updated ffmpeg to 0.10.2

This commit is contained in:
Vadim Pisarevsky
2012-04-09 17:21:54 +00:00
parent 82db65ae8f
commit 213a23e860
55 changed files with 3647 additions and 952 deletions

View File

@@ -22,30 +22,37 @@
#ifndef AVUTIL_LZO_H
#define AVUTIL_LZO_H
/**
* @defgroup lavu_lzo LZO
* @ingroup lavu_crypto
*
* @{
*/
#include <stdint.h>
/** @name Error flags returned by av_lzo1x_decode
* \{ */
//! end of the input buffer reached before decoding finished
* @{ */
/// end of the input buffer reached before decoding finished
#define AV_LZO_INPUT_DEPLETED 1
//! decoded data did not fit into output buffer
/// decoded data did not fit into output buffer
#define AV_LZO_OUTPUT_FULL 2
//! a reference to previously decoded data was wrong
/// a reference to previously decoded data was wrong
#define AV_LZO_INVALID_BACKPTR 4
//! a non-specific error in the compressed bitstream
/// a non-specific error in the compressed bitstream
#define AV_LZO_ERROR 8
/** \} */
/** @} */
#define AV_LZO_INPUT_PADDING 8
#define AV_LZO_OUTPUT_PADDING 12
/**
* \brief Decodes LZO 1x compressed data.
* \param out output buffer
* \param outlen size of output buffer, number of bytes left are returned here
* \param in input buffer
* \param inlen size of input buffer, number of bytes left are returned here
* \return 0 on success, otherwise a combination of the error flags above
* @brief Decodes LZO 1x compressed data.
* @param out output buffer
* @param outlen size of output buffer, number of bytes left are returned here
* @param in input buffer
* @param inlen size of input buffer, number of bytes left are returned here
* @return 0 on success, otherwise a combination of the error flags above
*
* Make sure all buffers are appropriately padded, in must provide
* AV_LZO_INPUT_PADDING, out must provide AV_LZO_OUTPUT_PADDING additional bytes.
@@ -53,14 +60,18 @@
int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen);
/**
* \brief deliberately overlapping memcpy implementation
* \param dst destination buffer; must be padded with 12 additional bytes
* \param back how many bytes back we start (the initial size of the overlapping window)
* \param cnt number of bytes to copy, must be >= 0
* @brief deliberately overlapping memcpy implementation
* @param dst destination buffer; must be padded with 12 additional bytes
* @param back how many bytes back we start (the initial size of the overlapping window), must be > 0
* @param cnt number of bytes to copy, must be >= 0
*
* cnt > back is valid, this will copy the bytes we just copied,
* thus creating a repeating pattern with a period length of back.
*/
void av_memcpy_backptr(uint8_t *dst, int back, int cnt);
/**
* @}
*/
#endif /* AVUTIL_LZO_H */