media-video/ffmpeg: fix building against libplacebo-6

Backports two commits from master that remove the offending
force_icc_lut field.

Closes: https://bugs.gentoo.org/910406
Closes: https://github.com/gentoo/gentoo/pull/31987
Signed-off-by: Peter Levine <plevine457@gmail.com>
Signed-off-by: Sam James <sam@gentoo.org>

2 files changed, 104 insertions, 0 deletions

diff --git a/media-video/ffmpeg/ffmpeg-6.0-r4.ebuild b/media-video/ffmpeg/ffmpeg-6.0-r4.ebuild
index d3ce1df53e9f..e4b90e3a7bf4 100644
--- a/media-video/ffmpeg/ffmpeg-6.0-r4.ebuild
+++ b/media-video/ffmpeg/ffmpeg-6.0-r4.ebuild
@@ -344,6 +344,7 @@ PATCHES=(
 	"${FILESDIR}"/${P}-DECLARE_ALIGNED.patch
 	"${FILESDIR}"/${PN}-5.1.2-get_cabac_inline_x86-32-bit.patch
 	"${FILESDIR}"/${P}-wint-conversion-vulkan.patch
+	"${FILESDIR}"/${P}-libplacebo-remove-deprecated-field.patch
 )
 
 MULTILIB_WRAPPED_HEADERS=(
diff --git a/media-video/ffmpeg/files/ffmpeg-6.0-libplacebo-remove-deprecated-field.patch b/media-video/ffmpeg/files/ffmpeg-6.0-libplacebo-remove-deprecated-field.patch
new file mode 100644
index 000000000000..ca05c1c56ea4
--- /dev/null
+++ b/media-video/ffmpeg/files/ffmpeg-6.0-libplacebo-remove-deprecated-field.patch
@@ -0,0 +1,103 @@
+Bug: https://bugs.gentoo.org/910406
+
+Backports the following two commits:
+  https://github.com/FFmpeg/FFmpeg/commit/11eca6018c40f5ebe6af93cbc4b4dce447d8b3bc
+  https://github.com/FFmpeg/FFmpeg/commit/1231003c3c6d4839a9e838d06f8e16ee7690958f
+
+--- a/doc/filters.texi
++++ b/doc/filters.texi
+@@ -16242,9 +16242,6 @@
+ @item disable_builtin
+ Disable built-in GPU sampling (forces LUT).
+ 
+-@item force_icc_lut
+-Force the use of a full ICC 3DLUT for gamut mapping.
+-
+ @item disable_fbos
+ Forcibly disable FBOs, resulting in loss of almost all functionality, but
+ offering the maximum possible speed.
+--- a/libavfilter/version_major.h
++++ b/libavfilter/version_major.h
+@@ -35,4 +35,6 @@
+  * the public API and may change, break or disappear at any time.
+  */
+ 
++#define FF_API_LIBPLACEBO_OPTS (LIBAVFILTER_VERSION_MAJOR < 10)
++
+ #endif /* AVFILTER_VERSION_MAJOR_H */
+--- a/libavfilter/vf_libplacebo.c
++++ b/libavfilter/vf_libplacebo.c
+@@ -97,7 +97,6 @@
+     float polar_cutoff;
+     int disable_linear;
+     int disable_builtin;
+-    int force_icc_lut;
+     int force_dither;
+     int disable_fbos;
+ 
+@@ -132,11 +131,15 @@
+     int inverse_tonemapping;
+     float crosstalk;
+     int tonemapping_lut_size;
++
++#if FF_API_LIBPLACEBO_OPTS
+     /* for backwards compatibility */
+     float desat_str;
+     float desat_exp;
+     int gamut_warning;
+     int gamut_clipping;
++    int force_icc_lut;
++#endif
+ 
+      /* pl_dither_params */
+     int dithering;
+@@ -380,6 +383,7 @@
+         pl_rect2df_aspect_set(&target.crop, aspect, s->pad_crop_ratio);
+     }
+ 
++#if FF_API_LIBPLACEBO_OPTS
+     /* backwards compatibility with older API */
+     if (!tonemapping_mode && (s->desat_str >= 0.0f || s->desat_exp >= 0.0f)) {
+         float str = s->desat_str < 0.0f ? 0.9f : s->desat_str;
+@@ -397,6 +401,7 @@
+         gamut_mode = PL_GAMUT_WARN;
+     if (s->gamut_clipping)
+         gamut_mode = PL_GAMUT_DESATURATE;
++#endif
+ 
+     /* Update render params */
+     params = (struct pl_render_params) {
+@@ -458,7 +463,6 @@
+         .polar_cutoff = s->polar_cutoff,
+         .disable_linear_scaling = s->disable_linear,
+         .disable_builtin_scalers = s->disable_builtin,
+-        .force_icc_lut = s->force_icc_lut,
+         .force_dither = s->force_dither,
+         .disable_fbos = s->disable_fbos,
+     };
+@@ -818,11 +822,14 @@
+     { "inverse_tonemapping", "Inverse tone mapping (range expansion)", OFFSET(inverse_tonemapping), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
+     { "tonemapping_crosstalk", "Crosstalk factor for tone-mapping", OFFSET(crosstalk), AV_OPT_TYPE_FLOAT, {.dbl = 0.04}, 0.0, 0.30, DYNAMIC },
+     { "tonemapping_lut_size", "Tone-mapping LUT size", OFFSET(tonemapping_lut_size), AV_OPT_TYPE_INT, {.i64 = 256}, 2, 1024, DYNAMIC },
++
++#if FF_API_LIBPLACEBO_OPTS
+     /* deprecated options for backwards compatibility, defaulting to -1 to not override the new defaults */
+     { "desaturation_strength", "Desaturation strength", OFFSET(desat_str), AV_OPT_TYPE_FLOAT, {.dbl = -1.0}, -1.0, 1.0, DYNAMIC | AV_OPT_FLAG_DEPRECATED },
+     { "desaturation_exponent", "Desaturation exponent", OFFSET(desat_exp), AV_OPT_TYPE_FLOAT, {.dbl = -1.0}, -1.0, 10.0, DYNAMIC | AV_OPT_FLAG_DEPRECATED },
+     { "gamut_warning", "Highlight out-of-gamut colors", OFFSET(gamut_warning), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC | AV_OPT_FLAG_DEPRECATED },
+     { "gamut_clipping", "Enable colorimetric gamut clipping", OFFSET(gamut_clipping), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC | AV_OPT_FLAG_DEPRECATED },
++#endif
+ 
+     { "dithering", "Dither method to use", OFFSET(dithering), AV_OPT_TYPE_INT, {.i64 = PL_DITHER_BLUE_NOISE}, -1, PL_DITHER_METHOD_COUNT - 1, DYNAMIC, "dither" },
+         { "none", "Disable dithering", 0, AV_OPT_TYPE_CONST, {.i64 = -1}, 0, 0, STATIC, "dither" },
+@@ -847,7 +854,9 @@
+     { "polar_cutoff", "Polar LUT cutoff", OFFSET(polar_cutoff), AV_OPT_TYPE_FLOAT, {.dbl = 0}, 0.0, 1.0, DYNAMIC },
+     { "disable_linear", "Disable linear scaling", OFFSET(disable_linear), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
+     { "disable_builtin", "Disable built-in scalers", OFFSET(disable_builtin), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
+-    { "force_icc_lut", "Force the use of a full ICC 3DLUT for color mapping", OFFSET(force_icc_lut), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
++#if FF_API_LIBPLACEBO_OPTS
++    { "force_icc_lut", "Deprecated, does nothing", OFFSET(force_icc_lut), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC | AV_OPT_FLAG_DEPRECATED },
++#endif
+     { "force_dither", "Force dithering", OFFSET(force_dither), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
+     { "disable_fbos", "Force-disable FBOs", OFFSET(disable_fbos), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, DYNAMIC },
+     { NULL },