[FFmpeg-cvslog] img2dec: add support for piped SVG demuxing

Rostislav Pehlivanov git at videolan.org
Tue May 16 13:44:12 EEST 2017


ffmpeg | branch: master | Rostislav Pehlivanov <atomnuker at gmail.com> | Mon May  8 05:00:41 2017 +0100| [f68ea92833474d7f0e493c6009eb533cb9c8bc90] | committer: Rostislav Pehlivanov

img2dec: add support for piped SVG demuxing

Only checks the extension and MIME type, since determining whether
a file is SVG is difficult since they're just XML files.

Signed-off-by: Rostislav Pehlivanov <atomnuker at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f68ea92833474d7f0e493c6009eb533cb9c8bc90
---

 libavformat/Makefile     |  1 +
 libavformat/allformats.c |  1 +
 libavformat/img2dec.c    | 20 ++++++++++++++++++++
 3 files changed, 22 insertions(+)

diff --git a/libavformat/Makefile b/libavformat/Makefile
index 4e169fdce5..bfba0c1cb4 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -237,6 +237,7 @@ OBJS-$(CONFIG_IMAGE_PPM_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_PSD_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_QDRAW_PIPE_DEMUXER)   += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_SGI_PIPE_DEMUXER)     += img2dec.o img2.o
+OBJS-$(CONFIG_IMAGE_SVG_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_SUNRAST_PIPE_DEMUXER) += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_TIFF_PIPE_DEMUXER)    += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_WEBP_PIPE_DEMUXER)    += img2dec.o img2.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 09e62c3cfc..62661d14a4 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -369,6 +369,7 @@ static void register_all(void)
     REGISTER_DEMUXER (IMAGE_PSD_PIPE,        image_psd_pipe);
     REGISTER_DEMUXER (IMAGE_QDRAW_PIPE,      image_qdraw_pipe);
     REGISTER_DEMUXER (IMAGE_SGI_PIPE,        image_sgi_pipe);
+    REGISTER_DEMUXER (IMAGE_SVG_PIPE,        image_svg_pipe);
     REGISTER_DEMUXER (IMAGE_SUNRAST_PIPE,    image_sunrast_pipe);
     REGISTER_DEMUXER (IMAGE_TIFF_PIPE,       image_tiff_pipe);
     REGISTER_DEMUXER (IMAGE_WEBP_PIPE,       image_webp_pipe);
diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index b454071168..1d532e9343 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -971,6 +971,26 @@ AVInputFormat ff_image_ ## imgname ## _pipe_demuxer = {\
     .raw_codec_id   = codecid,\
 };
 
+static const AVClass svg_class = {
+    .class_name = "svg demuxer",
+    .item_name  = av_default_item_name,
+    .option     = ff_img_options,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+AVInputFormat ff_image_svg_pipe_demuxer = {
+    .name           = "svg_pipe",
+    .long_name      = NULL_IF_CONFIG_SMALL("piped svg sequence"),
+    .priv_data_size = sizeof(VideoDemuxData),
+    .read_header    = ff_img_read_header,
+    .read_packet    = ff_img_read_packet,
+    .priv_class     = &svg_class,
+    .mime_type      = "image/svg+xml",
+    .extensions     = "svg,svgz",
+    .flags          = AVFMT_GENERIC_INDEX,
+    .raw_codec_id   = AV_CODEC_ID_SVG,
+};
+
 IMAGEAUTO_DEMUXER(bmp,     AV_CODEC_ID_BMP)
 IMAGEAUTO_DEMUXER(dds,     AV_CODEC_ID_DDS)
 IMAGEAUTO_DEMUXER(dpx,     AV_CODEC_ID_DPX)



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