Initial video player setup (playing a video with local config and gpu acceleration and window embedding)

1 files changed, 120 insertions, 0 deletions

diff --git a/video_player/src/main.cpp b/video_player/src/main.cpp
new file mode 100644
index 0000000..3a06f92
--- /dev/null
+++ b/video_player/src/main.cpp
@@ -0,0 +1,120 @@
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#include <mpv/client.h>
+
+static void usage() {
+    fprintf(stderr, "usage: quickmedia-video-player [--wid <window_id>] <file>\n");
+    fprintf(stderr, "  --wid <window_id>    The window to embed the video player into. Optional\n");
+    fprintf(stderr, "examples:\n");
+    fprintf(stderr, "  quickmedia-video-player video.mp4\n");
+    fprintf(stderr, "  quickmedia-video-player --wid 30481231 video.mp4\n");
+    exit(1);
+}
+
+static bool string_to_long(const char *str, long &result) {
+    errno = 0;
+    char *endptr = NULL;
+    result = strtol(str, &endptr, 0);
+    return endptr != str && errno == 0;
+}
+
+static inline void check_error(int status) {
+    if (status < 0) {
+        fprintf(stderr, "mpv API error: %s\n", mpv_error_string(status));
+        exit(2);
+    }
+}
+
+int main(int argc, char **argv) {
+    long wid_num = 0;
+    const char *wid = nullptr;
+    const char *file_to_play = nullptr;
+
+    for(int i = 1; i < argc; ++i) {
+        const char *arg = argv[i];
+        if(strcmp(arg, "--wid") == 0) {
+            if(wid) {
+                fprintf(stderr, "Error: option --wid was specified multiple times\n");
+                usage();
+            }
+
+            if(i + 1 == argc) {
+                fprintf(stderr, "Error: missing window id after option --wid\n");
+                usage();
+            }
+
+            wid = argv[i + 1];
+            ++i;
+        } else if(strcmp(arg, "--") == 0) {
+            if(i + 1 == argc) {
+                fprintf(stderr, "Error: missing file option after --\n");
+                usage();
+            } else if(i + 1 != argc - 1) {
+                fprintf(stderr, "Error: more than one option was specified after --\n");
+                usage();
+            }
+
+            file_to_play = argv[i + 1];
+            ++i;
+        } else if(strncmp(arg, "--", 2) == 0) {
+            fprintf(stderr, "Error: invalid option %s\n", arg);
+            usage();
+        } else {
+            if(file_to_play) {
+                fprintf(stderr, "Error: file option was specified multiple times\n");
+                usage();
+            }
+
+            file_to_play = arg;
+        }
+    }
+
+    if(!file_to_play) {
+        fprintf(stderr, "Error: missing file option\n");
+        usage();
+    }
+
+    if(wid) {
+        if(!string_to_long(wid, wid_num)) {
+            fprintf(stderr, "Error: invalid number %s was specified for option --wid\n", wid);
+            usage();
+        }
+    }
+
+    mpv_handle *ctx = mpv_create();
+    if (!ctx) {
+        printf("failed creating context\n");
+        return 1;
+    }
+
+    check_error(mpv_set_option_string(ctx, "input-default-bindings", "yes"));
+    check_error(mpv_set_option_string(ctx, "input-vo-keyboard", "yes"));
+    check_error(mpv_set_option_string(ctx, "osc", "yes"));
+    
+    check_error(mpv_set_option_string(ctx, "profile", "gpu-hq"));
+    check_error(mpv_set_option_string(ctx, "vo", "gpu"));
+    check_error(mpv_set_option_string(ctx, "hwdec", "auto"));
+    check_error(mpv_set_option_string(ctx, "config", "yes"));
+
+    if(wid)
+        check_error(mpv_set_option_string(ctx, "wid", wid));
+
+    check_error(mpv_initialize(ctx));
+
+    const char *cmd[] = { "loadfile", file_to_play, NULL };
+    check_error(mpv_command(ctx, cmd));
+
+    while (true) {
+        mpv_event *event = mpv_wait_event(ctx, 10000);
+        printf("event: %s\n", mpv_event_name(event->event_id));
+        if (event->event_id == MPV_EVENT_SHUTDOWN)
+            break;
+    }
+
+    mpv_terminate_destroy(ctx);
+    return 0;
+}