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-rw-r--r--apps/codecs/libasf/asf.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/apps/codecs/libasf/asf.h b/apps/codecs/libasf/asf.h
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+++ b/apps/codecs/libasf/asf.h
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+#ifndef _ASF_H
+#define _ASF_H
+
+#include <inttypes.h>
+
+/* ASF codec IDs */
+#define ASF_CODEC_ID_WMAV1 0x160
+#define ASF_CODEC_ID_WMAV2 0x161
+
+enum asf_error_e {
+ ASF_ERROR_INTERNAL = -1, /* incorrect input to API calls */
+ ASF_ERROR_OUTOFMEM = -2, /* some malloc inside program failed */
+ ASF_ERROR_EOF = -3, /* unexpected end of file */
+ ASF_ERROR_IO = -4, /* error reading or writing to file */
+ ASF_ERROR_INVALID_LENGTH = -5, /* length value conflict in input data */
+ ASF_ERROR_INVALID_VALUE = -6, /* other value conflict in input data */
+ ASF_ERROR_INVALID_OBJECT = -7, /* ASF object missing or in wrong place */
+ ASF_ERROR_OBJECT_SIZE = -8, /* invalid ASF object size (too small) */
+ ASF_ERROR_SEEKABLE = -9, /* file not seekable */
+ ASF_ERROR_SEEK = -10 /* file is seekable but seeking failed */
+};
+
+struct asf_waveformatex_s {
+ uint32_t packet_size;
+ int audiostream;
+ uint16_t codec_id;
+ uint16_t channels;
+ uint32_t rate;
+ uint32_t bitrate;
+ uint16_t blockalign;
+ uint16_t bitspersample;
+ uint16_t datalen;
+ uint8_t data[6];
+};
+typedef struct asf_waveformatex_s asf_waveformatex_t;
+
+int asf_read_packet(uint8_t** audiobuf, int* audiobufsize, int* packetlength,
+ asf_waveformatex_t* wfx, struct codec_api* ci);
+
+int asf_get_timestamp(int *duration, struct codec_api* ci);
+
+#endif