[FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer

The variable AVFrame *frame could be a null pointer, now add a null pointer check to avoid dereferencing the null pointer. Signed-off-by: Tong Wu --- libavcodec/qsvenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c index 07be4287b7

[FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL

add a return value check for function MFXQueryIMPL to handle the error message. Signed-off-by: Tong Wu --- libavcodec/qsv.c | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c index 1a432dbd82..18f34f05fd 100644 --- a/libavcodec/qsv.c +++ b

[FFmpeg-devel] [PATCH] tools/target_bsf_fuzzer: simplify the loop feeding packets to the filter

This also follows the suggested API usage in the doxy. Signed-off-by: James Almer --- tools/target_bsf_fuzzer.c | 15 ++- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/tools/target_bsf_fuzzer.c b/tools/target_bsf_fuzzer.c index d6aaee3bd9..1aae4a12e5 100644 --- a/tool

[FFmpeg-devel] [PATCH 2/3] tools/target_dec_fuzzer: Adjust threshold for targa

Fixes: Timeout Fixes: 44877/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TARGA_fuzzer-4870505251864576 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 | 1 + 1 file changed

[FFmpeg-devel] [PATCH 1/3] tools/target_dem_fuzzer: Check fmt before dereferencing

Fixes: NULL pointer dereference Fixes: 44884/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4656748688965632 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- tools/target_dem_fuzzer.c | 2 +- 1 file

[FFmpeg-devel] [PATCH 3/3] avformat/rmdec: Better duplicate tags check

Fixes: memleaks Fixes: 44810/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5619494647627776 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/rmdec.c | 9 + 1 file changed, 5 ins

[FFmpeg-devel] [PATCH 3/3] fftools/ffmpeg: Don't presume frame_queue to have been allocated

Fixes segfaults upon allocation failure. Signed-off-by: Andreas Rheinhardt --- fftools/ffmpeg.c | 10 ++ 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c index 7beea11933..e9de8fb430 100644 --- a/fftools/ffmpeg.c +++ b/fftools/ffmpeg.c @@

[FFmpeg-devel] [PATCH 2/3] fftools/ffmpeg_opt: Simplify adding complex filtergraph

Signed-off-by: Andreas Rheinhardt --- fftools/ffmpeg_opt.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c index c22c6aca06..44ec759e35 100644 --- a/fftools/ffmpeg_opt.c +++ b/fftools/ffmpeg_opt.c @@ -3271,9 +3271,8 @@ static in

[FFmpeg-devel] [PATCH 1/3] fftools/ffmpeg_opt: Simplify adding new input/output streams

Signed-off-by: Andreas Rheinhardt --- fftools/ffmpeg_opt.c | 14 +++--- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c index 3102851885..c22c6aca06 100644 --- a/fftools/ffmpeg_opt.c +++ b/fftools/ffmpeg_opt.c @@ -784,7 +784,7 @@

[FFmpeg-devel] [PATCH v2] swscale: Take the destination range into account for yuv->rgb->yuv conversions

The range parameters need to be set up before calling sws_init_context (which selects which fastpaths can be used; this gets called by sws_getContext); solely passing them via sws_setColorspaceDetails isn't enough. This fixes producing full range YUV range output when doing YUV->YUV conversions be

Re: [FFmpeg-devel] [PATCH 17/19] Remove obsolete version.h inclusions

On Wed, 23 Feb 2022, Andreas Rheinhardt wrote: Martin Storsjö: On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Forgotten in e7bd47e657bbf9e1ce9915e93bc80cb1a29fb7f3. Signed-off-by: Andreas Rheinhardt --- libavcodec/vc2enc.c    | 2 +- libavcodec/x86/blockdsp_init.c | 2 -- libavfilter/

[FFmpeg-devel] RPL Acorn Replay Video - type 7 files

Greetings I encountered some RPL acorn replay video files of a compression type 7 that ffmpeg doesn't have support for. I submitted a bug report here: https://trac.ffmpeg.org/ticket/9655 It includes sample files and a link to the file format. I'd love to see support added to ffmpeg for this comp

Re: [FFmpeg-devel] [PATCH] avformat/avisynth: remove framedata variable

On 2/19/22 7:09 PM, Stephen Hutchinson wrote: It's just a simple index. Addresses Coverity issue 1500290 Signed-off-by: Stephen Hutchinson --- libavformat/avisynth.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/avisynth.c b/libavformat/avisynth.c index

Re: [FFmpeg-devel] [PATCH 1/2] avformat/avisynth: remove unused variable 'frameprop'

On 2/19/22 4:41 PM, Stephen Hutchinson wrote: Since the check got simplified and stdbool was no longer necessary to include, neither is that variable. Silences a warning. Signed-off-by: Stephen Hutchinson --- libavformat/avisynth.c | 1 - 1 file changed, 1 deletion(-) diff --git a/libavfor

Re: [FFmpeg-devel] Too many project ideas in GSOC 2022 FFmpeg

On Wed, Feb 23, 2022 at 5:22 PM Michael Niedermayer wrote: > On Mon, Feb 21, 2022 at 07:24:15PM +0100, Michael Niedermayer wrote: > > On Mon, Feb 21, 2022 at 08:59:16AM -0800, Pierre-Anthony Lemieux wrote: > > > Hi Michael, > > > > > > What is the typical size of a successful GSOC project? Any go

Re: [FFmpeg-devel] Too many project ideas in GSOC 2022 FFmpeg

On Mon, Feb 21, 2022 at 07:24:15PM +0100, Michael Niedermayer wrote: > On Mon, Feb 21, 2022 at 08:59:16AM -0800, Pierre-Anthony Lemieux wrote: > > Hi Michael, > > > > What is the typical size of a successful GSOC project? Any good > > example(s) from the past? > > for past Results > see: (and rep

Re: [FFmpeg-devel] [PATCH 06/19] avformat/avio: Don't include common.h

Martin Storsjö: > On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: > >> Signed-off-by: Andreas Rheinhardt >> --- >> libavformat/avio.h | 3 ++- >> 1 file changed, 2 insertions(+), 1 deletion(-) >> >> diff --git a/libavformat/avio.h b/libavformat/avio.h >> index cd63322a62..ca970b1ce3 100644 >> --- a

Re: [FFmpeg-devel] [PATCH 17/19] Remove obsolete version.h inclusions

Martin Storsjö: > On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: > >> Forgotten in e7bd47e657bbf9e1ce9915e93bc80cb1a29fb7f3. >> >> Signed-off-by: Andreas Rheinhardt >> --- >> libavcodec/vc2enc.c    | 2 +- >> libavcodec/x86/blockdsp_init.c | 2 -- >> libavfilter/internal.h | 1 - >>

[FFmpeg-devel] [PATCH 4/4 v2] avcodec/setts_bsf: add constants to modify packet duration

Signed-off-by: James Almer --- No changes since last version. Already LGTM'd by Paul. libavcodec/setts_bsf.c | 25 - 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/libavcodec/setts_bsf.c b/libavcodec/setts_bsf.c index f0243a1114..eadc4e4d34 100644 --- a/lib

[FFmpeg-devel] [PATCH 3/4] avcodec/setts_bsf: add NEXT_PTS/DTS expression constants

They correspond to the relevant fields from the packet that follows the one where the expressions are being applied. Signed-off-by: James Almer --- No changes since last version. Already LGTM'd by Paul. libavcodec/setts_bsf.c | 75 -- 1 file changed, 50 i

[FFmpeg-devel] [PATCH 2/4 v2] ffmpeg: ensure a keyframe was not seen before skipping packets

A keyframe could be buffered in the bsf and not be output until more packets had been fed to it. Signed-off-by: James Almer --- Changed the check from pkt to !eof, since a packet is always provided. fftools/ffmpeg.c | 4 +++- fftools/ffmpeg.h | 1 + 2 files changed, 4 insertions(+), 1 deletion(

[FFmpeg-devel] [PATCH 1/4 v2] ffmpeg: flush delayed frames in codec copy scenarios

Bitstream filters inserted between the input and output were never drained, resulting packets being lost if the bsf had any buffered. Signed-off-by: James Almer --- Now also flushing packets when forcing a record duration. fftools/ffmpeg.c| 13 - fftools/ffmpeg.h| 1

Re: [FFmpeg-devel] [PATCH 19/19] Remove unnecessary libavutil/(avutil|common|internal).h inclusions

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Some of these were made possible by moving several common macros to libavutil/macros.h. While just at it, also improve the other headers a bit. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3.c | 3 ++- libavcodec/ac

Re: [FFmpeg-devel] [PATCH 18/19] avutil/avassert: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavcodec/dct.c | 2 ++ libavcodec/mpegaudiodec_common.c | 1 + libavcodec/mqcenc.c | 2 ++ libavcodec/put_bits.h | 1 + libavcodec/rdft.c | 1 + libavcod

[FFmpeg-devel] [PATCH 2/2] doc/examples/transcode_aac: Set decoder packet timebase

Previously, the default timebase caused two warnings during decoding about not being able to update timestamps for skipped and discarded samples, respectively. Signed-off-by: Andreas Unterweger --- doc/examples/transcode_aac.c | 6 +- 1 file changed, 5 insertions(+), 1 deletion(-) diff --

[FFmpeg-devel] [PATCH 1/2] doc/examples/transcode_aac: Don't ignore last encoded frame

The last encoded frame is now fetched on EOF. It was previously left in the encoder and caused a "1 frame left in queue" warning. Signed-off-by: Andreas Unterweger --- doc/examples/transcode_aac.c | 22 +++--- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/doc/

Re: [FFmpeg-devel] [PATCH 17/19] Remove obsolete version.h inclusions

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Forgotten in e7bd47e657bbf9e1ce9915e93bc80cb1a29fb7f3. Signed-off-by: Andreas Rheinhardt --- libavcodec/vc2enc.c| 2 +- libavcodec/x86/blockdsp_init.c | 2 -- libavfilter/internal.h | 1 - libavfilter/vf_swapuv.c| 1 - liba

Re: [FFmpeg-devel] [PATCH 16/19] avutil/display: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/display.c | 1 + libavutil/display.h | 1 - libavutil/tests/display.c | 1 + 3 files changed, 2 insertions(+), 1 deletion(-) LGTM // Martin ___

Re: [FFmpeg-devel] [PATCH 15/19] avutil/integer: Don't include common.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/integer.c | 4 +++- libavutil/integer.h | 2 +- 2 files changed, 4 insertions(+), 2 deletions(-) LGTM // Martin ___ ffmpeg-devel mailing list ffmpeg-devel

Re: [FFmpeg-devel] [PATCH 14/19] avutil/pixelutils: Don't include common.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/pixelutils.h | 1 - 1 file changed, 1 deletion(-) LGTM // Martin ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinf

Re: [FFmpeg-devel] [PATCH 13/19] avutil/samplefmt: Don't include attributes.h, avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/samplefmt.c | 6 -- libavutil/samplefmt.h | 3 --- 2 files changed, 4 insertions(+), 5 deletions(-) LGTM // Martin ___ ffmpeg-devel mailing list ffmpe

Re: [FFmpeg-devel] [PATCH 12/19] avutil/imgutils: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: It is a remnant of an FF_API_* inclusion (back from when they were in avutil.h and not in version.h). Signed-off-by: Andreas Rheinhardt --- libavutil/imgutils.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) LGTM // Martin ___

Re: [FFmpeg-devel] [PATCH 11/19] avutil/eval: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: It has been added for an FF_API_* at a time when these were in avutil.h. Signed-off-by: Andreas Rheinhardt --- libavutil/eval.h | 2 -- 1 file changed, 2 deletions(-) LGTM // Martin ___ ffmpeg-devel m

Re: [FFmpeg-devel] [PATCH 10/19] avutil/file: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/file.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) LGTM // Martin ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/ma

Re: [FFmpeg-devel] [PATCH 09/19] avutil/fifo: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/fifo.c | 5 - libavutil/fifo.h | 4 +++- libavutil/threadmessage.c | 2 ++ 3 files changed, 9 insertions(+), 2 deletions(-) LGTM // Martin __

Re: [FFmpeg-devel] [PATCH 08/19] avutil/audio_fifo: Avoid avutil.h inclusion

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavutil/audio_fifo.c | 7 +-- libavutil/audio_fifo.h | 2 +- 2 files changed, 6 insertions(+), 3 deletions(-) LGTM // Martin ___ ffmpeg-devel mailing list ffm

Re: [FFmpeg-devel] [PATCH 07/19] avutil/log: Don't include avutil.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: It has been included since af5f434f8c0fb3b4ee3b206ebc1946ca660a8abe for deprecation reasons, but removing it has been forgotten after it had served is purpose. So remove it. For convenience, include version.h instead as LIBAVUTIL_VERSION_INT is sup

Re: [FFmpeg-devel] [PATCH 06/19] avformat/avio: Don't include common.h

On Tue, 15 Feb 2022, Andreas Rheinhardt wrote: Signed-off-by: Andreas Rheinhardt --- libavformat/avio.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavformat/avio.h b/libavformat/avio.h index cd63322a62..ca970b1ce3 100644 --- a/libavformat/avio.h +++ b/libavformat/avi

[FFmpeg-devel] [PATCH] Remove mentions of a nonexistent avversion.h

Signed-off-by: Martin Storsjö --- .gitignore | 1 - Makefile | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/.gitignore b/.gitignore index 1a5bb29ad5..f06d853edf 100644 --- a/.gitignore +++ b/.gitignore @@ -36,7 +36,6 @@ /config.asm /config.h /coverage.info -/avversion.

[FFmpeg-devel] [PATCH 13/13] configure: Use a separate config_components.h header for $ALL_COMPONENTS

This avoids unnecessary rebuilds of most source files if only the list of enabled components has changed, but not the other properties of the build, set in config.h. --- configure | 17 +++-- fftools/ffplay.c | 1 + libavcodec/8svx.c

[FFmpeg-devel] [PATCH 12/13] doc: Add an entry to APIchanges about no longer implicitly including version.h

--- doc/APIchanges | 6 ++ 1 file changed, 6 insertions(+) diff --git a/doc/APIchanges b/doc/APIchanges index ea402f6118..adbfc79e13 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -14,6 +14,12 @@ libavutil: 2021-04-27 API changes, most recent first: +2022-*-* - xx - all

[FFmpeg-devel] [PATCH 11/13] libavfilter: Split version.h

--- fftools/cmdutils.c | 1 + fftools/ffprobe.c | 1 + libavfilter/Makefile| 1 + libavfilter/avfilter.c | 1 + libavfilter/avfilter.h | 2 +- libavfilter/internal.h | 1 - libavfilter/version.h | 13 ++-- libavfilter/version_major.h |

[FFmpeg-devel] [PATCH 07/13] libavdevice: Split version.h

--- fftools/cmdutils.c | 1 + fftools/ffprobe.c | 1 + libavdevice/Makefile| 1 + libavdevice/avdevice.c | 1 + libavdevice/avdevice.h | 2 +- libavdevice/version.h | 10 ++ libavdevice/version_major.h | 37 +++

[FFmpeg-devel] [PATCH 10/13] libswscale: Split version.h

--- fftools/cmdutils.c| 1 + fftools/ffprobe.c | 1 + libswscale/Makefile | 1 + libswscale/swscale.h | 2 +- libswscale/swscale_internal.h | 1 - libswscale/utils.c| 1 + libswscale/version.h | 9 ++--- libswscale/version_

[FFmpeg-devel] [PATCH 09/13] libswresample: Split version.h

--- fftools/cmdutils.c| 1 + fftools/ffprobe.c | 1 + libswresample/Makefile| 1 + libswresample/swresample.c| 1 + libswresample/swresample.h| 2 +- libswresample/version.h | 3 ++- libswresample/version_major.h | 31

[FFmpeg-devel] [PATCH 06/13] libavformat: Split version.h

--- fftools/cmdutils.c| 1 + fftools/ffprobe.c | 1 + libavdevice/pulse_audio_dec.c | 1 + libavdevice/pulse_audio_enc.c | 1 + libavformat/Makefile | 1 + libavformat/avformat.h| 2 +- libavformat/avio.h| 2 +- libavformat/flacenc.c

[FFmpeg-devel] [PATCH 05/13] libavcodec: Split version.h

This avoids including version.h in all source files, avoiding unnecessary rebuilds when the version number is bumped. Only version_major.h is included by the main header, which defines availability of e.g. FF_API_* macros, and which is bumped much less often. --- fftools/cmdutils.c |

[FFmpeg-devel] [PATCH 08/13] libpostproc: Split version.h

--- fftools/cmdutils.c | 1 + fftools/ffprobe.c | 1 + libpostproc/Makefile| 1 + libpostproc/postprocess.c | 1 + libpostproc/postprocess.h | 2 +- libpostproc/version.h | 3 ++- libpostproc/version_major.h | 31 +++ 7 files c

[FFmpeg-devel] [PATCH 04/13] libavdevice: Remove unnecessary includes of version.h

--- libavdevice/android_camera.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/libavdevice/android_camera.c b/libavdevice/android_camera.c index f089d1b6f9..1934999c18 100644 --- a/libavdevice/android_camera.c +++ b/libavdevice/android_camera.c @@ -43,8 +43,6 @@ #include "libavutil/threadm

[FFmpeg-devel] [PATCH 03/13] libavformat: Remove unnecessary includes of version.h

This header probably has used defines like FF_API_* before, but no longer do that, and doesn't directly seem to use anything else from that header either. --- libavformat/url.h | 1 - 1 file changed, 1 deletion(-) diff --git a/libavformat/url.h b/libavformat/url.h index a129150d76..3cfe3ecc5c 100

[FFmpeg-devel] [PATCH 01/13] libavutil: Remove leftover uses of version.h

These headers probably have used defines like FF_API_* before, but no longer do that, and doesn't directly seem to use anything else from that header either. --- libavutil/common.h | 1 - libavutil/internal.h | 1 - 2 files changed, 2 deletions(-) diff --git a/libavutil/common.h b/libavutil/com

[FFmpeg-devel] [PATCH 02/13] libavcodec: Remove unnecessary includes of version.h

These files probably have used defines like FF_API_* before, but no longer do that, and doesn't directly seem to use anything else from that header either. --- libavcodec/mediacodec.c | 1 - libavcodec/mediacodec_wrapper.c | 1 - libavcodec/x86/blockdsp_init.c | 1 - libavcodec/xvmc.h

[FFmpeg-devel] [PATCH 00/13] [RFC] Reduce unnecessary recompilation

Hi, When updating the ffmpeg source, one quite often ends up in a situation where practically all of the codebase (or all of a library) gets rebuilt, due to updates to headers that are included in most files. In some cases, full rebuilds are warranted of course, but they could also be avoided in

[FFmpeg-devel] [PATCH v2] configure: Fix detecting/using getauxval

While trying to detect getauxval, this actually never output HAVE_GETAUXVAL into config.h before. Signed-off-by: Martin Storsjö --- Fixed the alphabetical ordering. --- configure | 1 + 1 file changed, 1 insertion(+) diff --git a/configure b/configure index 4f30140221..e8fdb3813d 100755 --- a/c

Re: [FFmpeg-devel] [PATCH] configure: Fix detecting/using getauxval

Martin Storsjö: > While trying to detect getauxval, this actually never output > HAVE_GETAUXVAL into config.h before. > > Signed-off-by: Martin Storsjö > --- > configure | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/configure b/configure > index 4f30140221..d4502ba90c 100755 > --- a/

[FFmpeg-devel] [PATCH] configure: Fix detecting/using getauxval

While trying to detect getauxval, this actually never output HAVE_GETAUXVAL into config.h before. Signed-off-by: Martin Storsjö --- configure | 1 + 1 file changed, 1 insertion(+) diff --git a/configure b/configure index 4f30140221..d4502ba90c 100755 --- a/configure +++ b/configure @@ -2266,6 +

Re: [FFmpeg-devel] [PATCH v2 1/4] lavc/vaapi_encode_h265: Add P frame to GPB frame support for hevc_vaapi

> -Original Message- > From: ffmpeg-devel On Behalf Of Wang, > Fei W > Sent: Tuesday, February 22, 2022 4:49 PM > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [PATCH v2 1/4] lavc/vaapi_encode_h265: Add P > frame to GPB frame support for hevc_vaapi > > On Tue, 2022-02-22 at

Re: [FFmpeg-devel] [PATCH v4] avformat/nutdec: Add check for avformat_new_stream

On Wed, Feb 23, 2022 at 10:31:59AM +0800, Jiasheng Jiang wrote: > As the potential failure of the memory allocation, > the avformat_new_stream() could return NULL pointer. > Therefore, it should be better to check it and return > error if fails. > Also, the caller, nut_read_header(), needs to deal

Re: [FFmpeg-devel] [PATCH 211/281] flac: convert to new channel layout API

On 2/23/2022 7:24 AM, Anton Khirnov wrote: Quoting James Almer (2022-01-13 03:04:50) From: Anton Khirnov Signed-off-by: Vittorio Giovara Signed-off-by: Anton Khirnov Signed-off-by: James Almer --- libavcodec/flac.c| 39 +-- libavcodec/flac.h

Re: [FFmpeg-devel] [PATCH 1/7] avutil/uuid: add utility library for manipulating UUIDs as specified in RFC 4122

On 23/2/22 19:54, Lynne wrote: 23 Feb 2022, 07:48 by z...@zanevaniperen.com: Why the double header in the header file? It doesn't contain any libuuid code. It does, this was copy/pasted from libuuid, then had things stripped from it. Some examples: - https://github.com/util-linux/util-l

Re: [FFmpeg-devel] [PATCH 211/281] flac: convert to new channel layout API

Quoting James Almer (2022-01-13 03:04:50) > From: Anton Khirnov > > Signed-off-by: Vittorio Giovara > Signed-off-by: Anton Khirnov > Signed-off-by: James Almer > --- > libavcodec/flac.c| 39 +-- > libavcodec/flac.h| 2 +- > libavcodec/flac_

Re: [FFmpeg-devel] [PATCH 1/7] avutil/uuid: add utility library for manipulating UUIDs as specified in RFC 4122

23 Feb 2022, 07:48 by z...@zanevaniperen.com: >> Why the double header in the header file? It doesn't contain >> any libuuid code. >> > > It does, this was copy/pasted from libuuid, then had things stripped from it. > Some examples: > - > https://github.com/util-linux/util-linux/blob/d65eb48039a0

[FFmpeg-devel] [PATCH 6/6] avcodec/x86/hevc_mc: add qpel_h64_8_avx512icl

From: Wu Jianhua ff_hevc_put_hevc_qpel_h64_8_sse4 56782981 ff_hevc_put_hevc_qpel_h64_8_avx2 40097816 ff_hevc_put_hevc_qpel_h64_8_avx512icl 25488576 Signed-off-by: Wu Jianhua --- libavcodec/x86/hevc_mc.asm| 12 +++- libavcodec/x86/hevcdsp.h | 1 + libavcodec/x86/h

[FFmpeg-devel] [PATCH 5/6] avcodec/x86/hevc_mc: add qpel_h32_8_avx512icl

From: Wu Jianhua ff_hevc_put_hevc_qpel_h32_8_sse4 14122151 ff_hevc_put_hevc_qpel_h32_8_avx29337675 ff_hevc_put_hevc_qpel_h32_8_avx512icl 6424654 Signed-off-by: Wu Jianhua --- libavcodec/x86/hevc_mc.asm| 7 +++ libavcodec/x86/hevcdsp.h | 1 + libavcodec/x86/hevcdsp_

[FFmpeg-devel] [PATCH 4/6] avcodec/x86/hevc_mc: add qpel_h4_8_avx512icl

From: Wu Jianhua ff_hevc_put_hevc_qpel_h4_8_sse4 993694 ff_hevc_put_hevc_qpel_h4_8_avx512icl 686647 Signed-off-by: Wu Jianhua --- libavcodec/x86/hevc_mc.asm| 12 ++-- libavcodec/x86/hevcdsp.h | 1 + libavcodec/x86/hevcdsp_init.c | 1 + 3 files changed, 12 insertions(+

[FFmpeg-devel] [PATCH 3/6] avcodec/x86/hevc_mc: add qpel_h16_8_avx512icl

From: Wu Jianhua ff_hevc_put_hevc_qpel_h16_8_sse4 3290870 ff_hevc_put_hevc_qpel_h16_8_avx512icl 1730033 Signed-off-by: Wu Jianhua --- libavcodec/x86/hevc_mc.asm| 39 ++- libavcodec/x86/hevcdsp.h | 1 + libavcodec/x86/hevcdsp_init.c | 1 + 3 fil

[FFmpeg-devel] [PATCH 2/6] avcodec/x86/hevc_mc: add qpel_h8_8_avx512icl and qpel_hv8_8_avx512icl

From: Wu Jianhua This commit uses the instruction `vpdpbusd` introduced by AVX512 VNNI to calculate the horizontal filter. ff_hevc_put_hevc_qpel_h8_8_sse4 1039169 ff_hevc_put_hevc_qpel_h8_8_avx512icl 677153 ff_hevc_put_hevc_qpel_hv8_8_sse4 3603511 ff_hevc_put_hevc_qpel_hv8_8_avx512i

[FFmpeg-devel] [PATCH 1/6] avutil/cpu: add AVX512 Icelake flag

From: Wu Jianhua Signed-off-by: Wu Jianhua --- configure | 13 +++--- libavutil/cpu.c | 1 + libavutil/cpu.h | 1 + libavutil/x86/cpu.c | 8 -- libavutil/x86/cpu.h | 1 + libavutil/x86/x86inc.asm | 53 -

Re: [FFmpeg-devel] [PATCH 2/5] avcodec/magicyuvenc: Add const where appropriate

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Re: [FFmpeg-devel] [PATCH 1/5] avcodec/magicyuvenc: Avoid unnecessary av_frame_clone()

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Re: [FFmpeg-devel] [PATCH 3/5] avcodec/magicyuvenc: Don't modify input frame

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