February 2026 - ffmpeg-cvslog

[ffmpeg] avformat/tls_openssl: use SHA-256 instead of SHA-1 for self-signed cert (branch master)
by Nariman-Sayed 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch master in repository ffmpeg. The following commit(s) were added to refs/heads/master by this push: new 477bf79b06 avformat/tls_openssl: use SHA-256 instead of SHA-1 for self-signed cert 477bf79b06 is described below commit 477bf79b06f1d3ec2ce87c8a3dc1f767b0151e8d Author: Nariman-Sayed <narimansayed28(a)gmail.com> AuthorDate: Sat Feb 21 23:37:36 2026 +0200 Commit: michaelni <michael(a)niedermayer.cc> CommitDate: Thu Feb 26 22:25:29 2026 +0000 avformat/tls_openssl: use SHA-256 instead of SHA-1 for self-signed cert SHA-1 is deprecated and considered cryptographically weak. Replace EVP_sha1() with EVP_sha256() when signing self-generated certificates to comply with modern security standards. --- libavformat/tls_openssl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/tls_openssl.c b/libavformat/tls_openssl.c index 65d486567d..780874f8fe 100644 --- a/libavformat/tls_openssl.c +++ b/libavformat/tls_openssl.c @@ -312,7 +312,7 @@ static int openssl_gen_certificate(EVP_PKEY *pkey, X509 **cert, char **fingerpri goto einval_end; } - if (!X509_sign(*cert, pkey, EVP_sha1())) { + if (!X509_sign(*cert, pkey, EVP_sha256())) { av_log(NULL, AV_LOG_ERROR, "TLS: Failed to sign certificate, %s\n", ERR_error_string(ERR_get_error(), NULL)); goto einval_end; }

1 0

[ffmpeg] swscale/swscale: fix typos (branch master)
by Ramiro Polla 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch master in repository ffmpeg. The following commit(s) were added to refs/heads/master by this push: new f436d885fc swscale/swscale: fix typos f436d885fc is described below commit f436d885fc10b09306bb88c3b5f157ddd4f5e514 Author: Ramiro Polla <ramiro.polla(a)gmail.com> AuthorDate: Thu Feb 26 17:46:26 2026 +0100 Commit: Ramiro Polla <ramiro.polla(a)gmail.com> CommitDate: Thu Feb 26 18:36:46 2026 +0000 swscale/swscale: fix typos --- libswscale/swscale.h | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/libswscale/swscale.h b/libswscale/swscale.h index 8e6c06f504..1cfd4068f9 100644 --- a/libswscale/swscale.h +++ b/libswscale/swscale.h @@ -440,7 +440,7 @@ int sws_isSupportedEndiannessConversion(enum AVPixelFormat pix_fmt); * Initialize the swscaler context sws_context. * * This function is considered deprecated, and provided only for backwards - * compatibility with sws_scale() and sws_start_frame(). The preferred way to + * compatibility with sws_scale() and sws_frame_start(). The preferred way to * use libswscale is to set all frame properties correctly and call * sws_scale_frame() directly, without explicitly initializing the context. * @@ -485,8 +485,8 @@ SwsContext *sws_getContext(int srcW, int srcH, enum AVPixelFormat srcFormat, /** * Scale the image slice in srcSlice and put the resulting scaled * slice in the image in dst. A slice is a sequence of consecutive - * rows in an image. Requires a context that has been previously - * been initialized with sws_init_context(). + * rows in an image. Requires a context that has previously been + * initialized with sws_init_context(). * * Slices have to be provided in sequential order, either in * top-bottom or bottom-top order. If slices are provided in @@ -516,8 +516,7 @@ int sws_scale(SwsContext *c, const uint8_t *const srcSlice[], /** * Initialize the scaling process for a given pair of source/destination frames. * Must be called before any calls to sws_send_slice() and sws_receive_slice(). - * Requires a context that has been previously been initialized with - * sws_init_context(). + * Requires a context that has previously been initialized with sws_init_context(). * * This function will retain references to src and dst, so they must both use * refcounted buffers (if allocated by the caller, in case of dst). @@ -588,7 +587,7 @@ int sws_receive_slice(SwsContext *c, unsigned int slice_start, unsigned int slice_height); /** - * Get the alignment required for slices. Requires a context that has been + * Get the alignment required for slices. Requires a context that has * previously been initialized with sws_init_context(). * * @param c The scaling context @@ -600,8 +599,8 @@ unsigned int sws_receive_slice_alignment(const SwsContext *c); /** * @param c the scaling context - * @param dstRange flag indicating the while-black range of the output (1=jpeg / 0=mpeg) - * @param srcRange flag indicating the while-black range of the input (1=jpeg / 0=mpeg) + * @param dstRange flag indicating the white-black range of the output (1=jpeg / 0=mpeg) + * @param srcRange flag indicating the white-black range of the input (1=jpeg / 0=mpeg) * @param table the yuv2rgb coefficients describing the output yuv space, normally ff_yuv2rgb_coeffs[x] * @param inv_table the yuv2rgb coefficients describing the input yuv space, normally ff_yuv2rgb_coeffs[x] * @param brightness 16.16 fixed point brightness correction

1 0

[ffmpeg] branch master updated (86ddc8b438 -> ecb707f7e0)
by ffmpeg-git 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a change to branch master in repository ffmpeg. from 86ddc8b438 swscale/output: Fix some integer overflows in yuv2rgba64_full*() new 4e36265dea swscale/format: don't mark single byte formats as byte swapped new 841ca7a2cb swscale/format: pass SwsFormat by ref instead of by value where possible new b7bbcccbfe tests/swscale: disable fate-sws-ops-list on BE platforms new 096e20b4b8 swscale/ops: reorder fields in SwsOpList new d4202809da swscale/format: check pixel type in ff_sws_encode/decode_colors() new ecb707f7e0 swscale/format: add assertion to guard UB The 6 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: libswscale/format.c | 79 ++++++++++++++++++++++++++-------------------- libswscale/format.h | 4 +-- libswscale/graph.c | 68 ++++++++++++++++++++------------------- libswscale/ops.c | 12 +++---- libswscale/ops.h | 10 +++--- libswscale/tests/sws_ops.c | 4 +-- tests/fate/libswscale.mak | 4 +++ 7 files changed, 98 insertions(+), 83 deletions(-)

2 6

[ffmpeg] swscale/output: Fix some integer overflows in yuv2rgba64_full*() (branch master)
by Michael Niedermayer 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch master in repository ffmpeg. The following commit(s) were added to refs/heads/master by this push: new 86ddc8b438 swscale/output: Fix some integer overflows in yuv2rgba64_full*() 86ddc8b438 is described below commit 86ddc8b4383b3de2d1952c196146d447d0652336 Author: Michael Niedermayer <michael(a)niedermayer.cc> AuthorDate: Fri Feb 13 00:16:24 2026 +0100 Commit: michaelni <michael(a)niedermayer.cc> CommitDate: Thu Feb 26 17:21:46 2026 +0000 swscale/output: Fix some integer overflows in yuv2rgba64_full*() Fixes: integer overflows Fixes: 471587361/clusterfuzz-testcase-minimized-ffmpeg_SWS_fuzzer-5015347829997568 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael(a)niedermayer.cc> --- libswscale/output.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/libswscale/output.c b/libswscale/output.c index a3b8da54bf..94454860c3 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -1416,9 +1416,9 @@ yuv2rgba64_full_X_c_template(SwsInternal *c, const int16_t *lumFilter, Y += (1 << 13) - (1<<29); // 21 // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit - R = V * c->yuv2rgb_v2r_coeff; - G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; - B = U * c->yuv2rgb_u2b_coeff; + R = (unsigned)V * c->yuv2rgb_v2r_coeff; + G = (unsigned)V * c->yuv2rgb_v2g_coeff + (unsigned)U * c->yuv2rgb_u2g_coeff; + B = (unsigned)U * c->yuv2rgb_u2b_coeff; // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit output_pixel(&dest[0], av_clip_uintp2(((int)(R_B + (unsigned)Y)>>14) + (1<<15), 16)); @@ -1457,9 +1457,9 @@ yuv2rgba64_full_2_c_template(SwsInternal *c, const int32_t *buf[2], av_assert2(uvalpha <= 4096U); for (i = 0; i < dstW; i++) { - int Y = (int)(buf0[i] * yalpha1 + buf1[i] * yalpha) >> 14; - int U = (int)(ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14; - int V = (int)(vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14; + unsigned Y = (int)(buf0[i] * yalpha1 + buf1[i] * yalpha) >> 14; + unsigned U = (int)(ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha - (128 << 23)) >> 14; + unsigned V = (int)(vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha - (128 << 23)) >> 14; int R, G, B; Y -= c->yuv2rgb_y_offset; @@ -1476,9 +1476,9 @@ yuv2rgba64_full_2_c_template(SwsInternal *c, const int32_t *buf[2], A += 1 << 13; } - output_pixel(&dest[0], av_clip_uintp2(((R_B + Y) >> 14) + (1<<15), 16)); - output_pixel(&dest[1], av_clip_uintp2((( G + Y) >> 14) + (1<<15), 16)); - output_pixel(&dest[2], av_clip_uintp2(((B_R + Y) >> 14) + (1<<15), 16)); + output_pixel(&dest[0], av_clip_uintp2(((int)(R_B + Y) >> 14) + (1<<15), 16)); + output_pixel(&dest[1], av_clip_uintp2(((int)( G + Y) >> 14) + (1<<15), 16)); + output_pixel(&dest[2], av_clip_uintp2(((int)(B_R + Y) >> 14) + (1<<15), 16)); if (eightbytes) { output_pixel(&dest[3], av_clip_uintp2(A, 30) >> 14); dest += 4;

1 0

[ffmpeg] branch master updated (43f1189af7 -> 47e87ed722)
by ffmpeg-git 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a change to branch master in repository ffmpeg. from 43f1189af7 swscale/ops_optimizer: eliminate unnecessary dither indices new 26d6ac56c1 swscale: add sws_test_hw_format() new 6c5dc2011b vulkan: reset exec context when uninitializing new 0c34fcf0a8 vulkan: constify FFVulkanShader arg in ff_vk_exec_bind_shader new d80d5b4ee7 vulkan_spirv: reduce shader print level from TRACE to DEBUG new 5bc08e259d swscale: add SwsFormat.hw_format and populate it new 9c51aa1824 swscale: add SwsCompiledOp.slice_align new 00907e1244 swscale/ops: realign after adding slice_align new c911295f09 swscale: forward original frame pointers to ops.c backend new ad452205b6 swscale/ops: add SwsOpBackend.hw_format new 1d2e616d5f swscale: add a Vulkan backend for ops.c new 362414afba swscale: add support for processing hardware frames new bd24abfb6c swscale/vulkan: initialize GLSL compilation and shader execution new 47e87ed722 Changelog: add entry about swscale Vulkan support The 13 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: Changelog | 1 + configure | 2 +- doc/APIchanges | 3 + libavutil/vulkan.c | 6 +- libavutil/vulkan.h | 2 +- libavutil/vulkan_glslang.c | 2 +- libavutil/vulkan_shaderc.c | 2 +- libswscale/Makefile | 2 + libswscale/format.c | 46 ++- libswscale/format.h | 1 + libswscale/graph.c | 13 +- libswscale/graph.h | 3 + libswscale/ops.c | 21 +- libswscale/ops_backend.c | 10 +- libswscale/ops_internal.h | 23 +- libswscale/ops_memcpy.c | 8 +- libswscale/swscale.c | 34 ++ libswscale/swscale.h | 11 +- libswscale/swscale_internal.h | 3 + libswscale/utils.c | 8 + libswscale/version.h | 2 +- libswscale/vulkan/Makefile | 6 + libswscale/vulkan/ops.c | 342 +++++++++++++++++++++ .../decklink_dec.h => libswscale/vulkan/ops.h | 37 ++- {libavcodec => libswscale/vulkan}/vulkan.c | 0 .../vulkan}/vulkan_glslang.c | 0 .../vulkan}/vulkan_shaderc.c | 0 libswscale/x86/ops.c | 19 +- libswscale/x86/ops_common.asm | 2 + 29 files changed, 551 insertions(+), 58 deletions(-) create mode 100644 libswscale/vulkan/Makefile create mode 100644 libswscale/vulkan/ops.c copy libavdevice/decklink_dec.h => libswscale/vulkan/ops.h (58%) copy {libavcodec => libswscale/vulkan}/vulkan.c (100%) copy {libavfilter => libswscale/vulkan}/vulkan_glslang.c (100%) copy {libavfilter => libswscale/vulkan}/vulkan_shaderc.c (100%)

3 13

[ffmpeg] branch master updated (5425be53b5 -> 43f1189af7)
by ffmpeg-git 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a change to branch master in repository ffmpeg. from 5425be53b5 configure: re-enable memalign for Haiku new ef4a597ad8 swscale/ops: allow excluding components from SWS_OP_DITHER new 8b346363aa swscale/ops_backend: implement support for optional dither indices new 1ec8e6e3ce swscale/x86/ops: split off dither0 special case new 48ab318f5c swscale/x86/ops: don't preload dither weights new ce096aa4ee swscale/x86/ops: add support for optional dither indices new 43f1189af7 swscale/ops_optimizer: eliminate unnecessary dither indices The 6 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: libswscale/format.c | 4 +- libswscale/ops.c | 6 ++- libswscale/ops.h | 2 +- libswscale/ops_chain.h | 2 + libswscale/ops_optimizer.c | 10 ++++- libswscale/ops_tmpl_float.c | 25 ++++++------ libswscale/x86/ops.c | 51 +++++++++++++------------ libswscale/x86/ops_float.asm | 91 +++++++++++++++++++------------------------- tests/ref/fate/sws-ops-list | 2 +- 9 files changed, 98 insertions(+), 95 deletions(-)

2 6

[ffmpeg] branch master updated (5fa2a65c11 -> 5425be53b5)
by ffmpeg-git 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a change to branch master in repository ffmpeg. from 5fa2a65c11 swscale/unscaled: fix rgbToRgbWrapper for YUVX new d67d81a374 configure: don't support asm without memalign new 5425be53b5 configure: re-enable memalign for Haiku The 2 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: configure | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)

3 2

[ffmpeg] branch master updated (6695528af6 -> 5fa2a65c11)
by ffmpeg-git 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a change to branch master in repository ffmpeg. from 6695528af6 Changelog: add entry for recent Vulkan compute codec optimizations new 9adfe25ead swscale/ops_chain: properly mark unreachable branch new 83af1a2977 swscale/x86/ops: properly mark SWS_OP_SCALE as flexible new a71c115b77 swscale/x86/ops: allow matching planar rw against 1-element packed fmt new 3a5b1d762f swscale/ops_chain: add ability to match fixed scale factor new ec959e20c5 swscale/x86/ops: add special case for expanding bits to bytes/words new e4abfb8e51 swscale/ops_backend: avoid UB from incorrect function signature new 5649ac2b4d swscale/ops: avoid UB in handle_tail() new a22189101b swscale/unscaled: fix packedCopyWrapper for bitstream formats new 5fa2a65c11 swscale/unscaled: fix rgbToRgbWrapper for YUVX The 9 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: libswscale/ops.c | 4 ++-- libswscale/ops_backend.c | 36 ++++++++++++------------------------ libswscale/ops_chain.c | 6 +++--- libswscale/ops_chain.h | 1 + libswscale/ops_tmpl_common.c | 24 ++++++++++++++++++++++++ libswscale/swscale_unscaled.c | 16 +++++----------- libswscale/x86/ops.c | 13 ++++++++++++- libswscale/x86/ops_int.asm | 19 +++++++++++++++++-- 8 files changed, 76 insertions(+), 43 deletions(-)

2 9

[ffmpeg] Changelog: add entry for recent Vulkan compute codec optimizations (branch master)
by Lynne 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch master in repository ffmpeg. The following commit(s) were added to refs/heads/master by this push: new 6695528af6 Changelog: add entry for recent Vulkan compute codec optimizations 6695528af6 is described below commit 6695528af6f09806663f2904d9546996ed9eb4a3 Author: Lynne <dev(a)lynne.ee> AuthorDate: Thu Feb 26 10:31:06 2026 +0100 Commit: Lynne <dev(a)lynne.ee> CommitDate: Thu Feb 26 10:32:39 2026 +0100 Changelog: add entry for recent Vulkan compute codec optimizations All the compute codecs were ported to compile-time SPIR-V, thoroughly debugged, and optimized. They're ready for prime-time. --- Changelog | 1 + 1 file changed, 1 insertion(+) diff --git a/Changelog b/Changelog index f1e10080c6..6f297750ac 100644 --- a/Changelog +++ b/Changelog @@ -22,6 +22,7 @@ version <next>: - Add vf_mestimate_d3d12 filter - xHE-AAC Mps212 decoding support (experimental) - Remove the old HLS protocol handler +- Vulkan compute codec optimizations version 8.0:

1 0

[ffmpeg] doc/developer: Add Forgejo as a way to send patches (branch master)
by Jack Lau 26 Feb '26

26 Feb '26

This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch master in repository ffmpeg. The following commit(s) were added to refs/heads/master by this push: new 8bf74556a1 doc/developer: Add Forgejo as a way to send patches 8bf74556a1 is described below commit 8bf74556a1735ba8c1b5f0b3eaa7c299d2c6812c Author: Jack Lau <jacklau1222gm(a)gmail.com> AuthorDate: Thu Feb 26 06:49:32 2026 +0800 Commit: Gyan Doshi <gyan(a)gyan.dev> CommitDate: Thu Feb 26 04:13:25 2026 +0000 doc/developer: Add Forgejo as a way to send patches Signed-off-by: Jack Lau <jacklau1222gm(a)gmail.com> --- doc/developer.texi | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/doc/developer.texi b/doc/developer.texi index 10a2de00df..f1c8e42840 100644 --- a/doc/developer.texi +++ b/doc/developer.texi @@ -45,6 +45,7 @@ maintained and developed. @end itemize All proposed code changes should be submitted for review to +@url{https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls, Forgejo} or @url{mailto:ffmpeg-devel@@ffmpeg.org, the development mailing list}, as described in more detail in the @ref{Submitting patches} chapter. The code should comply with the @ref{Development Policy} and follow the @ref{Coding Rules}. @@ -722,7 +723,8 @@ and has no lrint()') Also please if you send several patches, send each patch as a separate mail, do not attach several unrelated patches to the same mail. -Patches should be posted to the +Patches should be posted to +@uref{https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls, Forgejo} or the @uref{https://lists.ffmpeg.org/mailman/listinfo/ffmpeg-devel, ffmpeg-devel} mailing list. Use @code{git send-email} when possible since it will properly send patches without requiring extra care. If you cannot, then send patches

1 0