diff --git a/gst-libs/gst/codecparsers/gsth264parser.c b/gst-libs/gst/codecparsers/gsth264parser.c index 0aab994308..625b6f5259 100644 --- a/gst-libs/gst/codecparsers/gsth264parser.c +++ b/gst-libs/gst/codecparsers/gsth264parser.c @@ -1052,6 +1052,30 @@ error: return GST_H264_PARSER_ERROR; } +/* Parse SEI stereo_video_info() message */ +static GstH264ParserResult +gst_h264_parser_parse_stereo_video_info (GstH264NalParser * nalparser, + GstH264StereoVideoInfo * info, NalReader * nr) +{ + GST_DEBUG ("parsing \"Stereo Video info\""); + + READ_UINT8 (nr, info->field_views_flag, 1); + if (info->field_views_flag) { + READ_UINT8 (nr, info->top_field_is_left_view_flag, 1); + } else { + READ_UINT8 (nr, info->current_frame_is_left_view_flag, 1); + READ_UINT8 (nr, info->next_frame_is_second_view_flag, 1); + } + READ_UINT8 (nr, info->left_view_self_contained_flag, 1); + READ_UINT8 (nr, info->right_view_self_contained_flag, 1); + + return GST_H264_PARSER_OK; + +error: + GST_WARNING ("error parsing \"Stereo Video info\""); + return GST_H264_PARSER_ERROR; +} + static GstH264ParserResult gst_h264_parser_parse_sei_message (GstH264NalParser * nalparser, NalReader * nr, GstH264SEIMessage * sei) @@ -1097,6 +1121,10 @@ gst_h264_parser_parse_sei_message (GstH264NalParser * nalparser, res = gst_h264_parser_parse_recovery_point (nalparser, &sei->payload.recovery_point, nr); break; + case GST_H264_SEI_STEREO_VIDEO_INFO: + res = gst_h264_parser_parse_stereo_video_info (nalparser, + &sei->payload.stereo_video_info, nr); + break; default: /* Just consume payloadSize bytes, which does not account for emulation prevention bytes */ diff --git a/gst-libs/gst/codecparsers/gsth264parser.h b/gst-libs/gst/codecparsers/gsth264parser.h index 3028a8f40f..4af62676a8 100644 --- a/gst-libs/gst/codecparsers/gsth264parser.h +++ b/gst-libs/gst/codecparsers/gsth264parser.h @@ -184,6 +184,7 @@ typedef enum GST_H264_SEI_BUF_PERIOD = 0, GST_H264_SEI_PIC_TIMING = 1, GST_H264_SEI_RECOVERY_POINT = 6, + GST_H264_SEI_STEREO_VIDEO_INFO = 21 /* and more... */ } GstH264SEIPayloadType; @@ -261,6 +262,7 @@ typedef struct _GstH264ClockTimestamp GstH264ClockTimestamp; typedef struct _GstH264PicTiming GstH264PicTiming; typedef struct _GstH264BufferingPeriod GstH264BufferingPeriod; typedef struct _GstH264RecoveryPoint GstH264RecoveryPoint; +typedef struct _GstH264StereoVideoInfo GstH264StereoVideoInfo; typedef struct _GstH264SEIMessage GstH264SEIMessage; /** @@ -842,6 +844,16 @@ struct _GstH264ClockTimestamp guint32 time_offset; }; +struct _GstH264StereoVideoInfo +{ + guint8 field_views_flag; + guint8 top_field_is_left_view_flag; + guint8 current_frame_is_left_view_flag; + guint8 next_frame_is_second_view_flag; + guint8 left_view_self_contained_flag; + guint8 right_view_self_contained_flag; +}; + struct _GstH264PicTiming { guint32 cpb_removal_delay; @@ -884,6 +896,7 @@ struct _GstH264SEIMessage GstH264BufferingPeriod buffering_period; GstH264PicTiming pic_timing; GstH264RecoveryPoint recovery_point; + GstH264StereoVideoInfo stereo_video_info; /* ... could implement more */ } payload; }; diff --git a/gst/videoparsers/gsth264parse.c b/gst/videoparsers/gsth264parse.c index 6c4a146e8b..c9e9755aed 100644 --- a/gst/videoparsers/gsth264parse.c +++ b/gst/videoparsers/gsth264parse.c @@ -528,6 +528,12 @@ gst_h264_parse_process_sei (GstH264Parse * h264parse, GstH264NalUnit * nalu) sei.payload.recovery_point.broken_link_flag, sei.payload.recovery_point.changing_slice_group_idc); break; + + /* Additional messages that are not innerly useful to the + * element but for debugging purposes */ + case GST_H264_SEI_STEREO_VIDEO_INFO: + GST_LOG_OBJECT (h264parse, "stereo video information message"); + break; } } g_array_free (messages, TRUE);