eessppeelllloo/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2025-12-13 02:20:07 +01:00
Code Issues Packages Projects Releases Wiki Activity

Merge remote branch 'qatar/master'

Browse Source 
* qatar/master:
  log: Fix an oob array read.
  cosmetics: trim trailing whitespace in postproc
  Ban strncpy() it's too easy to misuse.
  psymodel: Remove wrapper functions.
  aacenc: Replace loop counters in aac_encode_frame() with more descriptive 'ch' and 'w'.
  regtest: remove redundant flags in jpg test
  regtest: use run_ffmpeg in do_image_formats
  regtest: simplify encoding functions
  ffmpeg.c: check for interlaced flag in the correct place.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-05-09 04:27:07 +02:00
parent 25308afbb2 847aaec682
commit 6841c8c579
11 changed files with 120 additions and 138 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
libavcodec/psymodel.h
View File

@@ -80,8 +80,30 @@ typedef struct FFPsyContext {
typedef struct FFPsyModel {
const char *name;
int (*init) (FFPsyContext *apc);
/**
* Suggest window sequence for channel.
*
* @param ctx model context
* @param audio samples for the current frame
* @param la lookahead samples (NULL when unavailable)
* @param channel number of channel element to analyze
* @param prev_type previous window type
*
* @return suggested window information in a structure
*/
FFPsyWindowInfo (*window)(FFPsyContext *ctx, const int16_t *audio, const int16_t *la, int channel, int prev_type);
/**
* Perform psychoacoustic analysis and set band info (threshold, energy).
*
* @param ctx model context
* @param channel audio channel number
* @param coeffs pointer to the transformed coefficients
* @param wi window information
*/
void (*analyze)(FFPsyContext *ctx, int channel, const float *coeffs, const FFPsyWindowInfo *wi);
void (*end) (FFPsyContext *apc);
} FFPsyModel;
@@ -100,33 +122,6 @@ av_cold int ff_psy_init(FFPsyContext *ctx, AVCodecContext *avctx,
int num_lens,
const uint8_t **bands, const int* num_bands);
/**
* Suggest window sequence for channel.
*
* @param ctx model context
* @param audio samples for the current frame
* @param la lookahead samples (NULL when unavailable)
* @param channel number of channel element to analyze
* @param prev_type previous window type
*
* @return suggested window information in a structure
*/
FFPsyWindowInfo ff_psy_suggest_window(FFPsyContext *ctx,
const int16_t *audio, const int16_t *la,
int channel, int prev_type);
/**
* Perform psychoacoustic analysis and set band info (threshold, energy).
*
* @param ctx model context
* @param channel audio channel number
* @param coeffs pointer to the transformed coefficients
* @param wi window information
*/
void ff_psy_set_band_info(FFPsyContext *ctx, int channel, const float *coeffs,
const FFPsyWindowInfo *wi);
/**
* Cleanup model context at the end.
*