X-Git-Url: https://git.piment-noir.org/?p=deb_ffmpeg.git;a=blobdiff_plain;f=ffmpeg%2Flibavfilter%2Fvf_subtitles.c;h=be4c6a534dc1fa5af0521845ef9d739bef9fdc49;hp=4fa11744c4d3c5db67134fff5b663414a92e5c69;hb=f6fa7814ccfe3e76514b36cf04f5cd3cb657c8cf;hpb=2ba45a602cbfa7b771effba9b11bb4245c21bc00

diff --git a/ffmpeg/libavfilter/vf_subtitles.c b/ffmpeg/libavfilter/vf_subtitles.c
index 4fa1174..be4c6a5 100644
--- a/ffmpeg/libavfilter/vf_subtitles.c
+++ b/ffmpeg/libavfilter/vf_subtitles.c
@@ -55,6 +55,7 @@ typedef struct {
     uint8_t rgba_map[4];
     int     pix_step[4];       ///< steps per pixel for each plane of the main output
     int original_w, original_h;
+    int shaping;
     FFDrawContext draw;
 } AssContext;
 
@@ -68,19 +69,21 @@ typedef struct {
 
 /* libass supports a log level ranging from 0 to 7 */
 static const int ass_libavfilter_log_level_map[] = {
-    AV_LOG_QUIET,               /* 0 */
-    AV_LOG_PANIC,               /* 1 */
-    AV_LOG_FATAL,               /* 2 */
-    AV_LOG_ERROR,               /* 3 */
-    AV_LOG_WARNING,             /* 4 */
-    AV_LOG_INFO,                /* 5 */
-    AV_LOG_VERBOSE,             /* 6 */
-    AV_LOG_DEBUG,               /* 7 */
+    [0] = AV_LOG_FATAL,     /* MSGL_FATAL */
+    [1] = AV_LOG_ERROR,     /* MSGL_ERR */
+    [2] = AV_LOG_WARNING,   /* MSGL_WARN */
+    [3] = AV_LOG_WARNING,   /* <undefined> */
+    [4] = AV_LOG_INFO,      /* MSGL_INFO */
+    [5] = AV_LOG_INFO,      /* <undefined> */
+    [6] = AV_LOG_VERBOSE,   /* MSGL_V */
+    [7] = AV_LOG_DEBUG,     /* MSGL_DBG2 */
 };
 
 static void ass_log(int ass_level, const char *fmt, va_list args, void *ctx)
 {
-    int level = ass_libavfilter_log_level_map[ass_level];
+    const int ass_level_clip = av_clip(ass_level, 0,
+        FF_ARRAY_ELEMS(ass_libavfilter_log_level_map) - 1);
+    const int level = ass_libavfilter_log_level_map[ass_level_clip];
 
     av_vlog(ctx, level, fmt, args);
     av_log(ctx, level, "\n");
@@ -139,6 +142,8 @@ static int config_input(AVFilterLink *inlink)
     if (ass->original_w && ass->original_h)
         ass_set_aspect_ratio(ass->renderer, (double)inlink->w / inlink->h,
                              (double)ass->original_w / ass->original_h);
+    if (ass->shaping != -1)
+        ass_set_shaper(ass->renderer, ass->shaping);
 
     return 0;
 }
@@ -205,6 +210,10 @@ static const AVFilterPad ass_outputs[] = {
 
 static const AVOption ass_options[] = {
     COMMON_OPTIONS
+    {"shaping", "set shaping engine", OFFSET(shaping), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, FLAGS, "shaping_mode"},
+        {"auto", NULL,                 0, AV_OPT_TYPE_CONST, {.i64 = -1},                  INT_MIN, INT_MAX, FLAGS, "shaping_mode"},
+        {"simple",  "simple shaping",  0, AV_OPT_TYPE_CONST, {.i64 = ASS_SHAPING_SIMPLE},  INT_MIN, INT_MAX, FLAGS, "shaping_mode"},
+        {"complex", "complex shaping", 0, AV_OPT_TYPE_CONST, {.i64 = ASS_SHAPING_COMPLEX}, INT_MIN, INT_MAX, FLAGS, "shaping_mode"},
     {NULL},
 };