[FFmpeg-devel] [PATCH 1/6] avutil/hwcontext_d3d11va: correct sizeof AVD3D11FrameDescriptor

[FFmpeg-devel] [PATCH 1/6] avutil/hwcontext_d3d11va: correct sizeof AVD3D11FrameDescriptor

[Michael Niedermayer]

Fixes: CID1591909 Wrong sizeof argument

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavutil/hwcontext_d3d11va.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
index 8963c9fc85b..c04ab01a282 100644
--- a/libavutil/hwcontext_d3d11va.c
+++ b/libavutil/hwcontext_d3d11va.c
@@ -202,7 +202,7 @@ static AVBufferRef *wrap_texture_buf(AVHWFramesContext *ctx, ID3D11Texture2D *te
     desc->texture = tex;
     desc->index   = index;
 
-    buf = av_buffer_create((uint8_t *)desc, sizeof(desc), free_texture, tex, 0);
+    buf = av_buffer_create((uint8_t *)desc, sizeof(*desc), free_texture, tex, 0);
     if (!buf) {
         ID3D11Texture2D_Release(tex);
         av_free(desc);
-- 
2.45.2

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[FFmpeg-devel] [PATCH 2/6] avutil/hwcontext_d3d11va: Free AVD3D11FrameDescriptor on error

[Michael Niedermayer]

Fixes: CID1598558 Resource leak

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavutil/hwcontext_d3d11va.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
index c04ab01a282..9b3c5f389fa 100644
--- a/libavutil/hwcontext_d3d11va.c
+++ b/libavutil/hwcontext_d3d11va.c
@@ -190,6 +190,7 @@ static AVBufferRef *wrap_texture_buf(AVHWFramesContext *ctx, ID3D11Texture2D *te
                                                    sizeof(*frames_hwctx->texture_infos));
         if (!frames_hwctx->texture_infos) {
             ID3D11Texture2D_Release(tex);
+            av_free(desc);
             return NULL;
         }
         s->nb_surfaces = s->nb_surfaces_used + 1;
-- 
2.45.2

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[FFmpeg-devel] [PATCH 3/6] avutil/hwcontext_d3d11va: correct sizeof IDirect3DSurface9

[Michael Niedermayer]

Fixes: CID1591944 Wrong sizeof argument

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavutil/hwcontext_dxva2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/hwcontext_dxva2.c b/libavutil/hwcontext_dxva2.c
index 03cb739a7f2..0b76966ebfb 100644
--- a/libavutil/hwcontext_dxva2.c
+++ b/libavutil/hwcontext_dxva2.c
@@ -147,7 +147,7 @@ static AVBufferRef *dxva2_pool_alloc(void *opaque, size_t size)
     if (s->nb_surfaces_used < hwctx->nb_surfaces) {
         s->nb_surfaces_used++;
         return av_buffer_create((uint8_t*)s->surfaces_internal[s->nb_surfaces_used - 1],
-                                sizeof(*hwctx->surfaces), dxva2_pool_release_dummy, 0, 0);
+                                sizeof(**hwctx->surfaces), dxva2_pool_release_dummy, 0, 0);
     }
 
     return NULL;
-- 
2.45.2

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[FFmpeg-devel] [PATCH 4/6] avutil/wchar_filename: Correct sizeof

[Michael Niedermayer]

Fixes: CID1591930 Wrong sizeof argument

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavutil/wchar_filename.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/wchar_filename.h b/libavutil/wchar_filename.h
index 868a30b5325..23cc92aa2d7 100644
--- a/libavutil/wchar_filename.h
+++ b/libavutil/wchar_filename.h
@@ -57,7 +57,7 @@ static inline int wchartocp(unsigned int code_page, const wchar_t *filename_w,
         errno = EINVAL;
         return -1;
     }
-    *filename = (char*)av_malloc_array(num_chars, sizeof *filename);
+    *filename = av_malloc_array(num_chars, sizeof **filename);
     if (!*filename) {
         errno = ENOMEM;
         return -1;
-- 
2.45.2

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[FFmpeg-devel] [PATCH 5/6] swscale/swscale: Use ptrdiff_t for linesize computations

[Michael Niedermayer]

This is unlikely to make a difference

Fixes: CID1591896 Unintentional integer overflow
Fixes: CID1591901 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libswscale/swscale.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index 2795429b6c3..7fb24ee04bb 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -1173,7 +1173,7 @@ int sws_receive_slice(struct SwsContext *c, unsigned int slice_start,
     }
 
     for (int i = 0; i < FF_ARRAY_ELEMS(dst); i++) {
-        ptrdiff_t offset = c->frame_dst->linesize[i] * (slice_start >> c->chrDstVSubSample);
+        ptrdiff_t offset = c->frame_dst->linesize[i] * (ptrdiff_t)(slice_start >> c->chrDstVSubSample);
         dst[i] = FF_PTR_ADD(c->frame_dst->data[i], offset);
     }
 
@@ -1234,7 +1234,7 @@ void ff_sws_slice_worker(void *priv, int jobnr, int threadnr,
         for (int i = 0; i < FF_ARRAY_ELEMS(dst) && parent->frame_dst->data[i]; i++) {
             const int vshift = (i == 1 || i == 2) ? c->chrDstVSubSample : 0;
             const ptrdiff_t offset = parent->frame_dst->linesize[i] *
-                ((slice_start + parent->dst_slice_start) >> vshift);
+                (ptrdiff_t)((slice_start + parent->dst_slice_start) >> vshift);
 
             dst[i] = parent->frame_dst->data[i] + offset;
         }
-- 
2.45.2

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[FFmpeg-devel] [PATCH 6/6] avfilter/af_aderivative: Free out on error

[Michael Niedermayer]

Fixes: CID1197065 Resource leak

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavfilter/af_aderivative.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/af_aderivative.c b/libavfilter/af_aderivative.c
index eeaa23ff88d..4883972dcf1 100644
--- a/libavfilter/af_aderivative.c
+++ b/libavfilter/af_aderivative.c
@@ -126,6 +126,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
         s->prev = ff_get_audio_buffer(inlink, 1);
         if (!s->prev) {
             av_frame_free(&in);
+            av_frame_free(&out);
             return AVERROR(ENOMEM);
         }
     }
-- 
2.45.2

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Re: [FFmpeg-devel] [PATCH 1/6] avutil/hwcontext_d3d11va: correct sizeof AVD3D11FrameDescriptor

[Michael Niedermayer]

[-- Attachment #1.1: Type: text/plain, Size: 1758 bytes --]

Hi Steve

you are listed as maintainer for d3d11va, there are some trivial patches in
this patchset that i cannot easily test

can you either apply/approve/reject/test/review them

thx

On Sun, Jun 09, 2024 at 05:47:41PM +0200, Michael Niedermayer wrote:
> Fixes: CID1591909 Wrong sizeof argument
> 
> Sponsored-by: Sovereign Tech Fund
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libavutil/hwcontext_d3d11va.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
> index 8963c9fc85b..c04ab01a282 100644
> --- a/libavutil/hwcontext_d3d11va.c
> +++ b/libavutil/hwcontext_d3d11va.c
> @@ -202,7 +202,7 @@ static AVBufferRef *wrap_texture_buf(AVHWFramesContext *ctx, ID3D11Texture2D *te
>      desc->texture = tex;
>      desc->index   = index;
>  
> -    buf = av_buffer_create((uint8_t *)desc, sizeof(desc), free_texture, tex, 0);
> +    buf = av_buffer_create((uint8_t *)desc, sizeof(*desc), free_texture, tex, 0);
>      if (!buf) {
>          ID3D11Texture2D_Release(tex);
>          av_free(desc);
> -- 
> 2.45.2
> 
> _______________________________________________
> 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".
> 

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

If the United States is serious about tackling the national security threats 
related to an insecure 5G network, it needs to rethink the extent to which it
values corporate profits and government espionage over security.-Bruce Schneier

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Re: [FFmpeg-devel] [PATCH 5/6] swscale/swscale: Use ptrdiff_t for linesize computations

[Michael Niedermayer]

[-- Attachment #1.1: Type: text/plain, Size: 630 bytes --]

Hi

will apply this and the next patch


On Sun, Jun 09, 2024 at 05:47:45PM +0200, Michael Niedermayer wrote:
> This is unlikely to make a difference
> 
> Fixes: CID1591896 Unintentional integer overflow
> Fixes: CID1591901 Unintentional integer overflow
> 
> Sponsored-by: Sovereign Tech Fund
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libswscale/swscale.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Observe your enemies, for they first find out your faults. -- Antisthenes

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Re: [FFmpeg-devel] [PATCH 1/6] avutil/hwcontext_d3d11va: correct sizeof AVD3D11FrameDescriptor

[Steve Lhomme]

Hi Michael,

All the patches in that patches look good to me. You can apply.

Steve

On 07/07/2024 22:23, Michael Niedermayer wrote:
> Hi Steve
> 
> you are listed as maintainer for d3d11va, there are some trivial patches in
> this patchset that i cannot easily test
> 
> can you either apply/approve/reject/test/review them
> 
> thx
> 
> On Sun, Jun 09, 2024 at 05:47:41PM +0200, Michael Niedermayer wrote:
>> Fixes: CID1591909 Wrong sizeof argument
>>
>> Sponsored-by: Sovereign Tech Fund
>> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
>> ---
>>   libavutil/hwcontext_d3d11va.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/libavutil/hwcontext_d3d11va.c b/libavutil/hwcontext_d3d11va.c
>> index 8963c9fc85b..c04ab01a282 100644
>> --- a/libavutil/hwcontext_d3d11va.c
>> +++ b/libavutil/hwcontext_d3d11va.c
>> @@ -202,7 +202,7 @@ static AVBufferRef *wrap_texture_buf(AVHWFramesContext *ctx, ID3D11Texture2D *te
>>       desc->texture = tex;
>>       desc->index   = index;
>>   
>> -    buf = av_buffer_create((uint8_t *)desc, sizeof(desc), free_texture, tex, 0);
>> +    buf = av_buffer_create((uint8_t *)desc, sizeof(*desc), free_texture, tex, 0);
>>       if (!buf) {
>>           ID3D11Texture2D_Release(tex);
>>           av_free(desc);
>> -- 
>> 2.45.2
>>
>> _______________________________________________
>> 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".
>>
> 
> -- 
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
> 
> If the United States is serious about tackling the national security threats
> related to an insecure 5G network, it needs to rethink the extent to which it
> values corporate profits and government espionage over security.-Bruce Schneier
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Re: [FFmpeg-devel] [PATCH 1/6] avutil/hwcontext_d3d11va: correct sizeof AVD3D11FrameDescriptor

[Michael Niedermayer]

[-- Attachment #1.1: Type: text/plain, Size: 346 bytes --]

On Mon, Jul 08, 2024 at 09:51:30AM +0200, Steve Lhomme wrote:
> Hi Michael,
> 
> All the patches in that patches look good to me. You can apply.

will apply

thx


[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Opposition brings concord. Out of discord comes the fairest harmony.
-- Heraclitus

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