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cslg: Add Composition Shift Least Greatest Atom

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This simply add fourcc and dump function for the cslg Atom.

https://bugzilla.gnome.org/show_bug.cgi?id=751103
This commit is contained in:
Nicolas Dufresne 2015-06-17 15:19:47 -04:00
parent 8a406c9c38
commit d6e1e744a7
4 changed files with 26 additions and 0 deletions
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1
gst/isomp4/fourcc.h
View file

@ -102,6 +102,7 @@ G_BEGIN_DECLS
#define FOURCC_crgn GST_MAKE_FOURCC('c','r','g','n') #define FOURCC_crgn GST_MAKE_FOURCC('c','r','g','n')
#define FOURCC_ctab GST_MAKE_FOURCC('c','t','a','b') #define FOURCC_ctab GST_MAKE_FOURCC('c','t','a','b')
#define FOURCC_ctts GST_MAKE_FOURCC('c','t','t','s') #define FOURCC_ctts GST_MAKE_FOURCC('c','t','t','s')
#define FOURCC_cslg GST_MAKE_FOURCC('c','s','l','g')
#define FOURCC_dac3 GST_MAKE_FOURCC('d','a','c','3') #define FOURCC_dac3 GST_MAKE_FOURCC('d','a','c','3')
#define FOURCC_data GST_MAKE_FOURCC('d','a','t','a') #define FOURCC_data GST_MAKE_FOURCC('d','a','t','a')
#define FOURCC_dcom GST_MAKE_FOURCC('d','c','o','m') #define FOURCC_dcom GST_MAKE_FOURCC('d','c','o','m')

22
gst/isomp4/qtdemux_dump.c
View file

@ -521,6 +521,28 @@ qtdemux_dump_ctts (GstQTDemux * qtdemux, GstByteReader * data, int depth)
return TRUE; return TRUE;
} }
gboolean
qtdemux_dump_cslg (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint32 ver_flags = 0, shift = 0;
gint32 least_offset = 0, start_time = 0, end_time = 0;
if (!gst_byte_reader_get_uint32_be (data, &ver_flags) ||
!gst_byte_reader_get_uint32_be (data, &shift) ||
!gst_byte_reader_get_int32_be (data, &least_offset) ||
!gst_byte_reader_get_int32_be (data, &start_time) ||
!gst_byte_reader_get_int32_be (data, &end_time))
return FALSE;
GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags);
GST_LOG ("%*s shift: %u", depth, "", shift);
GST_LOG ("%*s least offset: %d", depth, "", least_offset);
GST_LOG ("%*s start time: %d", depth, "", start_time);
GST_LOG ("%*s end time: %d", depth, "", end_time);
return TRUE;
}
gboolean gboolean
qtdemux_dump_co64 (GstQTDemux * qtdemux, GstByteReader * data, int depth) qtdemux_dump_co64 (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{ {

2
gst/isomp4/qtdemux_dump.h
View file

@ -61,6 +61,8 @@ gboolean qtdemux_dump_cmvd (GstQTDemux * qtdemux, GstByteReader * data,
int depth); int depth);
gboolean qtdemux_dump_ctts (GstQTDemux * qtdemux, GstByteReader * data, gboolean qtdemux_dump_ctts (GstQTDemux * qtdemux, GstByteReader * data,
int depth); int depth);
gboolean qtdemux_dump_cslg (GstQTDemux * qtdemux, GstByteReader * data,
int depth);
gboolean qtdemux_dump_mfro (GstQTDemux * qtdemux, GstByteReader * data, gboolean qtdemux_dump_mfro (GstQTDemux * qtdemux, GstByteReader * data,
int depth); int depth);
gboolean qtdemux_dump_mfhd (GstQTDemux * qtdemux, GstByteReader * data, gboolean qtdemux_dump_mfhd (GstQTDemux * qtdemux, GstByteReader * data,

1
gst/isomp4/qtdemux_types.c
View file

@ -146,6 +146,7 @@ static const QtNodeType qt_node_types[] = {
{FOURCC_rdrf, "rdrf", 0,}, {FOURCC_rdrf, "rdrf", 0,},
{FOURCC__gen, "Custom Genre", QT_FLAG_CONTAINER,}, {FOURCC__gen, "Custom Genre", QT_FLAG_CONTAINER,},
{FOURCC_ctts, "Composition time to sample", 0, qtdemux_dump_ctts}, {FOURCC_ctts, "Composition time to sample", 0, qtdemux_dump_ctts},
{FOURCC_cslg, "Composition Shift Least Greatest", 0, qtdemux_dump_cslg},
{FOURCC_XiTh, "XiTh", 0}, {FOURCC_XiTh, "XiTh", 0},
{FOURCC_XdxT, "XdxT", 0}, {FOURCC_XdxT, "XdxT", 0},
{FOURCC_loci, "loci", 0}, {FOURCC_loci, "loci", 0},