#include "get_bits.h"
#include "put_bits.h"
-typedef struct {
+typedef struct MPEG4AudioConfig {
int object_type;
int sampling_index;
int sample_rate;
int ext_chan_config;
int channels;
int ps; ///< -1 implicit, 1 presence
+ int frame_length_short;
} MPEG4AudioConfig;
-extern const int avpriv_mpeg4audio_sample_rates[16];
+extern av_export const int avpriv_mpeg4audio_sample_rates[16];
extern const uint8_t ff_mpeg4audio_channels[8];
+
/**
* Parse MPEG-4 systems extradata to retrieve audio configuration.
* @param[in] c MPEG4AudioConfig structure to fill.
* @param[in] buf Extradata from container.
- * @param[in] buf_size Extradata size.
+ * @param[in] bit_size Extradata size in bits.
+ * @param[in] sync_extension look for a sync extension after config if true.
* @return On error -1 is returned, on success AudioSpecificConfig bit index in extradata.
*/
-int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf, int buf_size);
+int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
+ int bit_size, int sync_extension);
enum AudioObjectType {
AOT_NULL,