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authorAurelien Jacobs <aurel@gnuage.org>2010-08-29 21:23:30 +0000
committerAurelien Jacobs <aurel@gnuage.org>2010-08-29 21:23:30 +0000
commite35070582e1be55ef502fbb0339472fdf8f35d89 (patch)
tree23e8bbe75b795de6f95d661060385c3986a0c4f1
parentc3ed4b2d38047153d992dee13b50148482aaaf6e (diff)
downloadffmpeg-e35070582e1be55ef502fbb0339472fdf8f35d89.tar.gz
move m4v demuxer to its own file
Originally committed as revision 24976 to svn://svn.ffmpeg.org/ffmpeg/trunk
-rw-r--r--libavformat/Makefile2
-rw-r--r--libavformat/m4vdec.c62
-rw-r--r--libavformat/raw.c43
3 files changed, 63 insertions, 44 deletions
diff --git a/libavformat/Makefile b/libavformat/Makefile
index a61f6b8076..401098ed0e 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -103,7 +103,7 @@ OBJS-$(CONFIG_ISS_DEMUXER) += iss.o
OBJS-$(CONFIG_IV8_DEMUXER) += iv8.o
OBJS-$(CONFIG_IVF_DEMUXER) += ivfdec.o riff.o
OBJS-$(CONFIG_LMLM4_DEMUXER) += lmlm4.o
-OBJS-$(CONFIG_M4V_DEMUXER) += raw.o
+OBJS-$(CONFIG_M4V_DEMUXER) += m4vdec.o raw.o
OBJS-$(CONFIG_M4V_MUXER) += raw.o
OBJS-$(CONFIG_MATROSKA_DEMUXER) += matroskadec.o matroska.o \
riff.o isom.o rmdec.o rm.o
diff --git a/libavformat/m4vdec.c b/libavformat/m4vdec.c
new file mode 100644
index 0000000000..21a2b5058b
--- /dev/null
+++ b/libavformat/m4vdec.c
@@ -0,0 +1,62 @@
+/*
+ * RAW MPEG-4 video demuxer
+ * Copyright (c) 2006 Thijs Vermeir <thijs.vermeir@barco.com>
+ *
+ * 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 "avformat.h"
+#include "raw.h"
+
+#define VISUAL_OBJECT_START_CODE 0x000001b5
+#define VOP_START_CODE 0x000001b6
+
+static int mpeg4video_probe(AVProbeData *probe_packet)
+{
+ uint32_t temp_buffer= -1;
+ int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
+ int i;
+
+ for(i=0; i<probe_packet->buf_size; i++){
+ temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
+ if ((temp_buffer & 0xffffff00) != 0x100)
+ continue;
+
+ if (temp_buffer == VOP_START_CODE) VOP++;
+ else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
+ else if (temp_buffer < 0x120) VO++;
+ else if (temp_buffer < 0x130) VOL++;
+ else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
+ && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
+ }
+
+ if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
+ return AVPROBE_SCORE_MAX/2;
+ return 0;
+}
+
+AVInputFormat m4v_demuxer = {
+ "m4v",
+ NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
+ 0,
+ mpeg4video_probe, /** probing for MPEG-4 data */
+ ff_raw_video_read_header,
+ ff_raw_read_partial_packet,
+ .flags= AVFMT_GENERIC_INDEX,
+ .extensions = "m4v",
+ .value = CODEC_ID_MPEG4,
+};
diff --git a/libavformat/raw.c b/libavformat/raw.c
index 33c6cdcdc1..3c59277147 100644
--- a/libavformat/raw.c
+++ b/libavformat/raw.c
@@ -241,35 +241,6 @@ int ff_raw_video_read_header(AVFormatContext *s,
}
#endif
-#if CONFIG_M4V_DEMUXER
-#define VISUAL_OBJECT_START_CODE 0x000001b5
-#define VOP_START_CODE 0x000001b6
-
-static int mpeg4video_probe(AVProbeData *probe_packet)
-{
- uint32_t temp_buffer= -1;
- int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
- int i;
-
- for(i=0; i<probe_packet->buf_size; i++){
- temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
- if ((temp_buffer & 0xffffff00) != 0x100)
- continue;
-
- if (temp_buffer == VOP_START_CODE) VOP++;
- else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
- else if (temp_buffer < 0x120) VO++;
- else if (temp_buffer < 0x130) VOL++;
- else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
- && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
- }
-
- if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
- return AVPROBE_SCORE_MAX/2;
- return 0;
-}
-#endif
-
#if CONFIG_H264_DEMUXER
static int h264_probe(AVProbeData *p)
{
@@ -735,20 +706,6 @@ AVOutputFormat cavsvideo_muxer = {
};
#endif
-#if CONFIG_M4V_DEMUXER
-AVInputFormat m4v_demuxer = {
- "m4v",
- NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
- 0,
- mpeg4video_probe, /** probing for MPEG-4 data */
- ff_raw_video_read_header,
- ff_raw_read_partial_packet,
- .flags= AVFMT_GENERIC_INDEX,
- .extensions = "m4v",
- .value = CODEC_ID_MPEG4,
-};
-#endif
-
#if CONFIG_M4V_MUXER
AVOutputFormat m4v_muxer = {
"m4v",