[FFmpeg-devel] [PATCH 18/18] avcodec/ac3enc: Avoid calculating the CRC multiple times

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 17 + 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index f520e72fc0..49b0d4b956 100644 --- a/libavcodec/ac3enc.c +++ b/libavcodec/ac3enc.c @@ -1942,7 +1942,7 @@ s

Re: [FFmpeg-devel] [PATCH] avcodec/h264dec: Remove unused coded_picture_number

2024-04-07 Thread Andreas Rheinhardt
Andreas Rheinhardt: > Signed-off-by: Andreas Rheinhardt > --- > libavcodec/h264_slice.c | 1 - > libavcodec/h264dec.h| 1 - > 2 files changed, 2 deletions(-) > > diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c > index 4b01c54147..f61af0d6d7 100644 > --- a/libavcodec/h264_slice

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/mpegvideo_enc: Reject input incompatible with chroma subsampling

2024-04-07 Thread Andreas Rheinhardt
Andreas Rheinhardt: > Fixes ticket #10952. > > Discovered by: Zeng Yunxiang > Signed-off-by: Andreas Rheinhardt > --- > I am pretty sure that a lot of other encoders don't handle this well > either. Maybe we should handle this more generically in > ff_encode_preinit? > > libavcodec/mpegvideo_en

Re: [FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread James Almer
On 4/7/2024 7:26 PM, Andreas Rheinhardt wrote: James Almer: On 4/7/2024 6:53 PM, Andreas Rheinhardt wrote: James Almer: On 4/7/2024 5:39 PM, Andreas Rheinhardt wrote: It is perfectly legal for users to use a custom layout that is equivalent to a supported native one. Is that really the case

Re: [FFmpeg-devel] [PATCH 01/15] avcodec/mpegvideo_enc: Don't update current_picture unnecessarily

2024-04-07 Thread Andreas Rheinhardt
Andreas Rheinhardt: > current_picture is not changed after frame_start() at all > and it therefore does not need to be updated (i.e. copied to the > slice thread contexts) a second time. > > Signed-off-by: Andreas Rheinhardt > --- > libavcodec/mpegvideo_enc.c | 1 - > 1 file changed, 1 deletion(

Re: [FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread Andreas Rheinhardt
James Almer: > On 4/7/2024 6:53 PM, Andreas Rheinhardt wrote: >> James Almer: >>> On 4/7/2024 5:39 PM, Andreas Rheinhardt wrote: It is perfectly legal for users to use a custom layout that is equivalent to a supported native one. >>> >>> Is that really the case? FFCodec.p.ch_layouts[] has

Re: [FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread James Almer
On 4/7/2024 6:53 PM, Andreas Rheinhardt wrote: James Almer: On 4/7/2024 5:39 PM, Andreas Rheinhardt wrote: It is perfectly legal for users to use a custom layout that is equivalent to a supported native one. Is that really the case? FFCodec.p.ch_layouts[] has a list of native ones, and the ge

Re: [FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread Andreas Rheinhardt
James Almer: > On 4/7/2024 5:39 PM, Andreas Rheinhardt wrote: >> It is perfectly legal for users to use a custom layout >> that is equivalent to a supported native one. > > Is that really the case? FFCodec.p.ch_layouts[] has a list of native > ones, and the generic encode.c code will reject anythi

[FFmpeg-devel] [PATCH 07/17] avcodec/ac3enc: Remove disabled code for RealAudio variant of AC-3

2024-04-07 Thread Andreas Rheinhardt
Implicitly disabled by 4679a474f06c229b10976d7f0b4eee0613c2715a. Given that no one has ever complained about this, this commit removes the now dead code. Signed-off-by: Andreas Rheinhardt --- doc/encoders.texi| 3 +-- libavcodec/ac3enc.c | 43 +-- li

[FFmpeg-devel] [PATCH 17/17] avformat/img2: Avoid relocations for ff_img_tags

2024-04-07 Thread Andreas Rheinhardt
The strings here are so short that using a pointer is wasteful (the longest string takes nine bytes; on 64 bit systems, the pointer+padding already take 12 bytes). So avoid them and add asserts to ensure that no one ever tries to use a too long tag. Signed-off-by: Andreas Rheinhardt --- libavfor

[FFmpeg-devel] [PATCH 16/17] avcodec/flacenc: Avoid shift where possible

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/flacenc.c | 9 - 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/libavcodec/flacenc.c b/libavcodec/flacenc.c index e29be5822b..3a9578f5cd 100644 --- a/libavcodec/flacenc.c +++ b/libavcodec/flacenc.c @@ -525,11 +525,10 @@ stati

[FFmpeg-devel] [PATCH 15/17] avcodec/ac3enc: Move EAC-3 specific initialization to eac3enc.c

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 8 +--- libavcodec/eac3enc.c | 26 ++ libavcodec/eac3enc.h | 10 -- 3 files changed, 23 insertions(+), 21 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index 8ad89b6a84..f520e7

[FFmpeg-devel] [PATCH 13/17] avcodec/ac3enc_float: Remove uninformative error message

2024-04-07 Thread Andreas Rheinhardt
AVERROR(ENOMEM) is enough. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc_float.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/libavcodec/ac3enc_float.c b/libavcodec/ac3enc_float.c index 77a7725f31..cbe87dc5fe 100644 --- a/libavcodec/ac3enc_float.c +++ b/libavc

[FFmpeg-devel] [PATCH 14/17] avcodec/ac3enc: Avoid function pointers to initialize MDCT

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 4 libavcodec/ac3enc.h | 3 --- libavcodec/ac3enc_fixed.c | 12 +--- libavcodec/ac3enc_float.c | 7 ++- 4 files changed, 15 insertions(+), 11 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3

[FFmpeg-devel] [PATCH 12/17] avcodec/ac3enc: Deduplicate copying input samples

2024-04-07 Thread Andreas Rheinhardt
These memcpy operands only depend upon sizeof(SampleType) (and this size is actually the same for both the fixed-point and the floating-point encoders for most (all supported?) systems). Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 25 - libavcodec

[FFmpeg-devel] [PATCH 06/17] avcodec/ac3enc: Remove always-false sample rate check

2024-04-07 Thread Andreas Rheinhardt
encode_preinit_audio() already checks that the sample rate is among AVCodec.supported_samplerates. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 4 1 file changed, 4 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index 272d2481d9..32aaf89ec1 100644 --- a/

[FFmpeg-devel] [PATCH 11/17] avcodec/ac3enc: Deduplicate allocating buffers

2024-04-07 Thread Andreas Rheinhardt
These allocations only depend upon sizeof(SampleType) (and this size is actually the same for both the fixed-point and the floating-point encoders for most (all supported?) systems). Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 16 +++- libavcodec/ac3enc.h

[FFmpeg-devel] [PATCH 10/17] avcodec/ac3enc: Share more code between fixed/float encoders

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 19 +-- libavcodec/ac3enc.h | 5 + libavcodec/ac3enc_template.c | 15 +-- 3 files changed, 15 insertions(+), 24 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index

[FFmpeg-devel] [PATCH 09/17] avcodec/ac3enc: Move ff_ac3_validate_metadate() upwards

2024-04-07 Thread Andreas Rheinhardt
Will avoid a forward declaration in the next commit. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 420 ++-- 1 file changed, 209 insertions(+), 211 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index c19837e88f..1f05436

[FFmpeg-devel] [PATCH 08/17] avcodec/ac3enc: Use common encode_frame function

2024-04-07 Thread Andreas Rheinhardt
This is in preparation for sharing even more stuff common to the fixed and floating-point encoders. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 8 ++-- libavcodec/ac3enc.h | 16 +--- libavcodec/ac3enc_fixed.c| 3 ++- libavcodec/ac3enc_float

[FFmpeg-devel] [PATCH 05/17] avcodec/ac3enc: Avoid copying strings

2024-04-07 Thread Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 88 + 1 file changed, 50 insertions(+), 38 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index 31b9474822..272d2481d9 100644 --- a/libavcodec/ac3enc.c +++ b/libavcodec/ac

[FFmpeg-devel] [PATCH 04/17] avcodec/ac3enc: Use bit-operations for bit-mask

2024-04-07 Thread Andreas Rheinhardt
Simply masking the LFE bit is more natural than subtracting if set. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index 1a65e35161..31b9474822 100644 --- a/libavcodec/ac3e

[FFmpeg-devel] [PATCH 03/17] avcodec/ac3enc: Remove redundant channel layout checks

2024-04-07 Thread Andreas Rheinhardt
These are all checked generically via AVCodec.ch_layouts in encode_preinit_audio(). Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 23 ++- 1 file changed, 2 insertions(+), 21 deletions(-) diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index f6456b2a22..1

[FFmpeg-devel] [PATCH 02/17] avcodec/ac3enc: Don't overwrite AVCodecContext.ch_layout

2024-04-07 Thread Andreas Rheinhardt
This is unnecessary (the channel layout guessing code became moot when the channel layouts were enforced generically) and also dangerous, as a custom channel layout mapping would leak in case one was used. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 3 --- 1 file changed, 3 delet

Re: [FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread James Almer
On 4/7/2024 5:39 PM, Andreas Rheinhardt wrote: It is perfectly legal for users to use a custom layout that is equivalent to a supported native one. Is that really the case? FFCodec.p.ch_layouts[] has a list of native ones, and the generic encode.c code will reject anything not in it. I guess

[FFmpeg-devel] [PATCH 01/17] avcodec/ac3enc: Don't presume ch_layout to be AV_CHANNEL_ORDER_NATIVE

2024-04-07 Thread Andreas Rheinhardt
It is perfectly legal for users to use a custom layout that is equivalent to a supported native one. In this case the union in AVChannelLayout is not an uint64_t mask, but a pointer to a custom map. Signed-off-by: Andreas Rheinhardt --- libavcodec/ac3enc.c | 6 +- 1 file changed, 1 insertion

Re: [FFmpeg-devel] [PATCH] avcodec/vvc/ps: reset sps_id_used on PS uninit

2024-04-07 Thread James Almer
On 4/7/2024 10:38 AM, Nuo Mi wrote: On Sun, Apr 7, 2024 at 11:05 AM James Almer wrote: Signed-off-by: James Almer --- libavcodec/vvc/ps.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/vvc/ps.c b/libavcodec/vvc/ps.c index 3c71c34bae..83ee75fb62 100644 --- a/libavcodec/vvc/p

Re: [FFmpeg-devel] [PATCH 1/2] libavformat/hls.c: support in-stream ID3 metadata update.

2024-04-07 Thread Romain Beauxis
Le dim. 7 avr. 2024 à 05:44, Steven Liu a écrit : > Romain Beauxis 于2024年3月26日周二 08:58写道: > > > > This patch adds support for updating HLS metadata passed as ID3 frames. > > > > This seems like a pretty straight-forward improvement. Updating the > > metadaata of the first stream seems to be the

[FFmpeg-devel] [PATCH 2/2] lavc/vulkan_av1: Use av1dec reference order hint information

2024-04-07 Thread Mark Thompson
--- libavcodec/vulkan_av1.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/libavcodec/vulkan_av1.c b/libavcodec/vulkan_av1.c index c9e398eaec..8cca97c005 100644 --- a/libavcodec/vulkan_av1.c +++ b/libavcodec/vulkan_av1.c @@ -242,7 +242,6 @@ static int vk_av1_start_frame(

[FFmpeg-devel] [PATCH 1/2] lavc/av1: Record reference ordering information for each frame

2024-04-07 Thread Mark Thompson
This is needed by Vulkan. Constructing this can't be delegated to CBS because packets might contain multiple frames (when non-shown frames are present) but we need separate snapshots immediately before each frame for the decoder. --- libavcodec/av1dec.c | 26 ++ libavcode

Re: [FFmpeg-devel] [PATCH] avcodec/vvc/ps: reset sps_id_used on PS uninit

2024-04-07 Thread Nuo Mi
On Sun, Apr 7, 2024 at 11:05 AM James Almer wrote: > Signed-off-by: James Almer > --- > libavcodec/vvc/ps.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/libavcodec/vvc/ps.c b/libavcodec/vvc/ps.c > index 3c71c34bae..83ee75fb62 100644 > --- a/libavcodec/vvc/ps.c > +++ b/libavcodec/vvc

[FFmpeg-devel] [PATCH] lavf/vsrc_ddagrab: WinAPI functions must be called as stdcall in x86_32

2024-04-07 Thread Vadim Guchenko
Henrik Gramner via ffmpeg-devel wrote on 07.04.2024 at 17:32: > I believe most existing code uses WINAPI instead of __stdcall. Thanks for correction. Here is a new patch: diff --git a/libavfilter/vsrc_ddagrab.c b/libavfilter/vsrc_ddagrab.c --- a/libavfilter/vsrc_ddagrab.c +++ b/libavfilter/vsrc_

Re: [FFmpeg-devel] [PATCH v2] lavc/vvc: Error if SPS ID is duplicated within CVS

2024-04-07 Thread Nuo Mi
On Sun, Apr 7, 2024 at 8:16 PM Anton Khirnov wrote: > Quoting Nuo Mi (2024-04-07 14:13:58) > > On Sun, Apr 7, 2024 at 2:15 PM Anton Khirnov wrote: > > > > > Quoting Frank Plowman (2024-04-06 15:46:09) > > > > Key line from the spec is: > > > > > > > > "All SPS NAL units with a particular value o

Re: [FFmpeg-devel] [PATCH v2] lavc/vvc: Error if SPS ID is duplicated within CVS

2024-04-07 Thread Anton Khirnov
Quoting Nuo Mi (2024-04-07 14:13:58) > On Sun, Apr 7, 2024 at 2:15 PM Anton Khirnov wrote: > > > Quoting Frank Plowman (2024-04-06 15:46:09) > > > Key line from the spec is: > > > > > > "All SPS NAL units with a particular value of sps_seq_parameter_set_id > > > in a CVS shall have the same conte

Re: [FFmpeg-devel] [PATCH v2] lavc/vvc: Error if SPS ID is duplicated within CVS

2024-04-07 Thread Nuo Mi
On Sun, Apr 7, 2024 at 2:15 PM Anton Khirnov wrote: > Quoting Frank Plowman (2024-04-06 15:46:09) > > Key line from the spec is: > > > > "All SPS NAL units with a particular value of sps_seq_parameter_set_id > > in a CVS shall have the same content." > > > > Prior to this patch, the VVC decoder's

Re: [FFmpeg-devel] [PATCH 01/11] avcodec: add avcodec_get_supported_config()

2024-04-07 Thread Anton Khirnov
Quoting Michael Niedermayer (2024-04-07 01:16:39) > On Fri, Apr 05, 2024 at 08:57:11PM +0200, Niklas Haas wrote: > > From: Niklas Haas > > > > This replaces the myriad of existing lists in AVCodec by a unified API > > call, allowing us to (ultimately) trim down the sizeof(AVCodec) quite > > subst

Re: [FFmpeg-devel] [PATCH 1/2] libavformat/hls.c: support in-stream ID3 metadata update.

2024-04-07 Thread Steven Liu
Romain Beauxis 于2024年3月26日周二 08:58写道: > > This patch adds support for updating HLS metadata passed as ID3 frames. > > This seems like a pretty straight-forward improvement. Updating the > metadaata of the first stream seems to be the mechanism is other places > in the code and works as expected. >

Re: [FFmpeg-devel] [PATCH] lavf/vsrc_ddagrab: WinAPI functions must be called as stdcall in x86_32

2024-04-07 Thread Henrik Gramner via ffmpeg-devel
On Sun, Apr 7, 2024 at 2:59 AM Vadim Guchenko wrote: > +typedef DPI_AWARENESS_CONTEXT (__stdcall > *set_thread_dpi_t)(DPI_AWARENESS_CONTEXT); I believe most existing code uses WINAPI instead of __stdcall. ___ ffmpeg-devel mailing list ffmpeg-devel@

Re: [FFmpeg-devel] [PATCH] lavf/matroskaenc: sort options by name

2024-04-07 Thread Zhao Zhili
> On Apr 7, 2024, at 14:16, Anton Khirnov wrote: > > Quoting Andreas Rheinhardt (2024-04-06 13:25:49) >> See https://ffmpeg.org/pipermail/ffmpeg-devel/2024-February/320849.html >> Additionally I do not agree that sorting options by name is the best >> way; it should be sorted by what are (belie