February 2026 - ffmpeg-cvslog

[ffmpeg] branch master updated (335ca9c4f4 -> aa483bc422)
by ffmpeg-git 27 Feb '26

27 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 335ca9c4f4 tests/checkasm: Fix whitespace cosmetics new 3e6fa5153e avcodec/x86/bswapdsp: Avoid register copies new 55afe49dd0 avcodec/x86/bswapdsp: combine shifting, avoid check for AVX2 new aa483bc422 avcodec/x86/bswapdsp: Avoid aligned vs unaligned codepaths for AVX2 The 3 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: libavcodec/x86/bswapdsp.asm | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-)

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[ffmpeg] tests/checkasm: Fix whitespace cosmetics (branch master)
by Niklas Haas 27 Feb '26

27 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 335ca9c4f4 tests/checkasm: Fix whitespace cosmetics 335ca9c4f4 is described below commit 335ca9c4f4828c764a139733867e923fb9caa92d Author: Niklas Haas <git(a)haasn.dev> AuthorDate: Wed Dec 17 17:57:23 2025 +0100 Commit: Martin Storsjö <martin(a)martin.st> CommitDate: Fri Feb 27 17:08:46 2026 +0000 tests/checkasm: Fix whitespace cosmetics This line was left misaligned in b863b81500f374a2829e9dfb3a244c61e3fc1a60. --- tests/checkasm/checkasm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h index 2a6c7e8ea6..9495c9e19a 100644 --- a/tests/checkasm/checkasm.h +++ b/tests/checkasm/checkasm.h @@ -480,7 +480,7 @@ int checkasm_check_float_ulp(const char *file, int line, * For tests that don't have that and only operate on a single * bitdepth, just call checkasm_check(uint8_t, ...) directly. */ #define checkasm_check_pixel2(buf1, stride1, buf2, stride2, ...) \ - ((bit_depth > 8) ? \ + ((bit_depth > 8) ? \ checkasm_check2(uint16_t, (const uint16_t*)buf1, stride1, \ (const uint16_t*)buf2, stride2, \ __VA_ARGS__) : \

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[ffmpeg] tests/checkasm/sw_ops: Switch to opaques for deciding when to test (branch master)
by Martin Storsjö 27 Feb '26

27 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 5693b07839 tests/checkasm/sw_ops: Switch to opaques for deciding when to test 5693b07839 is described below commit 5693b0783930b43c6ed69b08f40340aa30f3510b Author: Martin Storsjö <martin(a)martin.st> AuthorDate: Wed Feb 25 15:45:23 2026 +0200 Commit: Martin Storsjö <martin(a)martin.st> CommitDate: Fri Feb 27 17:08:31 2026 +0000 tests/checkasm/sw_ops: Switch to opaques for deciding when to test This uses the new mechanisms introduced in cf7e2b67735d500768b06c6f411826bfef923b0f, as used by the crc test in 0629ebb5ffda39add5f1fbce524bbc989ba5d6c6. --- tests/checkasm/sw_ops.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/tests/checkasm/sw_ops.c b/tests/checkasm/sw_ops.c index bd70adc212..6615f63354 100644 --- a/tests/checkasm/sw_ops.c +++ b/tests/checkasm/sw_ops.c @@ -190,18 +190,14 @@ static void check_ops(const char *report, const unsigned ranges[NB_PLANES], uintptr_t id = (uintptr_t) backend_new; id ^= (id << 6) + (id >> 2) + 0x9e3779b97f4a7c15 + comp_new.cpu_flags; - checkasm_save_context(); - if (checkasm_check_func((void *) id, "%s", report)) { - func_new = comp_new.func; - func_ref = comp_ref.func; - + if (check_key((void*) id, "%s", report)) { exec.block_size_in = comp_ref.block_size * rw_pixel_bits(read_op) >> 3; exec.block_size_out = comp_ref.block_size * rw_pixel_bits(write_op) >> 3; for (int i = 0; i < NB_PLANES; i++) { exec.in[i] = (void *) src0[i]; exec.out[i] = (void *) dst0[i]; } - call_ref(&exec, comp_ref.priv, 0, 0, PIXELS / comp_ref.block_size, LINES); + checkasm_call(comp_ref.func, &exec, comp_ref.priv, 0, 0, PIXELS / comp_ref.block_size, LINES); exec.block_size_in = comp_new.block_size * rw_pixel_bits(read_op) >> 3; exec.block_size_out = comp_new.block_size * rw_pixel_bits(write_op) >> 3; @@ -209,7 +205,7 @@ static void check_ops(const char *report, const unsigned ranges[NB_PLANES], exec.in[i] = (void *) src1[i]; exec.out[i] = (void *) dst1[i]; } - call_new(&exec, comp_new.priv, 0, 0, PIXELS / comp_new.block_size, LINES); + checkasm_call_checked(comp_new.func, &exec, comp_new.priv, 0, 0, PIXELS / comp_new.block_size, LINES); for (int i = 0; i < NB_PLANES; i++) { const char *name = FMT("%s[%d]", report, i); @@ -242,7 +238,7 @@ static void check_ops(const char *report, const unsigned ranges[NB_PLANES], break; } - bench_new(&exec, comp_new.priv, 0, 0, PIXELS / comp_new.block_size, LINES); + bench(comp_new.func, &exec, comp_new.priv, 0, 0, PIXELS / comp_new.block_size, LINES); } if (comp_new.func != comp_ref.func && comp_new.free)

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[ffmpeg] swscale/ops_backend: mark unreachable branch (branch master)
by Ramiro Polla 27 Feb '26

27 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 23bb7c3907 swscale/ops_backend: mark unreachable branch 23bb7c3907 is described below commit 23bb7c39076ef0ff9ab19ac3f2105ecefb19bf29 Author: Ramiro Polla <ramiro.polla(a)gmail.com> AuthorDate: Fri Feb 27 17:07:42 2026 +0100 Commit: Ramiro Polla <ramiro.polla(a)gmail.com> CommitDate: Fri Feb 27 16:44:19 2026 +0000 swscale/ops_backend: mark unreachable branch The pixel format for the process loops have already been checked at this point to be valid. The switch added in e4abfb8e519 returns AVERROR(EINVAL) in the default case without calling ff_sws_op_chain_free(chain), but there's no need to free it since we mark this branch as unreachable. --- libswscale/ops_backend.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libswscale/ops_backend.c b/libswscale/ops_backend.c index cdbc3d2a3d..da16cb40f3 100644 --- a/libswscale/ops_backend.c +++ b/libswscale/ops_backend.c @@ -88,7 +88,7 @@ static int compile(SwsContext *ctx, SwsOpList *ops, SwsCompiledOp *out) case SWS_PIXEL_U16: out->func = process_u16; break; case SWS_PIXEL_U32: out->func = process_u32; break; case SWS_PIXEL_F32: out->func = process_f32; break; - default: return AVERROR(EINVAL); + default: av_unreachable("Invalid pixel type!"); } return 0;

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[ffmpeg] branch master updated (16ee3d8d99 -> 67f3627267)
by ffmpeg-git 27 Feb '26

27 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 16ee3d8d99 avformat/mov: fix cases where we discard iamf packets from enabled streams new 79334c8ca1 swscale/ops: add subsampling shift to SwsOpExec new bca806d4f9 swscale/ops: avoid stack copies of SwsImg new 62dc591a80 swscale/ops: correctly shift pointers for last row handling new 363779a4bb swscale/ops: don't set src/dst_frame_ptr in op_pass_run() new d89765eb28 swscale/graph: simplify output buffer management new e9d1ed3fdc swscale/graph: avoid stack copies of SwsImg new 5121665463 swscale/graph: use AVFrame to track internal allocation new 846823b174 swscale/graph: don't pointlessly align data buffers new 4d7b1c3685 swscale/graph: move frame->field init logic to SwsGraph new 67f3627267 swscale/graph: nuke SwsImg The 10 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/graph.c | 212 +++++++++++++++++++++++++----------------- libswscale/graph.h | 40 +++----- libswscale/ops.c | 114 +++++++++++------------ libswscale/ops_internal.h | 9 +- libswscale/swscale.c | 38 +------- libswscale/x86/ops_common.asm | 4 + 6 files changed, 206 insertions(+), 211 deletions(-)

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[ffmpeg] branch master updated (7505cea0e9 -> 16ee3d8d99)
by ffmpeg-git 27 Feb '26

27 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 7505cea0e9 avformat/whip: skip the unmatch nack packet through ssrc new 51aef95ba1 avformat/mov: fix setting iamf stream id offsets new 16ee3d8d99 avformat/mov: fix cases where we discard iamf packets from enabled streams 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: libavformat/iamf_reader.c | 3 +++ libavformat/mov.c | 26 +++++++++++++++++++++++--- 2 files changed, 26 insertions(+), 3 deletions(-)

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[ffmpeg] branch master updated (2e7078cda6 -> 7505cea0e9)
by ffmpeg-git 27 Feb '26

27 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 2e7078cda6 avformat/http: add -request-size option new e7757d8f2e avformat/whip: add rtp history store and find method new d7820156f9 avformat/whip: add RTX support new 7e48c0afc9 avformat/whip: add missing ":" in "a=rtcp-fb" when generate sdp new 7505cea0e9 avformat/whip: skip the unmatch nack packet through ssrc The 4 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: doc/muxers.texi | 4 ++ libavformat/whip.c | 160 ++++++++++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 162 insertions(+), 2 deletions(-)

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[ffmpeg] avformat/http: add -request-size option (branch master)
by Niklas Haas 27 Feb '26

27 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 2e7078cda6 avformat/http: add -request-size option 2e7078cda6 is described below commit 2e7078cda642f822ce3dc486c41e508fe1b86a9a Author: Niklas Haas <git(a)haasn.dev> AuthorDate: Mon Feb 9 16:56:25 2026 +0100 Commit: Niklas Haas <ffmpeg(a)haasn.dev> CommitDate: Fri Feb 27 09:20:33 2026 +0000 avformat/http: add -request-size option It has come to my attention that a way to limit the request range size would be useful in general, for reasons beyond just speeding up initial header parsing. This patch generalizez -initial_request_size to -request_size. I decided to continue allowing both options to be used simultaneously, so users can e.g. set -request_size to something large like 10 MiB, but still use a smaller size for initial header parsing (e.g. 256 KiB). Fixes: https://github.com/mpv-player/mpv/issues/8655 --- doc/protocols.texi | 25 +++++++++++++++++-------- libavformat/http.c | 15 +++++++++------ 2 files changed, 26 insertions(+), 14 deletions(-) diff --git a/doc/protocols.texi b/doc/protocols.texi index 289a1fb1f5..ac5299aad2 100644 --- a/doc/protocols.texi +++ b/doc/protocols.texi @@ -453,18 +453,27 @@ Set the Referer header. Include 'Referer: URL' header in HTTP request. @item multiple_requests Use persistent connections if set to 1, default is 0. -@item initial_request_size -Limit the size of initial requests. This is useful when dealing with formats -that require frequent seeks during initial parsing. This lasts until the -demuxer makes a read request larger than this size (without a seek in between), -after which the implementation will continue using unbounded requests as usual. -Disabled (set to 0) by default. +@item request_size +Limit the size of requests made. This is useful for some pathological servers +that throttle unbounded range requests, as well as when expecting to seek +frequently. Disabled (set to 0) by default. Note that if enabling this option, it's strongly recommended to also enable the @option{multiple_requests} option, as well as setting @option{short_seek_size} to the same value or higher. Doing so allows FFmpeg -to reuse a single HTTP connection wherever possible, even for formats like -MXF or MOV that require frequent small seeks during initial parsing. +to reuse a single HTTP connection wherever possible. + +@item initial_request_size +Limit the size of initial requests. Similar to @code{request_size}, but only +used during initial format parsing. Useful for formats like MXF or MOV that +require frequent seeks during header parsing. Lasts until the demuxer makes a +read request larger than this size (without a seek in between), after which +the implementation will continue using requests as usual. Disabled (set to 0) +by default. + +Note that if enabling this option, it's strongly recommended to also enable +the @option{multiple_requests} option, as well as setting +@option{short_seek_size} to the same value or higher. @item post_data Set custom HTTP post data. diff --git a/libavformat/http.c b/libavformat/http.c index 5ddcb61f6c..fc8feaa450 100644 --- a/libavformat/http.c +++ b/libavformat/http.c @@ -147,7 +147,8 @@ typedef struct HTTPContext { int reconnect_max_retries; int reconnect_delay_total_max; uint64_t initial_request_size; - int partial_requests; /* whether or not to limit requests to initial_request_size */ + uint64_t request_size; + int initial_requests; /* whether or not to limit requests to initial_request_size */ /* Connection statistics */ int nb_connections; int nb_requests; @@ -173,6 +174,7 @@ static const AVOption options[] = { { "user_agent", "override User-Agent header", OFFSET(user_agent), AV_OPT_TYPE_STRING, { .str = DEFAULT_USER_AGENT }, 0, 0, D }, { "referer", "override referer header", OFFSET(referer), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, D }, { "multiple_requests", "use persistent connections", OFFSET(multiple_requests), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, D | E }, + { "request_size", "size (in bytes) of requests to make", OFFSET(request_size), AV_OPT_TYPE_INT64, { .i64 = 0 }, 0, INT64_MAX, D }, { "initial_request_size", "size (in bytes) of initial requests made during probing / header parsing", OFFSET(initial_request_size), AV_OPT_TYPE_INT64, { .i64 = 0 }, 0, INT64_MAX, D }, { "post_data", "set custom HTTP post data", OFFSET(post_data), AV_OPT_TYPE_BINARY, .flags = D | E }, { "mime_type", "export the MIME type", OFFSET(mime_type), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, AV_OPT_FLAG_EXPORT | AV_OPT_FLAG_READONLY }, @@ -774,7 +776,7 @@ static int http_open(URLContext *h, const char *uri, int flags, else h->is_streamed = 1; - s->partial_requests = s->seekable != 0 && s->initial_request_size > 0; + s->initial_requests = s->seekable != 0 && s->initial_request_size > 0; s->filesize = UINT64_MAX; s->location = av_strdup(uri); @@ -1477,7 +1479,7 @@ static int http_read_header(URLContext *h) h->is_streamed = 1; /* we can in fact _not_ seek */ if (h->is_streamed) - s->partial_requests = 0; /* unable to use partial requests */ + s->initial_requests = 0; /* unable to use partial requests */ // add any new cookies into the existing cookie string cookie_string(s->cookie_dict, &s->cookies); @@ -1588,8 +1590,9 @@ static int http_connect(URLContext *h, const char *path, const char *local_path, // server supports seeking by analysing the reply headers. if (!has_header(s->headers, "\r\nRange: ") && !post && (s->off > 0 || s->end_off || s->seekable != 0)) { av_bprintf(&request, "Range: bytes=%"PRIu64"-", s->off); - if (s->partial_requests && s->seekable != 0) { - uint64_t target_off = s->off + s->initial_request_size; + if ((s->initial_requests || s->request_size) && s->seekable != 0) { + uint64_t req_size = s->initial_requests ? s->initial_request_size : s->request_size; + uint64_t target_off = s->off + req_size; if (target_off < s->off) /* overflow */ target_off = UINT64_MAX; if (s->end_off) @@ -1840,7 +1843,7 @@ static int http_read_stream(URLContext *h, uint8_t *buf, int size) AVDictionary *options = NULL; if (s->willclose) ffurl_closep(&s->hd); - s->partial_requests = 0; /* continue streaming uninterrupted from now on */ + s->initial_requests = 0; /* continue streaming uninterrupted from now on */ read_ret = http_open_cnx(h, &options); av_dict_free(&options); if (read_ret == 0)

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[ffmpeg] swscale/x86/ops: fix MSVC compiler error (branch master)
by Niklas Haas 27 Feb '26

27 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 3c03048837 swscale/x86/ops: fix MSVC compiler error 3c03048837 is described below commit 3c03048837dd72df38dabecc4c23258d67612548 Author: Niklas Haas <git(a)haasn.dev> AuthorDate: Fri Feb 27 08:59:25 2026 +0100 Commit: Niklas Haas <git(a)haasn.dev> CommitDate: Fri Feb 27 09:00:04 2026 +0100 swscale/x86/ops: fix MSVC compiler error src/libswscale/x86/ops.c(534): error C2099: initializer is not a constant src/libswscale/x86/ops.c(535): error C2099: initializer is not a constant src/libswscale/x86/ops.c(536): error C2099: initializer is not a constant src/libswscale/x86/ops.c(537): error C2099: initializer is not a constant src/libswscale/x86/ops.c(539): error C2099: initializer is not a constant src/libswscale/x86/ops.c(540): error C2099: initializer is not a constant Fixes: ec959e20c5852e288f3d7bbecb8b09303a53c61b Signed-off-by: Niklas Haas <git(a)haasn.dev> --- libswscale/x86/ops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libswscale/x86/ops.c b/libswscale/x86/ops.c index 3978f8291c..b44f880b4e 100644 --- a/libswscale/x86/ops.c +++ b/libswscale/x86/ops.c @@ -188,7 +188,7 @@ static int setup_shift(const SwsOp *op, SwsOpPriv *out) #define DECL_EXPAND_BITS(EXT, BITS) \ DECL_ASM(U##BITS, expand_bits##BITS##EXT, \ .op = SWS_OP_SCALE, \ - .scale = Q((1 << (BITS)) - 1), \ + .scale = { .num = ((1 << (BITS)) - 1), .den = 1 }, \ ); static int setup_dither(const SwsOp *op, SwsOpPriv *out)

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[ffmpeg] configure: add pkg-config check for amr related libs (branch master)
by Jack Lau 27 Feb '26

27 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 bc63000741 configure: add pkg-config check for amr related libs bc63000741 is described below commit bc63000741dfa346716904005d5b3a07bf84f909 Author: Jack Lau <jacklau1222gm(a)gmail.com> AuthorDate: Fri Dec 12 20:30:37 2025 +0800 Commit: Jack Lau <jacklau1222gm(a)gmail.com> CommitDate: Fri Feb 27 01:51:09 2026 +0000 configure: add pkg-config check for amr related libs This patch doesn't break previous approach, just add one possible valid method to find the lib. Signed-off-by: Jack Lau <jacklau1222gm(a)gmail.com> --- configure | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/configure b/configure index a64a73eea8..87a9c02686 100755 --- a/configure +++ b/configure @@ -7315,8 +7315,10 @@ enabled libnpp && { test_cpp_condition "$(cd "$source_path"; pwd)/lib die "ERROR: libnpp not found"; } && { check_func_headers "nppi.h" nppiYCbCr420_8u_P2P3R $libnpp_extralibs || die "ERROR: libnpp support is deprecated, version 13.0 and up are not supported"; } -enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb +enabled libopencore_amrnb && { check_pkg_config libopencore_amrnb opencore-amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init || + require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb; } +enabled libopencore_amrwb && { check_pkg_config libopencore_amrwb opencore-amrwb opencore-amrwb/dec_if.h D_IF_init || + require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb; } enabled libopencv && { check_pkg_config libopencv opencv4 opencv2/core/core_c.h cvCreateImageHeader || require libopencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } enabled libopencolorio && require_pkg_config_cxx libopencolorio "OpenColorIO" OpenColorIO/OpenColorIO.h OCIO_NAMESPACE::Config @@ -7370,7 +7372,8 @@ enabled libv4l2 && require_pkg_config libv4l2 libv4l2 libv4l2.h v4l2_i enabled libvidstab && require_pkg_config libvidstab "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit enabled libvmaf && require_pkg_config libvmaf "libvmaf >= 2.0.0" libvmaf.h vmaf_init enabled libvmaf && check_pkg_config libvmaf_cuda "libvmaf >= 2.0.0" libvmaf_cuda.h vmaf_cuda_state_init -enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc +enabled libvo_amrwbenc && { check_pkg_config libvo_amrwbenc vo-amrwbenc vo-amrwbenc/enc_if.h E_IF_init || + require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc; } enabled libvorbis && require_pkg_config libvorbis vorbis vorbis/codec.h vorbis_info_init && require_pkg_config libvorbisenc vorbisenc vorbis/vorbisenc.h vorbis_encode_init

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