This commit fixes wrong treatment of MAGBP value in Ccap15 and bugs in HT block
decoding.
Signed-off-by: Osamu Watanabe
---
libavcodec/jpeg2000dec.c | 11 +--
libavcodec/jpeg2000htdec.c | 136 ++---
libavcodec/jpeg2000htdec.h | 2 +-
3 files changed, 89 inse
This commit adds support for placeholder pass parsing.
Signed-off-by: Osamu Watanabe
---
libavcodec/jpeg2000.h | 2 +
libavcodec/jpeg2000dec.c | 352 +
libavcodec/jpeg2000htdec.c | 90 +-
3 files changed, 326 insertions(+), 118 deletions(-)
This commit adds support for CAP and CPF markers. Decoding will exit when
encountering Ilegal input codestreams.
The variable `Jpeg2000DecoderContext->HT_MAGB` has been changed to `HT_B`
according to the definition in the spec (ISO/IEC 15444-15).
Signed-off-by: Osamu Watanabe
---
libavcodec/j
In some scenarios nb_tracks isn't the same as nb_streams, so a given id may end
up being used for two separate streams.
e.g. when muxing an IAMF track followed by a video track, if the IAMF track
consists of several streams, the video track would end up having an id of 2,
which may also be used by
Niklas Haas:
> From: Niklas Haas
>
> While this is technically a spec violation, the result is still
> decodable (and will look perfectly fine to clients ignoring Dolby Vision
> metadata). It will also only happen in garbage in, garbage out scenarios.
> ---
> libavcodec/libsvtav1.c | 4 ++--
> 1
On 8/1/2024 1:18 PM, James Almer wrote:
Fixes:
70458/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5259339779080192
Fixes: Assertion width > 0 && width <= 32 failed at libavcodec/cbs.c:608
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/proj
On 8/3/2024 3:34 AM, Rémi Denis-Courmont wrote:
Le keskiviikkona 31. heinäkuuta 2024, 15.55.23 EEST James Almer a écrit :
This puts lavu frame buffer allocator helpers in sync with lavc's decoder
frame buffer allocator's STRIDE_ALIGN define.
STRIDE_ALIGN can go down to 16 or even 8 bytes thoug
Added lpad and resolved conflicts with master.
于2024年8月3日周六 18:31写道：
> From: sunyuechi
>
> C908 X60
> avg_8_2x2_c:1.21.0
> avg_8_2x2_rvv_i32 :0.70.7
>
From: sunyuechi
C908 X60
avg_8_2x2_c:1.21.0
avg_8_2x2_rvv_i32 :0.70.7
avg_8_2x4_c:2.02.2
avg_8_2x4_rvv_i3
> Looks OK, but missing CFI landing pads.
Added lpad.
于2024年8月3日周六 17:51写道：
> From: sunyuechi
>
> C908 X60
> vp9_avg_bilin_4h_8bpp_c:5.54.7
> vp9_avg_bilin_4h_8bpp_rvv_i32 :1.7
From: sunyuechi
C908 X60
vp9_avg_8tap_smooth_4hv_8bpp_c : 32.0 28.0
vp9_avg_8tap_smooth_4hv_8bpp_rvv_i32 : 15.0 13.2
vp9_avg_8tap_smooth_8hv_8bpp_c : 98.0 86.2
vp9_avg_8tap_smo
From: sunyuechi
C908 X60
vp9_avg_bilin_4hv_8bpp_c : 10.79.5
vp9_avg_bilin_4hv_8bpp_rvv_i32 :4.03.5
vp9_avg_bilin_8hv_8bpp_c : 38.5 34.2
vp9_avg_bilin_8h
From: sunyuechi
C908 X60
vp9_avg_8tap_smooth_4h_8bpp_c : 12.7 11.2
vp9_avg_8tap_smooth_4h_8bpp_rvv_i32:4.74.2
vp9_avg_8tap_smooth_4v_8bpp_c : 29.7 12.5
vp9_avg_8tap_smo
From: sunyuechi
C908 X60
vp9_avg_bilin_4h_8bpp_c:5.54.7
vp9_avg_bilin_4h_8bpp_rvv_i32 :1.71.5
vp9_avg_bilin_4v_8bpp_c:5.54.7
vp9_avg_bilin_4v
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