Entry for added avcodec flag AV_CODEC_FLAG_DROPCHANGED

Discard decoded frames which differ from first decoded frame in stream.

commit abfeba97 "lavf/hls: Cleanup the applehttp" missed
the version bump and APIchanges entry.
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>

Silences a warning with clang:
warning: implicit conversion from 'int' to 'int16_t' (aka 'short') changes value from 44130 to -21406

Allows in-tree msvc compilation with wsl.

Fixes: Timeout (21->18sec)
Fixes: 14124/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PICTOR_fuzzer-5633887734071296

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Improves overall speed by about 3%
Testcase: 14124/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PICTOR_fuzzer-5633887734071296
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes: Timeout (64sec ->2 sec)
Fixes: 14131/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV2_fuzzer-5719879556005888

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes: assertion failure
Fixes: 14078/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO5_fuzzer-5760571284127744

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

It seems the specification does not limit the value to 32bit

Fixes: signed integer overflow: -109611143 * 24 cannot be represented in type 'int'
Fixes: 13477/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5648337460527104
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes: UBSan runtime error
Found-by: Clusterfuzz
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>

This patch improves the logs when the message "cur_dts is invalid" appears.
If helps to identify which stream generates the trouble,
and the status of the stream.
A lot of users suffers with the message, and the origin varies.
The improved message can help to discover the cause.
Signed-off-by: Andreas Hakon <andreas.hakon@protonmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

The transcode() helper function will already prepend the TARGET_PATH to
the sample path, if its a relative path. This avoids an issue on
Windows, where the relative path check could fail.

Silences several warnings:
libavutil/hwcontext_d3d11va.c:413:49: warning: passing argument 3 of ‘av_image_copy’ from incompatible pointer type
libavutil/hwcontext_d3d11va.c:425:47: warning: passing argument 3 of ‘av_image_copy’ from incompatible pointer type
libavutil/hwcontext_dxva2.c:351:45: warning: passing argument 3 of ‘av_image_copy’ from incompatible pointer type
libavutil/hwcontext_dxva2.c:382:52: warning: passing argument 3 of ‘av_image_copy_uc_from’ from incompatible pointer type

Fixes ticket #7853.

Fixes a bogus compiler warning (max_samples_per_frame is checked):
libavcodec/alac.c: In function ‘allocate_buffers’:
./libavutil/internal.h:142:9: warning: argument 1 value ‘18446744073709551552’ exceeds maximum object size 9223372036854775807

Fixes ticket #7816.

Fixes fate in Windows subsystem for Linux.

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

Signed-off-by: Lou Logan <lou@lrcd.com>

Fixes ticket #7856.

Signed-off-by: Gyan Doshi <ffmpeg@gyani.pro>

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

The spec defines it as an array of signed values, inferred to 0 when not
present.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

The spec defines it as a signed value.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>

Silences a warning:
libavutil/hwcontext_qsv.c:912:15: warning: assignment discards 'const' qualifier from pointer target type

Fixes a warning:
libavcodec/libaomenc.c:816:9: warning: unused variable ‘pict_type’

Currently streaming for webm output doesn't work.
Disabling explicitly will make sure that the manifest will get generated correctly.

this patch was originally posted on issue #7704 and was slightly
adjusted to check for the availability of the pixel format.

Fixes ticket #7789.
Signed-off-by: Marton Balint <cus@passwd.hu>