* [FFmpeg-devel] [PATCH] fix pad artifacting @ 2025-02-01 0:18 Ben Lu via ffmpeg-devel 2025-02-01 0:52 ` Michael Niedermayer 0 siblings, 1 reply; 5+ messages in thread From: Ben Lu via ffmpeg-devel @ 2025-02-01 0:18 UTC (permalink / raw) To: ffmpeg-devel; +Cc: Ben Lu When using pad with eval=frame with variable frame sizes, we get significant artifacting. This is due to incorrect frame sizes, resulting in invalid frames. Made changes to use the output width and height for frame sizes when using eval=frame, with if statement guards to make sure the normal usage is unaffected Signed-off-by: Ben Lu <benlu@x.com> --- libavfilter/vf_pad.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c index 49fb272b24..846dd0a9f4 100644 --- a/libavfilter/vf_pad.c +++ b/libavfilter/vf_pad.c @@ -237,15 +237,24 @@ static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h) if (s->inlink_w <= 0) return NULL; - frame = ff_get_video_buffer(inlink->dst->outputs[0], - w + (s->w - s->in_w), - h + (s->h - s->in_h) + (s->x > 0)); + if (s->eval_mode == EVAL_MODE_FRAME) { + frame = ff_get_video_buffer(inlink->dst->outputs[0], s->w, s->h); + } else { + frame = ff_get_video_buffer(inlink->dst->outputs[0], + w + (s->w - s->in_w), + h + (s->h - s->in_h) + (s->x > 0)); + } if (!frame) return NULL; - frame->width = w; - frame->height = h; + if (s->eval_mode == EVAL_MODE_FRAME) { + frame->width = s->w; + frame->height = s->h; + } else { + frame->width = w; + frame->height = h; + } for (plane = 0; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++) { int hsub = s->draw.hsub[plane]; @@ -358,9 +367,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) if (needs_copy) { av_log(inlink->dst, AV_LOG_DEBUG, "Direct padding impossible allocating new frame\n"); - out = ff_get_video_buffer(outlink, - FFMAX(inlink->w, s->w), - FFMAX(inlink->h, s->h)); + if (s->eval_mode == EVAL_MODE_FRAME) { + out = ff_get_video_buffer(outlink, s->w, s->h); + } else { + out = ff_get_video_buffer(outlink, + FFMAX(inlink->w, s->w), + FFMAX(inlink->h, s->h)); + } if (!out) { av_frame_free(&in); return AVERROR(ENOMEM); -- 2.35.1.70.gdb80f58b59-twtrsrc _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [FFmpeg-devel] [PATCH] fix pad artifacting 2025-02-01 0:18 [FFmpeg-devel] [PATCH] fix pad artifacting Ben Lu via ffmpeg-devel @ 2025-02-01 0:52 ` Michael Niedermayer 2025-02-03 13:58 ` Ben Lu via ffmpeg-devel 0 siblings, 1 reply; 5+ messages in thread From: Michael Niedermayer @ 2025-02-01 0:52 UTC (permalink / raw) To: FFmpeg development discussions and patches [-- Attachment #1.1: Type: text/plain, Size: 1166 bytes --] Hi On Sat, Feb 01, 2025 at 12:18:08AM +0000, Ben Lu via ffmpeg-devel wrote: > When using pad with eval=frame with variable frame sizes, we get > significant artifacting. This is due to incorrect frame sizes, resulting in > invalid frames. Made changes to use the output width and height for frame > sizes when using eval=frame, with if statement guards to make sure the > normal usage is unaffected > > Signed-off-by: Ben Lu <benlu@x.com> > --- > libavfilter/vf_pad.c | 29 +++++++++++++++++++++-------- > 1 file changed, 21 insertions(+), 8 deletions(-) > > diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c > index 49fb272b24..846dd0a9f4 100644 > --- a/libavfilter/vf_pad.c > +++ b/libavfilter/vf_pad.c > @@ -237,15 +237,24 @@ static AVFrame *get_video_buffer(AVFilterLink > *inlink, int w, int h) error: corrupt patch at line 10 check your editor line/word wrap break settings or attach the patch or use git send-email thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB "I am not trying to be anyone's saviour, I'm trying to think about the future and not be sad" - Elon Musk [-- Attachment #1.2: signature.asc --] [-- Type: application/pgp-signature, Size: 195 bytes --] [-- Attachment #2: Type: text/plain, Size: 251 bytes --] _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [FFmpeg-devel] [PATCH] fix pad artifacting 2025-02-01 0:52 ` Michael Niedermayer @ 2025-02-03 13:58 ` Ben Lu via ffmpeg-devel 2025-02-03 15:22 ` James Almer 0 siblings, 1 reply; 5+ messages in thread From: Ben Lu via ffmpeg-devel @ 2025-02-03 13:58 UTC (permalink / raw) To: FFmpeg development discussions and patches; +Cc: Ben Lu Sorry about that, it looks correct in gmail and sending to myself also looks fine, not sure where the line width corruption is happening. Our org doesn't allow programmatic email. Is it possible to use this gist? https://gist.github.com/ayroblu/1d7bbfdf82aa9a127abefa4c5d518cdb Also trying again: Signed-off-by: Ben Lu <benlu@x.com> --- libavfilter/vf_pad.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c index 49fb272b24..846dd0a9f4 100644 --- a/libavfilter/vf_pad.c +++ b/libavfilter/vf_pad.c @@ -237,15 +237,24 @@ static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h) if (s->inlink_w <= 0) return NULL; - frame = ff_get_video_buffer(inlink->dst->outputs[0], - w + (s->w - s->in_w), - h + (s->h - s->in_h) + (s->x > 0)); + if (s->eval_mode == EVAL_MODE_FRAME) { + frame = ff_get_video_buffer(inlink->dst->outputs[0], s->w, s->h); + } else { + frame = ff_get_video_buffer(inlink->dst->outputs[0], + w + (s->w - s->in_w), + h + (s->h - s->in_h) + (s->x > 0)); + } if (!frame) return NULL; - frame->width = w; - frame->height = h; + if (s->eval_mode == EVAL_MODE_FRAME) { + frame->width = s->w; + frame->height = s->h; + } else { + frame->width = w; + frame->height = h; + } for (plane = 0; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++) { int hsub = s->draw.hsub[plane]; @@ -358,9 +367,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) if (needs_copy) { av_log(inlink->dst, AV_LOG_DEBUG, "Direct padding impossible allocating new frame\n"); - out = ff_get_video_buffer(outlink, - FFMAX(inlink->w, s->w), - FFMAX(inlink->h, s->h)); + if (s->eval_mode == EVAL_MODE_FRAME) { + out = ff_get_video_buffer(outlink, s->w, s->h); + } else { + out = ff_get_video_buffer(outlink, + FFMAX(inlink->w, s->w), + FFMAX(inlink->h, s->h)); + } if (!out) { av_frame_free(&in); return AVERROR(ENOMEM); -- 2.35.1.70.gdb80f58b59-twtrsrc On Sat, Feb 1, 2025 at 12:52 AM Michael Niedermayer <michael@niedermayer.cc> wrote: > Hi > > On Sat, Feb 01, 2025 at 12:18:08AM +0000, Ben Lu via ffmpeg-devel wrote: > > When using pad with eval=frame with variable frame sizes, we get > > significant artifacting. This is due to incorrect frame sizes, resulting > in > > invalid frames. Made changes to use the output width and height for frame > > sizes when using eval=frame, with if statement guards to make sure the > > normal usage is unaffected > > > > Signed-off-by: Ben Lu <benlu@x.com> > > --- > > libavfilter/vf_pad.c | 29 +++++++++++++++++++++-------- > > 1 file changed, 21 insertions(+), 8 deletions(-) > > > > diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c > > index 49fb272b24..846dd0a9f4 100644 > > --- a/libavfilter/vf_pad.c > > +++ b/libavfilter/vf_pad.c > > @@ -237,15 +237,24 @@ static AVFrame *get_video_buffer(AVFilterLink > > *inlink, int w, int h) > > error: corrupt patch at line 10 > > check your editor line/word wrap break settings or attach the patch or use > git send-email > > thx > > [...] > -- > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > > "I am not trying to be anyone's saviour, I'm trying to think about the > future and not be sad" - Elon Musk > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [FFmpeg-devel] [PATCH] fix pad artifacting 2025-02-03 13:58 ` Ben Lu via ffmpeg-devel @ 2025-02-03 15:22 ` James Almer 2025-02-03 16:02 ` Ben Lu via ffmpeg-devel 0 siblings, 1 reply; 5+ messages in thread From: James Almer @ 2025-02-03 15:22 UTC (permalink / raw) To: ffmpeg-devel [-- Attachment #1.1.1: Type: text/plain, Size: 514 bytes --] On 2/3/2025 10:58 AM, Ben Lu via ffmpeg-devel wrote: > Sorry about that, it looks correct in gmail and sending to myself also > looks fine, not sure where the line width corruption is happening. Our org > doesn't allow programmatic email. Looks like lines with a single blank space are being replaced by empty lines. > > Is it possible to use this gist? Try to attach the output of git format-patch to an email instead. That gist is only a diff of changes and missing all the git commit info. [-- Attachment #1.2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 495 bytes --] [-- Attachment #2: Type: text/plain, Size: 251 bytes --] _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [FFmpeg-devel] [PATCH] fix pad artifacting 2025-02-03 15:22 ` James Almer @ 2025-02-03 16:02 ` Ben Lu via ffmpeg-devel 0 siblings, 0 replies; 5+ messages in thread From: Ben Lu via ffmpeg-devel @ 2025-02-03 16:02 UTC (permalink / raw) To: FFmpeg development discussions and patches; +Cc: Ben Lu [-- Attachment #1: Type: text/plain, Size: 1116 bytes --] Sure, looks like gmail is complying with a plaintext email RFC. Let me try attaching to eml with: `git format-patch -s -o "outputfolder" --add-header "X-Unsent: 1" --suffix .eml --to ffmpeg-devel@ffmpeg.org -1 0f497eb391b` On Mon, Feb 3, 2025 at 3:22 PM James Almer <jamrial@gmail.com> wrote: > On 2/3/2025 10:58 AM, Ben Lu via ffmpeg-devel wrote: > > Sorry about that, it looks correct in gmail and sending to myself also > > looks fine, not sure where the line width corruption is happening. Our > org > > doesn't allow programmatic email. > > Looks like lines with a single blank space are being replaced by empty > lines. > > > > > Is it possible to use this gist? > > Try to attach the output of git format-patch to an email instead. That > gist is only a diff of changes and missing all the git commit info. > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". > [-- Attachment #2: 0001-fix-pad-artifacts.eml --] [-- Type: message/rfc822, Size: 2305 bytes --] From: Ben Lu <benlu@x.com> To: ffmpeg-devel@ffmpeg.org Subject: [PATCH] fix pad artifacts Date: Fri, 31 Jan 2025 23:13:25 +0000 Signed-off-by: Ben Lu <benlu@x.com> --- libavfilter/vf_pad.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c index 49fb272b24..846dd0a9f4 100644 --- a/libavfilter/vf_pad.c +++ b/libavfilter/vf_pad.c @@ -237,15 +237,24 @@ static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h) if (s->inlink_w <= 0) return NULL; - frame = ff_get_video_buffer(inlink->dst->outputs[0], - w + (s->w - s->in_w), - h + (s->h - s->in_h) + (s->x > 0)); + if (s->eval_mode == EVAL_MODE_FRAME) { + frame = ff_get_video_buffer(inlink->dst->outputs[0], s->w, s->h); + } else { + frame = ff_get_video_buffer(inlink->dst->outputs[0], + w + (s->w - s->in_w), + h + (s->h - s->in_h) + (s->x > 0)); + } if (!frame) return NULL; - frame->width = w; - frame->height = h; + if (s->eval_mode == EVAL_MODE_FRAME) { + frame->width = s->w; + frame->height = s->h; + } else { + frame->width = w; + frame->height = h; + } for (plane = 0; plane < 4 && frame->data[plane] && frame->linesize[plane]; plane++) { int hsub = s->draw.hsub[plane]; @@ -358,9 +367,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) if (needs_copy) { av_log(inlink->dst, AV_LOG_DEBUG, "Direct padding impossible allocating new frame\n"); - out = ff_get_video_buffer(outlink, - FFMAX(inlink->w, s->w), - FFMAX(inlink->h, s->h)); + if (s->eval_mode == EVAL_MODE_FRAME) { + out = ff_get_video_buffer(outlink, s->w, s->h); + } else { + out = ff_get_video_buffer(outlink, + FFMAX(inlink->w, s->w), + FFMAX(inlink->h, s->h)); + } if (!out) { av_frame_free(&in); return AVERROR(ENOMEM); -- 2.35.1.70.gdb80f58b59-twtrsrc [-- Attachment #3: Type: text/plain, Size: 251 bytes --] _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2025-02-03 16:02 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2025-02-01 0:18 [FFmpeg-devel] [PATCH] fix pad artifacting Ben Lu via ffmpeg-devel 2025-02-01 0:52 ` Michael Niedermayer 2025-02-03 13:58 ` Ben Lu via ffmpeg-devel 2025-02-03 15:22 ` James Almer 2025-02-03 16:02 ` Ben Lu via ffmpeg-devel
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