1 files changed, 138 insertions, 0 deletions
diff --git a/demos/plplay.h b/demos/plplay.h
new file mode 100644
index 0000000..2036562
--- /dev/null
+++ b/demos/plplay.h
@@ -0,0 +1,138 @@
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
+
+#include <libplacebo/options.h>
+#include <libplacebo/utils/frame_queue.h>
+
+#include "common.h"
+#include "pl_thread.h"
+
+#define MAX_FRAME_PASSES 256
+#define MAX_BLEND_PASSES 8
+#define MAX_BLEND_FRAMES 8
+
+enum {
+    ZOOM_PAD = 0,
+    ZOOM_CROP,
+    ZOOM_STRETCH,
+    ZOOM_FIT,
+    ZOOM_RAW,
+    ZOOM_400,
+    ZOOM_200,
+    ZOOM_100,
+    ZOOM_50,
+    ZOOM_25,
+    ZOOM_COUNT,
+};
+
+struct plplay_args {
+    const struct pl_render_params *preset;
+    enum pl_log_level verbosity;
+    const char *window_impl;
+    const char *filename;
+    bool hwdec;
+};
+
+bool parse_args(struct plplay_args *args, int argc, char *argv[]);
+
+struct plplay {
+    struct plplay_args args;
+    struct window *win;
+    struct ui *ui;
+    char cache_file[512];
+
+    // libplacebo
+    pl_log log;
+    pl_renderer renderer;
+    pl_queue queue;
+    pl_cache cache;
+
+    // libav*
+    AVFormatContext *format;
+    AVCodecContext *codec;
+    const AVStream *stream; // points to first video stream of `format`
+    pl_thread decoder_thread;
+    bool decoder_thread_created;
+    bool exit_thread;
+
+    // settings / ui state
+    pl_options opts;
+    pl_rotation target_rot;
+    int target_zoom;
+    bool colorspace_hint;
+    bool colorspace_hint_dynamic;
+    bool ignore_dovi;
+    bool toggle_fullscreen;
+    bool advanced_scalers;
+
+    bool target_override; // if false, fields below are ignored
+    struct pl_color_repr force_repr;
+    enum pl_color_primaries force_prim;
+    enum pl_color_transfer force_trc;
+    struct pl_hdr_metadata force_hdr;
+    bool force_hdr_enable;
+    bool fps_override;
+    float fps;
+
+    // ICC profile
+    pl_icc_object icc;
+    char *icc_name;
+    bool use_icc_luma;
+    bool force_bpc;
+
+    // custom shaders
+    const struct pl_hook **shader_hooks;
+    char **shader_paths;
+    size_t shader_num;
+    size_t shader_size;
+
+    // pass metadata
+    struct pl_dispatch_info blend_info[MAX_BLEND_FRAMES][MAX_BLEND_PASSES];
+    struct pl_dispatch_info frame_info[MAX_FRAME_PASSES];
+    int num_frame_passes;
+    int num_blend_passes[MAX_BLEND_FRAMES];
+
+    // playback statistics
+    struct {
+        _Atomic uint32_t decoded;
+        uint32_t rendered;
+        uint32_t mapped;
+        uint32_t dropped;
+        uint32_t missed;
+        uint32_t stalled;
+        double missed_ms;
+        double stalled_ms;
+        double current_pts;
+
+        struct timing {
+            double sum, sum2, peak;
+            uint64_t count;
+        } acquire, update, render, draw_ui, sleep, submit, swap,
+          vsync_interval, pts_interval;
+    } stats;
+};
+
+void update_settings(struct plplay *p, const struct pl_frame *target);
+
+static inline void apply_csp_overrides(struct plplay *p, struct pl_color_space *csp)
+{
+    if (p->force_prim) {
+        csp->primaries = p->force_prim;
+        csp->hdr.prim = *pl_raw_primaries_get(csp->primaries);
+    }
+    if (p->force_trc)
+        csp->transfer = p->force_trc;
+    if (p->force_hdr_enable) {
+        struct pl_hdr_metadata fix = p->force_hdr;
+        fix.prim = csp->hdr.prim;
+        csp->hdr = fix;
+    } else if (p->colorspace_hint_dynamic) {
+        pl_color_space_nominal_luma_ex(pl_nominal_luma_params(
+            .color      = csp,
+            .metadata   = PL_HDR_METADATA_ANY,
+            .scaling    = PL_HDR_NITS,
+            .out_min    = &csp->hdr.min_luma,
+            .out_max    = &csp->hdr.max_luma,
+        ));
+    }
+}