diff mbox series

[FFmpeg-devel,2/3] lavc/dvdsubdec: Move palette parsing to new function

Message ID 20200203194231.2448-2-michael.kuron@gmail.com
State Accepted
Headers show
Series [FFmpeg-devel,1/3] doc: Fix typo for dvdsubdec
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Commit Message

Michael Kuron Feb. 3, 2020, 7:42 p.m. UTC
Signed-off-by: Michael Kuron <michael.kuron@gmail.com>
---
 libavcodec/Makefile    |  1 +
 libavcodec/dvdsub.c    | 33 +++++++++++++++++++++++++++++++++
 libavcodec/dvdsubdec.c | 22 ++++++----------------
 libavcodec/internal.h  |  2 ++
 4 files changed, 42 insertions(+), 16 deletions(-)
 create mode 100644 libavcodec/dvdsub.c

Comments

Michael Niedermayer Feb. 4, 2020, 11:12 p.m. UTC | #1
On Mon, Feb 03, 2020 at 08:42:30PM +0100, Michael Kuron wrote:
> Signed-off-by: Michael Kuron <michael.kuron@gmail.com>
> ---
>  libavcodec/Makefile    |  1 +
>  libavcodec/dvdsub.c    | 33 +++++++++++++++++++++++++++++++++
>  libavcodec/dvdsubdec.c | 22 ++++++----------------
>  libavcodec/internal.h  |  2 ++
>  4 files changed, 42 insertions(+), 16 deletions(-)
>  create mode 100644 libavcodec/dvdsub.c

will apply

thx

[...]
diff mbox series

Patch

diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3cd73fbcc6..ddc923304a 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -282,6 +282,7 @@  OBJS-$(CONFIG_DST_DECODER)             += dstdec.o dsd.o
 OBJS-$(CONFIG_DVBSUB_DECODER)          += dvbsubdec.o
 OBJS-$(CONFIG_DVBSUB_ENCODER)          += dvbsub.o
 OBJS-$(CONFIG_DVDSUB_DECODER)          += dvdsubdec.o
+OBJS-$(CONFIG_DVDSUB_DECODER)          += dvdsub.o
 OBJS-$(CONFIG_DVDSUB_ENCODER)          += dvdsubenc.o
 OBJS-$(CONFIG_DVAUDIO_DECODER)         += dvaudiodec.o
 OBJS-$(CONFIG_DVVIDEO_DECODER)         += dvdec.o dv.o dvdata.o
diff --git a/libavcodec/dvdsub.c b/libavcodec/dvdsub.c
new file mode 100644
index 0000000000..a03ff27754
--- /dev/null
+++ b/libavcodec/dvdsub.c
@@ -0,0 +1,33 @@ 
+/*
+ * DVD subtitle decoding/encoding
+ * Copyright (c) 2005 Fabrice Bellard
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "internal.h"
+#include "libavutil/avstring.h"
+#include <stdlib.h>
+
+void ff_dvdsub_parse_palette(uint32_t *palette, const char *p)
+{
+    for (int i = 0; i < 16; i++) {
+        palette[i] = strtoul(p, &p, 16);
+        while (*p == ',' || av_isspace(*p))
+            p++;
+    }
+}
diff --git a/libavcodec/dvdsubdec.c b/libavcodec/dvdsubdec.c
index 741ea9fd1e..bf49788e1b 100644
--- a/libavcodec/dvdsubdec.c
+++ b/libavcodec/dvdsubdec.c
@@ -27,7 +27,6 @@ 
 #include "libavutil/colorspace.h"
 #include "libavutil/opt.h"
 #include "libavutil/imgutils.h"
-#include "libavutil/avstring.h"
 #include "libavutil/bswap.h"
 
 typedef struct DVDSubContext
@@ -626,18 +625,6 @@  static int dvdsub_decode(AVCodecContext *avctx,
     return buf_size;
 }
 
-static void parse_palette(DVDSubContext *ctx, char *p)
-{
-    int i;
-
-    ctx->has_palette = 1;
-    for(i=0;i<16;i++) {
-        ctx->palette[i] = strtoul(p, &p, 16);
-        while(*p == ',' || av_isspace(*p))
-            p++;
-    }
-}
-
 static int parse_ifo_palette(DVDSubContext *ctx, char *p)
 {
     FILE *ifo;
@@ -719,7 +706,8 @@  static int dvdsub_parse_extradata(AVCodecContext *avctx)
             break;
 
         if (strncmp("palette:", data, 8) == 0) {
-            parse_palette(ctx, data + 8);
+            ctx->has_palette = 1;
+            ff_dvdsub_parse_palette(ctx->palette, data + 8);
         } else if (strncmp("size:", data, 5) == 0) {
             int w, h;
             if (sscanf(data + 5, "%dx%d", &w, &h) == 2) {
@@ -748,8 +736,10 @@  static av_cold int dvdsub_init(AVCodecContext *avctx)
 
     if (ctx->ifo_str)
         parse_ifo_palette(ctx, ctx->ifo_str);
-    if (ctx->palette_str)
-        parse_palette(ctx, ctx->palette_str);
+    if (ctx->palette_str) {
+        ctx->has_palette = 1;
+        ff_dvdsub_parse_palette(ctx->palette, ctx->palette_str);
+    }
     if (ctx->has_palette) {
         int i;
         av_log(avctx, AV_LOG_DEBUG, "palette:");
diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 5096ffa1d9..41281b1140 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -424,6 +424,8 @@  int64_t ff_guess_coded_bitrate(AVCodecContext *avctx);
 int ff_int_from_list_or_default(void *ctx, const char * val_name, int val,
                                 const int * array_valid_values, int default_value);
 
+void ff_dvdsub_parse_palette(uint32_t *palette, const char *p);
+
 #if defined(_WIN32) && CONFIG_SHARED && !defined(BUILDING_avcodec)
 #    define av_export_avcodec __declspec(dllimport)
 #else