[vlc-commits] directx_va: make surface_count unsigned

[Steve Lhomme]

vlc | branch: master | Steve Lhomme <robux4 at videolabs.io> | Wed Jun 21 10:50:34 2017 +0200| [1b894f8795aee82f3f922071350e808035768d19] | committer: Jean-Baptiste Kempf

directx_va: make surface_count unsigned

This is what libavcodec uses anyway.

Signed-off-by: Jean-Baptiste Kempf <jb at videolan.org>

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=1b894f8795aee82f3f922071350e808035768d19
---

 modules/codec/avcodec/d3d11va.c    | 4 ++--
 modules/codec/avcodec/directx_va.c | 8 ++++----
 modules/codec/avcodec/directx_va.h | 2 +-
 modules/codec/avcodec/dxva2.c      | 6 +++---
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/modules/codec/avcodec/d3d11va.c b/modules/codec/avcodec/d3d11va.c
index f51b741c4f..4f903bf6f8 100644
--- a/modules/codec/avcodec/d3d11va.c
+++ b/modules/codec/avcodec/d3d11va.c
@@ -893,7 +893,7 @@ static int DxCreateDecoderSurfaces(vlc_va_t *va, int codec_id, const video_forma
             return VLC_EGENERIC;
         }
 
-        int surface_count = dx_sys->surface_count;
+        unsigned surface_count = dx_sys->surface_count;
         for (dx_sys->surface_count = 0; dx_sys->surface_count < surface_count; dx_sys->surface_count++) {
             sys->extern_pics[dx_sys->surface_count] = NULL;
             viewDesc.Texture2D.ArraySlice = dx_sys->surface_count;
@@ -997,7 +997,7 @@ static void DxDestroySurfaces(vlc_va_t *va)
         ID3D11Resource_Release(p_texture);
         ID3D11Resource_Release(p_texture);
     }
-    for (int i = 0; i < dx_sys->surface_count; i++)
+    for (unsigned i = 0; i < dx_sys->surface_count; i++)
     {
         ID3D11VideoDecoderOutputView_Release( dx_sys->hw_surface[i] );
         for (int j = 0; j < D3D11_MAX_SHADER_VIEW; j++)
diff --git a/modules/codec/avcodec/directx_va.c b/modules/codec/avcodec/directx_va.c
index 49112f6bdf..5e4b849899 100644
--- a/modules/codec/avcodec/directx_va.c
+++ b/modules/codec/avcodec/directx_va.c
@@ -281,7 +281,7 @@ char *directx_va_GetDecoderName(const GUID *guid)
 int directx_va_Setup(vlc_va_t *va, directx_sys_t *dx_sys, AVCodecContext *avctx)
 {
     int surface_alignment = 16;
-    int surface_count = 2;
+    unsigned surface_count = 2;
 
     if (dx_sys->width == avctx->coded_width && dx_sys->height == avctx->coded_height
      && dx_sys->decoder != NULL)
@@ -349,7 +349,7 @@ int directx_va_Setup(vlc_va_t *va, directx_sys_t *dx_sys, AVCodecContext *avctx)
                   dx_sys->surface_width, dx_sys->surface_height,
                   avctx->coded_width, avctx->coded_height);
 
-    for (int i = 0; i < dx_sys->surface_count; i++) {
+    for (unsigned i = 0; i < dx_sys->surface_count; i++) {
         vlc_va_surface_t *surface = malloc(sizeof(*surface));
         if (unlikely(surface==NULL))
         {
@@ -370,7 +370,7 @@ void DestroyVideoDecoder(vlc_va_t *va, directx_sys_t *dx_sys)
 {
     dx_sys->pf_destroy_surfaces(va);
 
-    for (int i = 0; i < dx_sys->surface_count; i++)
+    for (unsigned i = 0; i < dx_sys->surface_count; i++)
     {
         IUnknown_Release( dx_sys->hw_surface[i] );
         directx_va_Release(dx_sys->surface[i]);
@@ -381,7 +381,7 @@ void DestroyVideoDecoder(vlc_va_t *va, directx_sys_t *dx_sys)
 
 static vlc_va_surface_t *GetSurface(directx_sys_t *dx_sys)
 {
-    for (int i = 0; i < dx_sys->surface_count; i++) {
+    for (unsigned i = 0; i < dx_sys->surface_count; i++) {
         vlc_va_surface_t *surface = dx_sys->surface[i];
         uintptr_t expected = 1;
 
diff --git a/modules/codec/avcodec/directx_va.h b/modules/codec/avcodec/directx_va.h
index 65e53c78f7..5596864482 100644
--- a/modules/codec/avcodec/directx_va.h
+++ b/modules/codec/avcodec/directx_va.h
@@ -76,7 +76,7 @@ typedef struct
     D3D_DecoderType        *decoder;
 
     /* */
-    int          surface_count;
+    unsigned     surface_count;
     int          surface_width;
     int          surface_height;
 
diff --git a/modules/codec/avcodec/dxva2.c b/modules/codec/avcodec/dxva2.c
index e59622417a..4632a7b03e 100644
--- a/modules/codec/avcodec/dxva2.c
+++ b/modules/codec/avcodec/dxva2.c
@@ -677,7 +677,7 @@ static int DxCreateVideoDecoder(vlc_va_t *va, int codec_id, const video_format_t
                                                          NULL);
     if (FAILED(hr)) {
         msg_Err(va, "extra buffer impossible, avoid a crash (hr=0x%0lx)", hr);
-        for (int i = 0; i < sys->surface_count; i++)
+        for (unsigned i = 0; i < sys->surface_count; i++)
             IDirect3DSurface9_Release( sys->hw_surface[i] );
         sys->surface_count = 0;
         return VLC_EGENERIC;
@@ -721,7 +721,7 @@ static int DxCreateVideoDecoder(vlc_va_t *va, int codec_id, const video_format_t
                                                                     &cfg_count,
                                                                     &cfg_list))) {
         msg_Err(va, "IDirectXVideoDecoderService_GetDecoderConfigurations failed");
-        for (int i = 0; i < sys->surface_count; i++)
+        for (unsigned i = 0; i < sys->surface_count; i++)
             IDirect3DSurface9_Release( sys->hw_surface[i] );
         sys->surface_count = 0;
         return VLC_EGENERIC;
@@ -769,7 +769,7 @@ static int DxCreateVideoDecoder(vlc_va_t *va, int codec_id, const video_format_t
                                                               sys->surface_count,
                                                               &decoder))) {
         msg_Err(va, "IDirectXVideoDecoderService_CreateVideoDecoder failed");
-        for (int i = 0; i < sys->surface_count; i++)
+        for (unsigned i = 0; i < sys->surface_count; i++)
             IDirect3DSurface9_Release( sys->hw_surface[i] );
         sys->surface_count = 0;
         return VLC_EGENERIC;