Wang Bin 于2022年9月12日周一 10:02写道:
>
>> av_packet_unref(p->avpkt);
>> @@ -655,6 +670,14 @@ void ff_thread_finish_setup(AVCodecContext *avctx) {
>> async_lock(p->parent);
>> }
>>
>> +/* save hwaccel state for passing to the next thread;
>> + * this is done here so that this
>
>
> av_packet_unref(p->avpkt);
> @@ -655,6 +670,14 @@ void ff_thread_finish_setup(AVCodecContext *avctx) {
> async_lock(p->parent);
> }
>
> +/* save hwaccel state for passing to the next thread;
> + * this is done here so that this worker thread can wipe its own
> hwacc
On Sun, Sep 11, 2022 at 06:38:39AM +0200, Andreas Rheinhardt wrote:
> Peter Ross:
> > On Sat, Sep 10, 2022 at 03:07:13AM +0200, Andreas Rheinhardt wrote:
> >> It is a VP8-only feature.
> >>
> >> Signed-off-by: Andreas Rheinhardt
> >> ---
> >> libavcodec/vp8.c | 3 +--
> >> 1 file changed, 1 inser
Gesendet: Montag, 05. September 2022 um 12:45 Uhr
Von: "Andreas Rheinhardt"
An: ffmpeg-devel@ffmpeg.org
Betreff: Re: [FFmpeg-devel] [PATCH v3 2/3] lavf/dashdec: Multithreaded DASH
initialization
Lukas Fellechner:
>>> Moreover, older pthread standards did not allow to use
>>> PTHREAD_MUTEX
>> 2. Spawning too many threads when "auto" is used in multiple places
>>
>> This can indeed be an efficiency problem, although probably not major.
>> Since usually only one part of the pipeline is active at any time,
>> many of the threads will be sleeping, consuming very little resources.
>
> For
Gesendet: Dienstag, 06. September 2022 um 23:11 Uhr
Von: "Andreas Rheinhardt"
An: ffmpeg-devel@ffmpeg.org
Betreff: Re: [FFmpeg-devel] [PATCH] slicethread: Limit the automatic number of
threads to 16
Lukas Fellechner:
>> 1. Running out of address space in 32-bit processes
>>
>> It probably makes s
Signed-off-by: Kacper Michajłow
---
configure | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/configure b/configure
index 9e51abd0d3..a651fdec5a 100755
--- a/configure
+++ b/configure
@@ -7173,8 +7173,9 @@ check_optflags -fno-signed-zeros
if enabled lto; then
test
On 9/7/22, Paul B Mahol wrote:
> Patches attached.
>
> Could decoder be made faster?
>
Will apply soon.
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ff
Am So., 11. Sept. 2022 um 17:29 Uhr schrieb Andreas Rheinhardt
:
>
> Carl Eugen Hoyos:
> > From 421041e7cd1bce8952756e60a0dd428f1618d75a Mon Sep 17 00:00:00 2001
> > From: Carl Eugen Hoyos
> > Date: Sun, 11 Sep 2022 16:02:09 +0200
> > Subject: [PATCH] lavc/x86/simple_idct: Fix linking shared libav
These tests test both the demuxer as well as the muxer
wherever possible. It is not always possible due to the fact
that the muxer supports more codecs than the demuxer.
The spdif demuxer does currently not set the need_parsing flag.
If one were to set this to AVSTREAM_PARSE_FULL, the test results
Fixes function prototype mismatch, warning Wlto-type-mismatch.
Signed-off-by: Kacper Michajłow
---
libswscale/x86/rgb2rgb_template.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libswscale/x86/rgb2rgb_template.c
b/libswscale/x86/rgb2rgb_template.c
index 4aba25dd51..f6
Signed-off-by: Kacper Michajłow
---
configure | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/configure b/configure
index 9e51abd0d3..bf5a687239 100755
--- a/configure
+++ b/configure
@@ -7173,8 +7173,9 @@ check_optflags -fno-signed-zeros
if enabled lto; then
test
Carl Eugen Hoyos:
> From 421041e7cd1bce8952756e60a0dd428f1618d75a Mon Sep 17 00:00:00 2001
> From: Carl Eugen Hoyos
> Date: Sun, 11 Sep 2022 16:02:09 +0200
> Subject: [PATCH] lavc/x86/simple_idct: Fix linking shared libavcodec with MS
> link.exe
>
> link.exe hangs on empty simple_idct.o
>
> Fix
Hi,
On Sun, Sep 11, 2022 at 10:41 AM Ronald S. Bultje
wrote:
> Hi,
>
> On Sun, Sep 11, 2022 at 12:38 AM Andreas Rheinhardt <
> andreas.rheinha...@outlook.com> wrote:
>
>> Peter Ross:
>> > On Sat, Sep 10, 2022 at 03:07:13AM +0200, Andreas Rheinhardt wrote:
>> >> It is a VP8-only feature.
>> >>
>>
Hi,
On Sun, Sep 11, 2022 at 12:38 AM Andreas Rheinhardt <
andreas.rheinha...@outlook.com> wrote:
> Peter Ross:
> > On Sat, Sep 10, 2022 at 03:07:13AM +0200, Andreas Rheinhardt wrote:
> >> It is a VP8-only feature.
> >>
> >> Signed-off-by: Andreas Rheinhardt
> >> ---
> >> libavcodec/vp8.c | 3 +-
Untested with "non fuzzed" samples as i have no such file
Fixes: shift exponent 32 is too large for 32-bit type 'int'
Fixes:
50930/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVPACK_fuzzer-6319201949712384
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/maste
Am So., 11. Sept. 2022 um 16:26 Uhr schrieb James Almer :
>
> On 9/11/2022 11:17 AM, Carl Eugen Hoyos wrote:
> > Hi!
> >
> > Attached patch fixes ticket #9909 for me, regression since 4618f36a
> >
> > Please comment, Carl Eugen
>
> It would help if the patch was attached :p
Good point!
Carl Eugen
Fixes: Timeout
Fixes:
50955/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5148704872464384
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer
---
tools/target_dec_fuzzer.c | 2 +-
1 file cha
Fixes: out of array access
Fixes:
50936/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HDR_fuzzer-5423041009549312
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer
---
libavcodec/hdrdec.c | 2 +-
1 file ch
Signed-off-by: Michael Niedermayer
---
libavformat/mxfdec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index e63e803aa56..4ceb6cf672f 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1939,10 +1939,10 @@ stati
Fixes: Timeout
Fixes:
50793/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVPACK_fuzzer-4980185027444736
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer
---
libavcodec/wavpack.c | 4
1 file changed
On 9/11/2022 11:17 AM, Carl Eugen Hoyos wrote:
Hi!
Attached patch fixes ticket #9909 for me, regression since 4618f36a
Please comment, Carl Eugen
It would help if the patch was attached :p
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Am So., 11. Sept. 2022 um 16:17 Uhr schrieb Carl Eugen Hoyos
:
>
> Attached patch fixes ticket #9909 for me, regression since 4618f36a
Sorry, it was bfb28b5ce89f3e950214b67ea95b45e3355c2caf
Carl Eugen
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Hi!
Attached patch fixes ticket #9909 for me, regression since 4618f36a
Please comment, Carl Eugen
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ffmpeg-
On 9/10/2022 10:56 AM, James Almer wrote:
Do it only if the value conflicts with the previous channels value.
Fixes ticket #9912
Signed-off-by: James Almer
---
libavformat/riffdec.c | 11 ---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/libavformat/riffdec.c b/libav
Rémi Denis-Courmont:
> Hi,
>
> Down-casting to a signed type (here, int16_t) is implementation-defined. And
> while normal compilers do the expected thing, with modulo-2^n complement,
> sanitizers tend to dislike it.
>
1. We expect the implementation-defined behaviour for signed types to
match
Hi,
Down-casting to a signed type (here, int16_t) is implementation-defined. And
while normal compilers do the expected thing, with modulo-2^n complement,
sanitizers tend to dislike it.
AFAIK, the clean solution is via an union whence you assign the uint16_t
member, and then read the int16_t m
Thanks for the detailed review, Timo.
Please find fixed patch in attachement.
От: ffmpeg-devel от имени Timo Rothenpieler
Отправлено: 10 сентября 2022 г. 16:16
Кому: FFmpeg development discussions and patches ;
Roman Arzumanyan
Копия: Yogender Gupta ; Sven Mi
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