#include "rational.h"
#include <sys/types.h> /* size_t */
-#define FFMPEG_VERSION_INT 0x000408
-#define FFMPEG_VERSION "0.4.8"
-#define LIBAVCODEC_BUILD 4703
+#define FFMPEG_VERSION_INT 0x000409
+#define FFMPEG_VERSION "0.4.9-pre1"
+#define LIBAVCODEC_BUILD 4730
#define LIBAVCODEC_VERSION_INT FFMPEG_VERSION_INT
#define LIBAVCODEC_VERSION FFMPEG_VERSION
#define AV_TOSTRING(s) #s
#define LIBAVCODEC_IDENT "FFmpeg" LIBAVCODEC_VERSION "b" AV_STRINGIFY(LIBAVCODEC_BUILD)
+#define AV_NOPTS_VALUE int64_t_C(0x8000000000000000)
+#define AV_TIME_BASE 1000000
+
enum CodecID {
CODEC_ID_NONE,
CODEC_ID_MPEG1VIDEO,
CODEC_ID_MPEG2VIDEO, /* prefered ID for MPEG Video 1 or 2 decoding */
CODEC_ID_MPEG2VIDEO_XVMC,
+ CODEC_ID_H261,
CODEC_ID_H263,
CODEC_ID_RV10,
CODEC_ID_RV20,
CODEC_ID_VMDAUDIO,
CODEC_ID_MSZH,
CODEC_ID_ZLIB,
+ CODEC_ID_SONIC,
+ CODEC_ID_SONIC_LS,
CODEC_ID_QTRLE,
+ CODEC_ID_SNOW,
+ CODEC_ID_TSCC,
+ CODEC_ID_ULTI,
+ CODEC_ID_QDRAW,
+ CODEC_ID_VIXL,
/* various pcm "codecs" */
CODEC_ID_PCM_S16LE,
CODEC_ID_ADPCM_ADX,
CODEC_ID_ADPCM_EA,
CODEC_ID_ADPCM_G726,
+ CODEC_ID_ADPCM_CT,
/* AMR */
CODEC_ID_AMR_NB,
CODEC_ID_ROQ_DPCM,
CODEC_ID_INTERPLAY_DPCM,
CODEC_ID_XAN_DPCM,
+ CODEC_ID_SOL_DPCM,
CODEC_ID_FLAC,
CODEC_ID_MPEG2TS, /* _FAKE_ codec to indicate a raw MPEG2 transport
stream (only used by libavformat) */
+
+ CODEC_ID_DTS,
+ CODEC_ID_XVID,
+
+ CODEC_ID_PNG,
+ CODEC_ID_PPM,
+ CODEC_ID_PBM,
+ CODEC_ID_PGM,
+ CODEC_ID_PGMYUV,
+ CODEC_ID_PAM,
};
/* CODEC_ID_MP3LAME is absolete */
*/
enum PixelFormat {
PIX_FMT_YUV420P, ///< Planar YUV 4:2:0 (1 Cr & Cb sample per 2x2 Y samples)
- PIX_FMT_YUV422,
+ PIX_FMT_YUV422, ///< Packed pixel, Y0 Cb Y1 Cr
PIX_FMT_RGB24, ///< Packed pixel, 3 bytes per pixel, RGBRGB...
PIX_FMT_BGR24, ///< Packed pixel, 3 bytes per pixel, BGRBGR...
PIX_FMT_YUV422P, ///< Planar YUV 4:2:2 (1 Cr & Cb sample per 2x1 Y samples)
PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4 full scale (jpeg)
PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h)
PIX_FMT_XVMC_MPEG2_IDCT,
+ PIX_FMT_UYVY422, ///< Packed pixel, Cb Y0 Cr Y1
+ PIX_FMT_UYVY411, ///< Packed pixel, Cb Y0 Y1 Cr Y2 Y3
PIX_FMT_NB,
};
ME_X1
};
+enum AVRounding {
+ AV_ROUND_ZERO = 0, ///< round toward zero
+ AV_ROUND_INF = 1, ///< round away from zero
+ AV_ROUND_DOWN = 2, ///< round toward -infinity
+ AV_ROUND_UP = 3, ///< round toward +infinity
+ AV_ROUND_NEAR_INF = 5, ///< round to nearest and halfway cases away from zero
+};
+
typedef struct RcOverride{
int start_frame;
int end_frame;
#define CODEC_FLAG_INTERLACED_ME 0x20000000 ///< interlaced motion estimation
#define CODEC_FLAG_SVCD_SCAN_OFFSET 0x40000000 ///< will reserve space for SVCD scan offset user data
#define CODEC_FLAG_CLOSED_GOP 0x80000000
+#define CODEC_FLAG2_FAST 0x00000001 ///< allow non spec compliant speedup tricks
+#define CODEC_FLAG2_STRICT_GOP 0x00000002 ///< strictly enforce GOP size
+
/* Unsupported options :
* Syntax Arithmetic coding (SAC)
* Reference Picture Selection
used */
#define CODEC_CAP_PARSE_ONLY 0x0004
#define CODEC_CAP_TRUNCATED 0x0008
+/* codec can export data for HW decoding (XvMC) */
+#define CODEC_CAP_HWACCEL 0x0010
+/** codec has a non zero delay and needs to be feeded with NULL at the end to get the delayed data */
+#define CODEC_CAP_DELAY 0x0020
//the following defines might change, so dont expect compatibility if u use them
#define MB_TYPE_INTRA4x4 0x0001
int pict_type;\
\
/**\
- * presentation timestamp in micro seconds (time when frame should be shown to user)\
- * if 0 then the frame_rate will be used as reference\
+ * presentation timestamp in AV_TIME_BASE (=micro seconds currently) (time when frame should be shown to user)\
+ * if AV_NOPTS_VALUE then the frame_rate will be used as reference\
* - encoding: MUST be set by user\
* - decoding: set by lavc\
*/\
\
/**\
* Motion vector table\
- * - encoding: unused\
+ * - encoding: set by user\
* - decoding: set by lavc\
*/\
int16_t (*motion_val[2])[2];\
/**\
* Macroblock type table\
* mb_type_base + mb_width + 2\
- * - encoding: unused\
+ * - encoding: set by user\
* - decoding: set by lavc\
*/\
uint32_t *mb_type;\
* - decoding: set by lavc (before get_buffer() call))\
*/\
int buffer_hints;\
+\
+ /**\
+ * DCT coeffitients\
+ * - encoding: unused\
+ * - decoding: set by lavc\
+ */\
+ short *dct_coeff;\
+\
+ /**\
+ * Motion referece frame index\
+ * - encoding: set by user\
+ * - decoding: set by lavc\
+ */\
+ int8_t *ref_index[2];
#define FF_QSCALE_TYPE_MPEG1 0
#define FF_QSCALE_TYPE_MPEG2 1
#define FF_BUFFER_TYPE_INTERNAL 1
#define FF_BUFFER_TYPE_USER 2 ///< Direct rendering buffers (image is (de)allocated by user)
-#define FF_BUFFER_TYPE_SHARED 4 ///< buffer from somewher else, dont dealloc image (data/base)
+#define FF_BUFFER_TYPE_SHARED 4 ///< buffer from somewher else, dont dealloc image (data/base), all other tables are not shared
#define FF_BUFFER_TYPE_COPY 8 ///< just a (modified) copy of some other buffer, dont dealloc anything
#define DEFAULT_FRAME_RATE_BASE 1001000
+/**
+ * Used by av_log
+ */
+typedef struct AVCLASS AVClass;
+struct AVCLASS {
+ const char* class_name;
+ const char* (*item_name)(void*); /* actually passing a pointer to an AVCodecContext
+ or AVFormatContext, which begin with an AVClass.
+ Needed because av_log is in libavcodec and has no visibility
+ of AVIn/OutputFormat */
+};
+
/**
* main external api structure.
*/
typedef struct AVCodecContext {
+ /**
+ * Info on struct for av_log
+ * - set by avcodec_alloc_context
+ */
+ AVClass *av_class;
/**
* the average bitrate.
* - encoding: set by user. unused for constant quantizer encoding
int frame_rate;
/**
- * width / height.
+ * picture width / height.
* - encoding: MUST be set by user.
- * - decoding: set by user if known, codec should override / dynamically change if needed
+ * - decoding: set by lavc.
+ * Note, for compatibility its possible to set this instead of
+ * coded_width/height before decoding
*/
int width, height;
/* every time the encoder as a packet to send */
/* Depends on the encoder if the data starts */
/* with a Start Code (it should) H.263 does */
- void (*rtp_callback)(void *data, int size, int packet_number);
+ void (*rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int packet_number);
/* statistics, used for 2-pass encoding */
int mv_bits;
#define FF_BUG_XVID_ILACE 4
#define FF_BUG_UMP4 8
#define FF_BUG_NO_PADDING 16
+#define FF_BUG_AMV 32
#define FF_BUG_AC_VLC 0 ///< will be removed, libavcodec can now handle these non compliant files by default
#define FF_BUG_QPEL_CHROMA 64
#define FF_BUG_STD_QPEL 128
#define FF_BUG_QPEL_CHROMA2 256
#define FF_BUG_DIRECT_BLOCKSIZE 512
#define FF_BUG_EDGE 1024
+#define FF_BUG_HPEL_CHROMA 2048
+#define FF_BUG_DC_CLIP 4096
//#define FF_BUG_FAKE_SCALABILITY 16 //autodetection should work 100%
/**
/**
* called at the beginning of each frame to get a buffer for it.
* if pic.reference is set then the frame will be read later by lavc
- * width and height should be rounded up to the next multiple of 16
+ * avcodec_align_dimensions() should be used to find the required width and
+ * height, as they normally need to be rounded up to the next multiple of 16
* - encoding: unused
* - decoding: set by lavc, user can override
*/
void (*release_buffer)(struct AVCodecContext *c, AVFrame *pic);
/**
- * is 1 if the decoded stream contains b frames, 0 otherwise.
- * - encoding: unused
+ * if 1 the stream has a 1 frame delay during decoding.
+ * - encoding: set by lavc
* - decoding: set by lavc
*/
int has_b_frames;
#define FF_IDCT_ALTIVEC 8
#define FF_IDCT_SH4 9
#define FF_IDCT_SIMPLEARM 10
+#define FF_IDCT_H264 11
/**
* slice count.
#define FF_DEBUG_MB_TYPE 8
#define FF_DEBUG_QP 16
#define FF_DEBUG_MV 32
-//#define FF_DEBUG_VIS_MV 0x00000040
+#define FF_DEBUG_DCT_COEFF 0x00000040
#define FF_DEBUG_SKIP 0x00000080
#define FF_DEBUG_STARTCODE 0x00000100
#define FF_DEBUG_PTS 0x00000200
#define FF_CMP_ZERO 7
#define FF_CMP_VSAD 8
#define FF_CMP_VSSE 9
+#define FF_CMP_NSSE 10
+#define FF_CMP_W53 11
+#define FF_CMP_W97 12
#define FF_CMP_CHROMA 256
/**
* - encoding: unused
* - decoding: set by user, if not set then the native format will always be choosen
*/
- enum PixelFormat (*get_format)(struct AVCodecContext *s, enum PixelFormat * fmt);
+ enum PixelFormat (*get_format)(struct AVCodecContext *s, const enum PixelFormat * fmt);
/**
* DTG active format information (additionnal aspect ratio
* the codec may call this to execute several independant things. it will return only after
* finishing all tasks, the user may replace this with some multithreaded implementation, the
* default implementation will execute the parts serially
- * @param count the number of functions this will be identical to thread_count if possible
+ * @param count the number of things to execute
* - encoding: set by lavc, user can override
* - decoding: set by lavc, user can override
*/
* - decoding: set by execute()
*/
void *thread_opaque;
+
+ /**
+ * Motion estimation threshold. under which no motion estimation is
+ * performed, but instead the user specified motion vectors are used
+ *
+ * - encoding: set by user
+ * - decoding: unused
+ */
+ int me_threshold;
+
+ /**
+ * Macroblock threshold. under which the user specified macroblock types will be used
+ * - encoding: set by user
+ * - decoding: unused
+ */
+ int mb_threshold;
+
+ /**
+ * precision of the intra dc coefficient - 8.
+ * - encoding: set by user
+ * - decoding: unused
+ */
+ int intra_dc_precision;
+
+ /**
+ * noise vs. sse weight for the nsse comparsion function.
+ * - encoding: set by user
+ * - decoding: unused
+ */
+ int nsse_weight;
+
+ /**
+ * number of macroblock rows at the top which are skiped.
+ * - encoding: unused
+ * - decoding: set by user
+ */
+ int skip_top;
+
+ /**
+ * number of macroblock rows at the bottom which are skiped.
+ * - encoding: unused
+ * - decoding: set by user
+ */
+ int skip_bottom;
+
+ /**
+ * profile
+ * - encoding: set by user
+ * - decoding: set by lavc
+ */
+ int profile;
+#define FF_PROFILE_UNKNOWN -99
+
+ /**
+ * level
+ * - encoding: set by user
+ * - decoding: set by lavc
+ */
+ int level;
+#define FF_LEVEL_UNKNOWN -99
+
+ /**
+ * low resolution decoding. 1-> 1/2 size, 2->1/4 size
+ * - encoding: unused
+ * - decoding: set by user
+ */
+ int lowres;
+
+ /**
+ * bistream width / height. may be different from width/height if lowres
+ * or other things are used
+ * - encoding: unused
+ * - decoding: set by user before init if known, codec should override / dynamically change if needed
+ */
+ int coded_width, coded_height;
} AVCodecContext;
typedef struct AVCodec {
const char *name;
enum CodecType type;
- int id;
+ enum CodecID id;
int priv_data_size;
int (*init)(AVCodecContext *);
int (*encode)(AVCodecContext *, uint8_t *buf, int buf_size, void *data);
const AVOption *options;
struct AVCodec *next;
void (*flush)(AVCodecContext *);
+ const AVRational *supported_framerates; ///array of supported framerates, or NULL if any, array is terminated by {0,0}
+ const enum PixelFormat *pix_fmts; ///array of supported pixel formats, or NULL if unknown, array is terminanted by -1
} AVCodec;
/**
extern AVCodec mp3lame_encoder;
extern AVCodec oggvorbis_encoder;
extern AVCodec faac_encoder;
+extern AVCodec xvid_encoder;
extern AVCodec mpeg1video_encoder;
extern AVCodec mpeg2video_encoder;
+extern AVCodec h261_encoder;
extern AVCodec h263_encoder;
extern AVCodec h263p_encoder;
extern AVCodec flv_encoder;
extern AVCodec rv10_encoder;
extern AVCodec rv20_encoder;
+extern AVCodec dvvideo_encoder;
extern AVCodec mjpeg_encoder;
extern AVCodec ljpeg_encoder;
+extern AVCodec png_encoder;
+extern AVCodec ppm_encoder;
+extern AVCodec pgm_encoder;
+extern AVCodec pgmyuv_encoder;
+extern AVCodec pbm_encoder;
+extern AVCodec pam_encoder;
extern AVCodec mpeg4_encoder;
extern AVCodec msmpeg4v1_encoder;
extern AVCodec msmpeg4v2_encoder;
extern AVCodec asv2_encoder;
extern AVCodec vcr1_encoder;
extern AVCodec ffv1_encoder;
+extern AVCodec snow_encoder;
extern AVCodec mdec_encoder;
extern AVCodec zlib_encoder;
+extern AVCodec sonic_encoder;
+extern AVCodec sonic_ls_encoder;
+extern AVCodec svq1_encoder;
extern AVCodec h263_decoder;
+extern AVCodec h261_decoder;
extern AVCodec mpeg4_decoder;
extern AVCodec msmpeg4v1_decoder;
extern AVCodec msmpeg4v2_decoder;
extern AVCodec mjpeg_decoder;
extern AVCodec mjpegb_decoder;
extern AVCodec sp5x_decoder;
+extern AVCodec png_decoder;
extern AVCodec mp2_decoder;
extern AVCodec mp3_decoder;
extern AVCodec mace3_decoder;
extern AVCodec vcr1_decoder;
extern AVCodec cljr_decoder;
extern AVCodec ffv1_decoder;
+extern AVCodec snow_decoder;
extern AVCodec fourxm_decoder;
extern AVCodec mdec_decoder;
extern AVCodec roq_decoder;
extern AVCodec roq_dpcm_decoder;
extern AVCodec interplay_dpcm_decoder;
extern AVCodec xan_dpcm_decoder;
+extern AVCodec sol_dpcm_decoder;
+extern AVCodec sonic_decoder;
extern AVCodec qtrle_decoder;
extern AVCodec flac_decoder;
+extern AVCodec tscc_decoder;
+extern AVCodec ulti_decoder;
+extern AVCodec qdraw_decoder;
+extern AVCodec xl_decoder;
/* pcm codecs */
#define PCM_CODEC(id, name) \
PCM_CODEC(CODEC_ID_ADPCM_ADX, adpcm_adx);
PCM_CODEC(CODEC_ID_ADPCM_EA, adpcm_ea);
PCM_CODEC(CODEC_ID_ADPCM_G726, adpcm_g726);
+PCM_CODEC(CODEC_ID_ADPCM_CT, adpcm_ct);
#undef PCM_CODEC
/* the following codecs use external GPL libs */
extern AVCodec ac3_decoder;
+extern AVCodec dts_decoder;
/* resample.c */
struct ReSampleContext;
+struct AVResampleContext;
typedef struct ReSampleContext ReSampleContext;
int audio_resample(ReSampleContext *s, short *output, short *input, int nb_samples);
void audio_resample_close(ReSampleContext *s);
+struct AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_length, int log2_phase_count, int linear, double cutoff);
+int av_resample(struct AVResampleContext *c, short *dst, short *src, int *consumed, int src_size, int dst_size, int update_ctx);
+void av_resample_compensate(struct AVResampleContext *c, int sample_delta, int compensation_distance);
+void av_resample_close(struct AVResampleContext *c);
+
/* YUV420 format is assumed ! */
struct ImgReSampleContext;
ImgReSampleContext *img_resample_full_init(int owidth, int oheight,
int iwidth, int iheight,
int topBand, int bottomBand,
- int leftBand, int rightBand);
+ int leftBand, int rightBand,
+ int padtop, int padbottom,
+ int padleft, int padright);
+
void img_resample(ImgReSampleContext *s,
AVPicture *output, const AVPicture *input);
int avpicture_get_size(int pix_fmt, int width, int height);
void avcodec_get_chroma_sub_sample(int pix_fmt, int *h_shift, int *v_shift);
const char *avcodec_get_pix_fmt_name(int pix_fmt);
+void avcodec_set_dimensions(AVCodecContext *s, int width, int height);
enum PixelFormat avcodec_get_pix_fmt(const char* name);
+unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat p);
#define FF_LOSS_RESOLUTION 0x0001 /* loss due to resolution change */
#define FF_LOSS_DEPTH 0x0002 /* loss due to color depth change */
void avcodec_get_context_defaults(AVCodecContext *s);
AVCodecContext *avcodec_alloc_context(void);
+void avcodec_get_frame_defaults(AVFrame *pic);
AVFrame *avcodec_alloc_frame(void);
int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic);
void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic);
-void avcodec_default_free_buffers(AVCodecContext *s);
-
-int avcodec_pthread_init(AVCodecContext *s, int thread_count);
-void avcodec_pthread_free(AVCodecContext *s);
-int avcodec_pthread_execute(AVCodecContext *s, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count);
+int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic);
+void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height);
+enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat * fmt);
+
+int avcodec_thread_init(AVCodecContext *s, int thread_count);
+void avcodec_thread_free(AVCodecContext *s);
+int avcodec_thread_execute(AVCodecContext *s, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count);
+int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count);
//FIXME func typedef
/**
int av_reduce(int *dst_nom, int *dst_den, int64_t nom, int64_t den, int64_t max);
/**
- * rescale a 64bit integer.
+ * rescale a 64bit integer with rounding to nearest.
* a simple a*b/c isnt possible as it can overflow
*/
-int64_t av_rescale(int64_t a, int b, int c);
-
-
-/**
- * Interface for 0.5.0 version
- *
- * do not even think about it's usage for this moment
- */
-
-typedef struct {
- /// compressed size used from given memory buffer
- int size;
- /// I/P/B frame type
- int frame_type;
-} avc_enc_result_t;
-
-/**
- * Commands
- * order can't be changed - once it was defined
- */
-typedef enum {
- // general commands
- AVC_OPEN_BY_NAME = 0xACA000,
- AVC_OPEN_BY_CODEC_ID,
- AVC_OPEN_BY_FOURCC,
- AVC_CLOSE,
-
- AVC_FLUSH,
- // pin - struct { uint8_t* src, uint_t src_size }
- // pout - struct { AVPicture* img, consumed_bytes,
- AVC_DECODE,
- // pin - struct { AVPicture* img, uint8_t* dest, uint_t dest_size }
- // pout - uint_t used_from_dest_size
- AVC_ENCODE,
-
- // query/get video commands
- AVC_GET_VERSION = 0xACB000,
- AVC_GET_WIDTH,
- AVC_GET_HEIGHT,
- AVC_GET_DELAY,
- AVC_GET_QUANT_TABLE,
- // ...
-
- // query/get audio commands
- AVC_GET_FRAME_SIZE = 0xABC000,
-
- // maybe define some simple structure which
- // might be passed to the user - but they can't
- // contain any codec specific parts and these
- // calls are usualy necessary only few times
-
- // set video commands
- AVC_SET_WIDTH = 0xACD000,
- AVC_SET_HEIGHT,
-
- // set video encoding commands
- AVC_SET_FRAME_RATE = 0xACD800,
- AVC_SET_QUALITY,
- AVC_SET_HURRY_UP,
-
- // set audio commands
- AVC_SET_SAMPLE_RATE = 0xACE000,
- AVC_SET_CHANNELS,
-
-} avc_cmd_t;
+int64_t av_rescale(int64_t a, int64_t b, int64_t c);
/**
- * \param handle allocated private structure by libavcodec
- * for initialization pass NULL - will be returned pout
- * user is supposed to know nothing about its structure
- * \param cmd type of operation to be performed
- * \param pint input parameter
- * \param pout output parameter
- *
- * \returns command status - eventually for query command it might return
- * integer resulting value
+ * rescale a 64bit integer with specified rounding.
+ * a simple a*b/c isnt possible as it can overflow
*/
-int avcodec(void* handle, avc_cmd_t cmd, void* pin, void* pout);
+int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding);
/* frame parsing */
typedef struct AVCodecParserContext {
/* private data */
int64_t last_pts;
int64_t last_dts;
+ int fetch_timestamp;
#define AV_PARSER_PTS_NB 4
int cur_frame_start_index;
extern AVCodecParser mpegvideo_parser;
extern AVCodecParser mpeg4video_parser;
+extern AVCodecParser h261_parser;
extern AVCodecParser h263_parser;
extern AVCodecParser h264_parser;
+extern AVCodecParser mjpeg_parser;
extern AVCodecParser mpegaudio_parser;
extern AVCodecParser ac3_parser;
void *av_realloc(void *ptr, unsigned int size);
void av_free(void *ptr);
char *av_strdup(const char *s);
-void __av_freep(void **ptr);
-#define av_freep(p) __av_freep((void **)(p))
+void av_freep(void *ptr);
void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size);
/* for static data only */
/* call av_free_static to release all staticaly allocated tables */
void av_free_static(void);
-void *__av_mallocz_static(void** location, unsigned int size);
-#define av_mallocz_static(p, s) __av_mallocz_static((void **)(p), s)
+void *av_mallocz_static(unsigned int size);
/* add by bero : in adx.c */
int is_adx(const unsigned char *buf,size_t bufsize);
#include <stdarg.h>
+#define AV_LOG_QUIET -1
#define AV_LOG_ERROR 0
#define AV_LOG_INFO 1
#define AV_LOG_DEBUG 2
-extern void av_log(AVCodecContext*, int level, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 3, 4)));
-extern void av_vlog(AVCodecContext*, int level, const char *fmt, va_list);
+#ifdef __GNUC__
+extern void av_log(void*, int level, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 3, 4)));
+#else
+extern void av_log(void*, int level, const char *fmt, ...);
+#endif
+
+extern void av_vlog(void*, int level, const char *fmt, va_list);
extern int av_log_get_level(void);
extern void av_log_set_level(int);
-extern void av_log_set_callback(void (*)(AVCodecContext*, int, const char*, va_list));
-
-#undef AV_LOG_TRAP_PRINTF
-#ifdef AV_LOG_TRAP_PRINTF
-#define printf DO NOT USE
-#define fprintf DO NOT USE
-#undef stderr
-#define stderr DO NOT USE
+extern void av_log_set_callback(void (*)(void*, int, const char*, va_list));
+
+/* endian macros */
+#if !defined(BE_16) || !defined(BE_32) || !defined(LE_16) || !defined(LE_32)
+#define BE_16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1])
+#define BE_32(x) ((((uint8_t*)(x))[0] << 24) | \
+ (((uint8_t*)(x))[1] << 16) | \
+ (((uint8_t*)(x))[2] << 8) | \
+ ((uint8_t*)(x))[3])
+#define LE_16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0])
+#define LE_32(x) ((((uint8_t*)(x))[3] << 24) | \
+ (((uint8_t*)(x))[2] << 16) | \
+ (((uint8_t*)(x))[1] << 8) | \
+ ((uint8_t*)(x))[0])
#endif
#ifdef __cplusplus