Commits · d100168a04e4fd2e0f6bc6baaf487e188590f791 · videolan / ffmpeg-mt

24 Oct, 2003 1 commit

· d100168a

romansh authored Oct 24, 2003

   * introducing dct248 into the DSP context.
   * simple/accurate implementation of dct248
   * DV encoding now supports 2-4-8 DCT
   * DV encoding gets a bit faster (but still miles away
     from what I think it could do)
   * misc. DV codec cleanups


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2425 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

d100168a

23 Oct, 2003 6 commits

1l · 8c142404

alex authored Oct 23, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2424 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

8c142404

minor mmx2 optimization if the dct · 02a1f302

michael authored Oct 23, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2423 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

02a1f302

inline -> always_inline (842 -> 690 cpu cycles for dct_quantize() difference... · 367833b0

michael authored Oct 23, 2003

inline -> always_inline (842 -> 690 cpu cycles for dct_quantize() difference for the dct itself should be even bigger)


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2422 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

367833b0

4.9-RC FreeBSD doesnt like lrint() so change to lrintf(), not that bsd... · 6795ecf7

michael authored Oct 23, 2003

4.9-RC FreeBSD doesnt like lrint() so change to lrintf(), not that bsd supports that but we emulate it ...


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2421 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

6795ecf7

optionally merge postscale into quantization table for the float aan dct · 39fd85a8
michael authored Oct 23, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2420 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
```
39fd85a8

10l · ccf7f9e9

michael authored Oct 23, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2419 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

ccf7f9e9

22 Oct, 2003 8 commits

10l · 55a39540

alex authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2418 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

55a39540

100l · 2f86b9b6

alex authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2417 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

2f86b9b6

oops forgot · 19fbc488

michael authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2416 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

19fbc488

floating point AAN DCT · babd469f

michael authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2415 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

babd469f

112 bytes smaller MpegEncContext · 11e14d76

michael authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2414 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

11e14d76

move blocks away MpegEncContext (7.4 -> 5.8k) · a488d057

michael authored Oct 22, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2413 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

a488d057

move mmx quantizer matrixes out of MpegEncContext (23k -> 7k) (no meassureable slowdown) · f8f8a5c8
michael authored Oct 22, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2412 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
```
f8f8a5c8

move q_*_matrix out of MpegEncContext (40k ->23k) dct_quantize() is even... · 58e127c2

michael authored Oct 22, 2003

move q_*_matrix out of MpegEncContext (40k ->23k) dct_quantize() is even slightly faster now, dont ask my why ...


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2411 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

58e127c2

21 Oct, 2003 4 commits
- dynamic alloc of picture structs instead of putting them in MpegEncContext · db8aea98
  michael authored Oct 21, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2410 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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  db8aea98
- forgot to apply this chunk appearently, no, i dont really remember where it came from · 41786201
  michael authored Oct 21, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2409 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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  41786201
- start time hack by (devik <devik at cdi dot cz>) · 0deb8441
  michael authored Oct 21, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2408 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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  0deb8441
- BSD doesnt have log2 · 34b31c85
  michael authored Oct 21, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2407 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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  34b31c85
20 Oct, 2003 6 commits

mpeg2 aspect ratio encoding fixed · 96e3657d

michael authored Oct 20, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2406 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

96e3657d

use continued fractions to approximate a fraction if its numerator or denominator is too large · 80a3e508
michael authored Oct 20, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2405 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
```
80a3e508

10l · 8fdbf12e

michael authored Oct 20, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2404 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

8fdbf12e

AVRational · 6319e1c8

michael authored Oct 20, 2003

sample_aspect_ratio
aspect ratio in JPEG JFIF is SAR not DAR !
removed nonsense SAR guessing code
various related cleanups
bugs?


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2403 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

6319e1c8

bottom_field_first -> top_field_first · 523ccf94

michael authored Oct 20, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2402 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

523ccf94

export mpeg2 active display area / pan scan · ea0b3e14

michael authored Oct 20, 2003

fix mpeg2 aspect_ratio for the rare case that active display area != AVCodecContext.width/height
decode sequence display extension & picture display extension

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2401 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

ea0b3e14

19 Oct, 2003 3 commits

OS/X 10.2.x gcc-3.1 bug workaround by ("Steven M. Schultz" <sms at 2BSD dot COM>) · 99618c91
michael authored Oct 19, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2400 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
```
99618c91
gcc->C99 and warning fixes patch by (Dan Christiansen <danchr at daimi dot au dot dk>) · fb30f592
michael authored Oct 19, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2399 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
```
fb30f592

Using the extension m4a for audio only files is increasingly · 7fb5e64b

michael authored Oct 19, 2003

common, especially since Apple iTunes treats files with the two
extensions differently. Without the patch, FFmpeg won't know that m4a
is for MPEG-4 files
patch by (Dan Christiansen <danchr at daimi dot au dot dk>)

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2398 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

7fb5e64b

18 Oct, 2003 2 commits

- Moving -Wall from the individual Makefiles to configure (and only · 0f562fb0

michael authored Oct 18, 2003

have it passed to GCC)
- Moving the usage in configure to the top of it, so you don't have to
wait needlessly
- Silence compiler output during configuration
- Add support for configuring with IBM XLC

patch by (Dan Christiansen <danchr at daimi dot au dot dk>)


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2397 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

0f562fb0

· 545da4d5

romansh authored Oct 18, 2003

    * providing MPEG codecs with a generic fields in AVFrame to use.

    * fixing YUV4MPEG format.

    * fixing a bug in DV codec where coded_frame was not set.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2396 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

545da4d5

17 Oct, 2003 1 commit
- emu_edge checks simplification and avoid redundant checks for mpeg1/2 if emu_edge is set · 4b602c0f
  michael authored Oct 17, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2395 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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  4b602c0f
16 Oct, 2003 3 commits

· 96d44790

romansh authored Oct 16, 2003

   * original fix still didn't align lines on s_align when CODEC_FLAG_EMU_EDGE
     was not set.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2394 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

96d44790

· 2eef61b2

romansh authored Oct 16, 2003

    * fix for a trivial 100l declaration typo


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2393 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

2eef61b2

picture buffer cleanup, this fixes a assertion failure (if assertion checking... · efaa0b0d

michael authored Oct 16, 2003

picture buffer cleanup, this fixes a assertion failure (if assertion checking was manualy enabled for utils.c) and a memleak at least


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2392 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

efaa0b0d

15 Oct, 2003 6 commits

default_get_buffer() fixes · 0f37b3ae

michael authored Oct 15, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2391 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

0f37b3ae

Enable decoding of more mpeg-ts streams for pcHDTV patch by (Doug Larrick <doug at ties dot org>) · d601fe4e
michael authored Oct 15, 2003
```
git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2390 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
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d601fe4e

align · 05a08afc

michael authored Oct 15, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2389 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

05a08afc

fix "first frame is no keyframe" bug · 0a68530d

michael authored Oct 15, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2388 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

0a68530d

10l · e358a467

alex authored Oct 15, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2387 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

e358a467

hook up the XA ADPCM decoder · 1102c177

melanson authored Oct 15, 2003


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@2386 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

1102c177