File vlc-libplacebo-5.patch of Package 15.6-vlc

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File vlc-libplacebo-5.patch of Package 15.6-vlc

From efbb1fdbc4420365b3ffd22e55dd27ad520037c7 Mon Sep 17 00:00:00 2001
From: Niklas Haas <git@haasn.dev>
Date: Sat, 16 Jul 2022 14:41:13 +0200
Subject: [PATCH] opengl: port to libplacebo v4 API

These v3.x APIs will be removed in v5.x. Fortunately, the new APIs are a
near drop-in replacement, so the change was minimal. Only the error
handling was cleaned up slightly.
---
 modules/video_output/opengl/converter.h        | 18 ++++++++++--------
 modules/video_output/opengl/fragment_shaders.c |  4 ++--
 modules/video_output/opengl/vout_helper.c      | 14 +++++++-------
 3 files changed, 19 insertions(+), 17 deletions(-)

diff --git a/modules/video_output/opengl/converter.h b/modules/video_output/opengl/converter.h
index 7000e1f38e..cb8e593a9a 100644
--- a/modules/video_output/opengl/converter.h
+++ b/modules/video_output/opengl/converter.h
@@ -52,6 +52,11 @@
 # endif
 #endif
 
+#ifdef HAVE_LIBPLACEBO
+# include <libplacebo/log.h>
+# include <libplacebo/shaders.h>
+#endif
+
 #define VLCGL_PICTURE_MAX 128
 
 #ifndef GL_TEXTURE_RECTANGLE
@@ -253,10 +258,6 @@ static inline bool HasExtension(const char *apis, const char *api)
     return false;
 }
 
-struct pl_context;
-struct pl_shader;
-struct pl_shader_res;
-
 /*
  * Structure that is filled by "glhw converter" module probe function
  * The implementation should initialize every members of the struct that are
@@ -272,8 +273,12 @@ struct opengl_tex_converter_t
     /* Pointer to object gl, set by the caller */
     vlc_gl_t *gl;
 
+#ifdef HAVE_LIBPLACEBO
     /* libplacebo context, created by the caller (optional) */
-    struct pl_context *pl_ctx;
+    pl_log pl_log;
+    pl_shader pl_sh;
+    const struct pl_shader_res *pl_sh_res;
+#endif
 
     /* Function pointers to OpenGL functions, set by the caller */
     const opengl_vtable_t *vt;
@@ -337,9 +342,6 @@ struct opengl_tex_converter_t
     bool yuv_color;
     GLfloat yuv_coefficients[16];
 
-    struct pl_shader *pl_sh;
-    const struct pl_shader_res *pl_sh_res;
-
     /* Private context */
     void *priv;
 
diff --git a/modules/video_output/opengl/fragment_shaders.c b/modules/video_output/opengl/fragment_shaders.c
index 2246e33afd..16380335cc 100644
--- a/modules/video_output/opengl/fragment_shaders.c
+++ b/modules/video_output/opengl/fragment_shaders.c
@@ -611,7 +611,7 @@ opengl_fragment_shader_init_impl(opengl_tex_converter_t *tc, GLenum tex_target,
 
 #ifdef HAVE_LIBPLACEBO
     if (tc->pl_sh) {
-        struct pl_shader *sh = tc->pl_sh;
+        pl_shader sh = tc->pl_sh;
         struct pl_color_map_params color_params = pl_color_map_default_params;
         color_params.intent = var_InheritInteger(tc->gl, "rendering-intent");
         color_params.tone_mapping_algo = var_InheritInteger(tc->gl, "tone-mapping");
@@ -634,7 +634,7 @@ opengl_fragment_shader_init_impl(opengl_tex_converter_t *tc, GLenum tex_target,
                 pl_color_space_from_video_format(&tc->fmt),
                 dst_space, NULL, false);
 
-        struct pl_shader_obj *dither_state = NULL;
+        pl_shader_obj dither_state = NULL;
         int method = var_InheritInteger(tc->gl, "dither-algo");
         if (method >= 0) {
 
diff --git a/modules/video_output/opengl/vout_helper.c b/modules/video_output/opengl/vout_helper.c
index 13d65e04c8..e971f5170b 100644
--- a/modules/video_output/opengl/vout_helper.c
+++ b/modules/video_output/opengl/vout_helper.c
@@ -570,8 +570,8 @@ opengl_deinit_program(vout_display_opengl_t *vgl, struct prgm *prgm)
 
 #ifdef HAVE_LIBPLACEBO
     FREENULL(tc->uloc.pl_vars);
-    if (tc->pl_ctx)
-        pl_context_destroy(&tc->pl_ctx);
+    pl_shader_free(&tc->pl_sh);
+    pl_log_destroy(&tc->pl_log);
 #endif
 
     vlc_object_release(tc);
@@ -622,21 +622,21 @@ opengl_init_program(vout_display_opengl_t *vgl, struct prgm *prgm,
     // create the main libplacebo context
     if (!subpics)
     {
-        tc->pl_ctx = pl_context_create(PL_API_VER, &(struct pl_context_params) {
+        tc->pl_log = pl_log_create(PL_API_VER, &(struct pl_log_params) {
             .log_cb    = log_cb,
             .log_priv  = tc,
             .log_level = PL_LOG_INFO,
         });
-        if (tc->pl_ctx) {
+        if (tc->pl_log) {
 #   if PL_API_VER >= 20
-            tc->pl_sh = pl_shader_alloc(tc->pl_ctx, &(struct pl_shader_params) {
+            tc->pl_sh = pl_shader_alloc(tc->pl_log, &(struct pl_shader_params) {
                 .glsl.version = tc->glsl_version,
                 .glsl.gles = tc->is_gles,
             });
 #   elif PL_API_VER >= 6
-            tc->pl_sh = pl_shader_alloc(tc->pl_ctx, NULL, 0);
+            tc->pl_sh = pl_shader_alloc(tc->pl_log, NULL, 0);
 #   else
-            tc->pl_sh = pl_shader_alloc(tc->pl_ctx, NULL, 0, 0);
+            tc->pl_sh = pl_shader_alloc(tc->pl_log, NULL, 0, 0);
 #   endif
         }
     }
-- 
2.38.1

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