[FFmpeg-devel] [PATCH] avformat: fix use of undeclared identifier error when compiling Chromium

[揚帆起航]

problem solved

"zhilizhao(赵志立)" <quinkblack at foxmail.com> 於 2022年11月9日週三 上午10:58寫道：

>
>
> > On Nov 9, 2022, at 10:41, 揚帆起航 <uioptt24 at gmail.com> wrote:
> >
> > I encountered an error in the files included in this patch when compiling
> > Chromium. When I followed this patch to modify the ffmpeg file in the
> > Chromium source code, the compilation no longer reported errors.
> >
> > Chromium regularly merges the latest revisions of ffmpeg through
> > Cherry-Pick. I also submitted this patch to Chromium before submitting it
> > to ffmpeg, but Chromium asked me to submit it to ffmpeg first
>
> We can’t reproduce the issue, so more details of each ‘undeclared
> identifier error’ should be given. For example, why
>
> >>> +#include "libavcodec/defs.h”
>
> is needed in flac_picture.c since it’s already included by avformat.h?
>
> >
> > "zhilizhao(赵志立)" <quinkblack at foxmail.com> 於 2022年11月9日 週三 10:23 寫道：
> >
> >>
> >>
> >>> On Nov 9, 2022, at 03:48, uioptt24 at gmail.com wrote:
> >>>
> >>> From: gz83 <uioptt24 at gmail.com>
> >>>
> >>> Cross-compiling Chromium on Ubuntu 22.04 will encounter errors related
> >>> to avformat, because Chromium regularly synchronizes upstream changes,
> >>> so now submit code directly to upstream
> >>> ---
> >>> libavformat/flac_picture.c |  3 ++-
> >>> libavformat/matroskadec.c  | 10 +++++-----
> >>> libavformat/mov.c          | 11 ++++++-----
> >>> libavformat/oggdec.c       |  1 +
> >>> libavformat/riff.c         |  1 +
> >>> 5 files changed, 15 insertions(+), 11 deletions(-)
> >>>
> >>> diff --git a/libavformat/flac_picture.c b/libavformat/flac_picture.c
> >>> index b33fee75b4..36d190fdc7 100644
> >>> --- a/libavformat/flac_picture.c
> >>> +++ b/libavformat/flac_picture.c
> >>> @@ -19,9 +19,10 @@
> >>> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
> >> 02110-1301 USA
> >>> */
> >>>
> >>> -#include "libavutil/intreadwrite.h"
> >>> #include "libavcodec/bytestream.h"
> >>> +#include "libavcodec/defs.h"
> >>> #include "libavcodec/png.h"
> >>> +#include "libavutil/intreadwrite.h"
> >>> #include "avformat.h"
> >>> #include "demux.h"
> >>> #include "flac_picture.h"
> >>> diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
> >>> index d582f566a2..f7bb962941 100644
> >>> --- a/libavformat/matroskadec.c
> >>> +++ b/libavformat/matroskadec.c
> >>> @@ -34,6 +34,11 @@
> >>> #include <inttypes.h>
> >>> #include <stdio.h>
> >>>
> >>> +#include "libavcodec/bytestream.h"
> >>> +#include "libavcodec/defs.h"
> >>> +#include "libavcodec/flac.h"
> >>> +#include "libavcodec/mpeg4audio.h"
> >>> +#include "libavcodec/packet_internal.h"
> >>> #include "libavutil/avstring.h"
> >>> #include "libavutil/base64.h"
> >>> #include "libavutil/bprint.h"
> >>> @@ -50,11 +55,6 @@
> >>> #include "libavutil/time_internal.h"
> >>> #include "libavutil/spherical.h"
> >>>
> >>> -#include "libavcodec/bytestream.h"
> >>> -#include "libavcodec/flac.h"
> >>> -#include "libavcodec/mpeg4audio.h"
> >>> -#include "libavcodec/packet_internal.h"
> >>> -
> >>> #include "avformat.h"
> >>> #include "avio_internal.h"
> >>> #include "demux.h"
> >>> diff --git a/libavformat/mov.c b/libavformat/mov.c
> >>> index 1f436e21d6..39d2c71edb 100644
> >>> --- a/libavformat/mov.c
> >>> +++ b/libavformat/mov.c
> >>> @@ -29,6 +29,12 @@
> >>> #include <limits.h>
> >>> #include <stdint.h>
> >>>
> >>> +#include "libavcodec/ac3tab.h"
> >>> +#include "libavcodec/defs.h"
> >>> +#include "libavcodec/flac.h"
> >>> +#include "libavcodec/hevc.h"
> >>> +#include "libavcodec/mpegaudiodecheader.h"
> >>> +#include "libavcodec/mlp_parse.h"
> >>> #include "libavutil/attributes.h"
> >>> #include "libavutil/bprint.h"
> >>> #include "libavutil/channel_layout.h"
> >>> @@ -49,11 +55,6 @@
> >>> #include "libavutil/stereo3d.h"
> >>> #include "libavutil/timecode.h"
> >>> #include "libavutil/uuid.h"
> >>> -#include "libavcodec/ac3tab.h"
> >>> -#include "libavcodec/flac.h"
> >>> -#include "libavcodec/hevc.h"
> >>> -#include "libavcodec/mpegaudiodecheader.h"
> >>> -#include "libavcodec/mlp_parse.h"
> >>> #include "avformat.h"
> >>> #include "internal.h"
> >>> #include "avio_internal.h"
> >>> diff --git a/libavformat/oggdec.c b/libavformat/oggdec.c
> >>> index 3b19e0bd89..c4321a9436 100644
> >>> --- a/libavformat/oggdec.c
> >>> +++ b/libavformat/oggdec.c
> >>> @@ -29,6 +29,7 @@
> >>> */
> >>>
> >>> #include <stdio.h>
> >>> +#include "libavcodec/defs.h"
> >>> #include "libavutil/avassert.h"
> >>> #include "libavutil/intreadwrite.h"
> >>> #include "avio_internal.h"
> >>> diff --git a/libavformat/riff.c b/libavformat/riff.c
> >>> index 7319406b39..b1cac3171b 100644
> >>> --- a/libavformat/riff.c
> >>> +++ b/libavformat/riff.c
> >>> @@ -22,6 +22,7 @@
> >>> #include <stddef.h>
> >>> #include "config.h"
> >>> #include "config_components.h"
> >>> +#include "libavcodec/codec_id.h"
> >>> #include "libavutil/macros.h"
> >>> #include "avformat.h"
> >>> #include "internal.h"
> >>> --
> >>> 2.38.1.windows.1
> >>>
> >>
> >> Please explain why the patch is needed. If chromium rewrite the build
> >> system
> >> of FFmpeg, I don’t think FFmpeg should support it.
> >> _______________________________________________
> >> ffmpeg-devel mailing list
> >> ffmpeg-devel at ffmpeg.org
> >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >>
> >> To unsubscribe, visit link above, or email
> >> ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".
> >>
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel at ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".
>
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