XGitUrl: https://git.videolan.org/?p=ffmpeg.git;a=blobdiff_plain;f=libavcodec%2Fmlp.h;h=dc6856727a44b57cb9181834cc0da9fd2c5ae47c;hp=43c3b272a5225d4721fe0609c6a667b8802c0293;hb=06cddea060870254675dbbe74e4e5bed6f7b6fc2;hpb=f4bba2015adbeeede8246d5004a4b5318a8c1fa3
diff git a/libavcodec/mlp.h b/libavcodec/mlp.h
index 43c3b272a5..dc6856727a 100644
 a/libavcodec/mlp.h
+++ b/libavcodec/mlp.h
@@ 32,11 +32,11 @@
/** Maximum number of matrices used in decoding; most streams have one matrix
* per output channel, but some rematrix a channel (usually 0) more than once.
*/

#define MAX_MATRICES 15
/** Maximum number of substreams that can be decoded. This could also be set
 * higher, but I haven't seen any examples with more than two. */
+ * higher, but I haven't seen any examples with more than two.
+ */
#define MAX_SUBSTREAMS 2
/** maximum sample frequency seen in files */
@@ 52,7 +52,8 @@
/** The maximum number of taps in either the IIR or FIR filter;
* I believe MLP actually specifies the maximum order for IIR filters as four,
 * and that the sum of the orders of both filters must be <= 8. */
+ * and that the sum of the orders of both filters must be <= 8.
+*/
#define MAX_FILTER_ORDER 8
#define FIR 0
@@ 80,26 +81,26 @@ typedef struct {
/** Tables defining the Huffman codes.
* There are three entropy coding methods used in MLP (four if you count
* "none" as a method). These use the same sequences for codes starting with
 * 00 or 01, but have different codes starting with 1. */

+ * 00 or 01, but have different codes starting with 1.
+ */
extern const uint8_t ff_mlp_huffman_tables[3][18][2];
/** MLP uses checksums that seem to be based on the standard CRC algorithm, but
* are not (in implementation terms, the table lookup and XOR are reversed).
* We can implement this behavior using a standard av_crc on all but the
 * last element, then XOR that with the last element. */

+ * last element, then XOR that with the last element.
+ */
uint8_t ff_mlp_checksum8 (const uint8_t *buf, unsigned int buf_size);
uint16_t ff_mlp_checksum16(const uint8_t *buf, unsigned int buf_size);
/** Calculate an 8bit checksum over a restart header  a nonmultipleof8
 * number of bits, starting two bits into the first byte of buf. */

+ * number of bits, starting two bits into the first byte of buf.
+ */
uint8_t ff_mlp_restart_checksum(const uint8_t *buf, unsigned int bit_size);
/** XOR together all the bytes of a buffer.
 * Does this belong in dspcontext? */

+ * Does this belong in dspcontext?
+ */
uint8_t ff_mlp_calculate_parity(const uint8_t *buf, unsigned int buf_size);
int ff_mlp_init_crc2D(AVCodecParserContext *s);