, must be big enough to hold header */
#define DEFAULT_INBUF_SIZE 65536
+static struct audio_format_handler *af;
static FILE *infile;
-static int inbuf_size;
static unsigned char *inbuf;
-static size_t inbuf_len;
-static struct audio_format_handler *af;
-static size_t num_chunks;
-
-static size_t *chunk_table;
-static NeAACDecHandle handle;
+static size_t inbuf_size, inbuf_len, *chunk_table, num_chunks;
static void aac_close_audio_file(void)
{
unsigned long rate = 0;
unsigned char channels = 0;
mp4AudioSpecificConfig mp4ASC;
+ NeAACDecHandle handle;
inbuf_size = DEFAULT_INBUF_SIZE;
inbuf = para_malloc(inbuf_size);
return 1;
}
-static char *aac_read_chunk(long unsigned current_chunk, ssize_t *len)
-{
- int ret;
- size_t pos;
-
- *len = 0;
- if (current_chunk >= num_chunks)
- return NULL;
- *len = chunk_table[current_chunk + 1] - chunk_table[current_chunk];
- if (!*len) /* nothing to send for this run */
- return inbuf;
- pos = chunk_table[current_chunk];
- if (inbuf_size < *len) {
- PARA_INFO_LOG("increasing inbuf for chunk #%lu/%zu to %zd bytes\n",
- current_chunk, num_chunks, *len);
- inbuf = para_realloc(inbuf, *len);
- inbuf_size = *len;
- }
-// PARA_DEBUG_LOG("reading chunk #%lu@%zd (%zd bytes)\n", current_chunk,
-// pos, *len);
- ret = fseek(infile, pos, SEEK_SET);
- if (ret < 0)
- return NULL;
- ret = para_fread(inbuf, *len, 1, infile);
- if (ret != *len)
- return NULL;
-// PARA_DEBUG_LOG("ret: %d, inbuf[0]: %lx - %lx\n", ret, (long unsigned) inbuf[0],
-// (long unsigned) inbuf[4]);
- return (char *)inbuf;
-}
-
-
static const char* aac_suffixes[] = {"m4a", "mp4", NULL};
/** the init function of the aac audio format handler */
void aac_afh_init(struct audio_format_handler *p)
{
af = p;
af->get_file_info = aac_get_file_info,
- af->read_chunk = aac_read_chunk;
af->close_audio_file = aac_close_audio_file;
af->get_header_info = NULL;
af->suffixes = aac_suffixes;