/* * Copyright (C) 2017 Collabora Inc. * Author: Nicolas Dufresne * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "gstv4l2h264codec.h" #include #include "ext/v4l2-controls.h" static gint v4l2_profile_from_string (const gchar * profile) { gint v4l2_profile = -1; if (g_str_equal (profile, "baseline")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE; } else if (g_str_equal (profile, "constrained-baseline")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE; } else if (g_str_equal (profile, "main")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN; } else if (g_str_equal (profile, "extended")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED; } else if (g_str_equal (profile, "high")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH; } else if (g_str_equal (profile, "high-10")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10; } else if (g_str_equal (profile, "high-4:2:2")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422; } else if (g_str_equal (profile, "high-4:4:4")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE; } else if (g_str_equal (profile, "high-10-intra")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10_INTRA; } else if (g_str_equal (profile, "high-4:2:2-intra")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA; } else if (g_str_equal (profile, "high-4:4:4-intra")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_INTRA; } else if (g_str_equal (profile, "cavlc-4:4:4-intra")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CAVLC_444_INTRA; } else if (g_str_equal (profile, "scalable-baseline")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_BASELINE; } else if (g_str_equal (profile, "scalable-high")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH; } else if (g_str_equal (profile, "scalable-high-intra")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA; } else if (g_str_equal (profile, "stereo-high")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH; } else if (g_str_equal (profile, "multiview-high")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH; } else if (g_str_equal (profile, "constrained-high")) { v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH; } else { GST_WARNING ("Unsupported profile string '%s'", profile); } return v4l2_profile; } static const gchar * v4l2_profile_to_string (gint v4l2_profile) { switch (v4l2_profile) { case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE: return "baseline"; case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE: return "constrained-baseline"; case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN: return "main"; case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED: return "extended"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH: return "high"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10: return "high-10"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422: return "high-4:2:2"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE: return "high-4:4:4"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10_INTRA: return "high-10-intra"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA: return "high-4:2:2-intra"; case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_INTRA: return "high-4:4:4-intra"; case V4L2_MPEG_VIDEO_H264_PROFILE_CAVLC_444_INTRA: return "cavlc-4:4:4-intra"; case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_BASELINE: return "scalable-baseline"; case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH: return "scalable-high"; case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA: return "scalable-high-intra"; case V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH: return "stereo-high"; case V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH: return "multiview-high"; case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH: return "constrained-high"; default: GST_WARNING ("Unsupported V4L2 profile %i", v4l2_profile); break; } return NULL; } static gint v4l2_level_from_string (const gchar * level) { gint v4l2_level = -1; if (g_str_equal (level, "1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_0; else if (g_str_equal (level, "1b")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1B; else if (g_str_equal (level, "1.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_1; else if (g_str_equal (level, "1.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_2; else if (g_str_equal (level, "1.3")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_3; else if (g_str_equal (level, "2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_0; else if (g_str_equal (level, "2.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_1; else if (g_str_equal (level, "2.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_2; else if (g_str_equal (level, "3")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_0; else if (g_str_equal (level, "3.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_1; else if (g_str_equal (level, "3.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_2; else if (g_str_equal (level, "4")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_0; else if (g_str_equal (level, "4.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_1; else if (g_str_equal (level, "4.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_2; else if (g_str_equal (level, "5")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_0; else if (g_str_equal (level, "5.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_1; else if (g_str_equal (level, "5.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_2; else if (g_str_equal (level, "6")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_0; else if (g_str_equal (level, "6.1")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_1; else if (g_str_equal (level, "6.2")) v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_2; else GST_WARNING ("Unsupported level '%s'", level); return v4l2_level; } static const gchar * v4l2_level_to_string (gint v4l2_level) { switch (v4l2_level) { case V4L2_MPEG_VIDEO_H264_LEVEL_1_0: return "1"; case V4L2_MPEG_VIDEO_H264_LEVEL_1B: return "1b"; case V4L2_MPEG_VIDEO_H264_LEVEL_1_1: return "1.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_1_2: return "1.2"; case V4L2_MPEG_VIDEO_H264_LEVEL_1_3: return "1.3"; case V4L2_MPEG_VIDEO_H264_LEVEL_2_0: return "2"; case V4L2_MPEG_VIDEO_H264_LEVEL_2_1: return "2.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_2_2: return "2.2"; case V4L2_MPEG_VIDEO_H264_LEVEL_3_0: return "3"; case V4L2_MPEG_VIDEO_H264_LEVEL_3_1: return "3.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_3_2: return "3.2"; case V4L2_MPEG_VIDEO_H264_LEVEL_4_0: return "4"; case V4L2_MPEG_VIDEO_H264_LEVEL_4_1: return "4.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_4_2: return "4.2"; case V4L2_MPEG_VIDEO_H264_LEVEL_5_0: return "5"; case V4L2_MPEG_VIDEO_H264_LEVEL_5_1: return "5.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_5_2: return "5.2"; case V4L2_MPEG_VIDEO_H264_LEVEL_6_0: return "6"; case V4L2_MPEG_VIDEO_H264_LEVEL_6_1: return "6.1"; case V4L2_MPEG_VIDEO_H264_LEVEL_6_2: return "6.2"; default: GST_WARNING ("Unsupported V4L2 level %i", v4l2_level); break; } return NULL; } const GstV4l2Codec * gst_v4l2_h264_get_codec (void) { static GstV4l2Codec *codec = NULL; if (g_once_init_enter (&codec)) { static GstV4l2Codec c; c.profile_cid = V4L2_CID_MPEG_VIDEO_H264_PROFILE; c.profile_to_string = v4l2_profile_to_string; c.profile_from_string = v4l2_profile_from_string; c.level_cid = V4L2_CID_MPEG_VIDEO_H264_LEVEL; c.level_to_string = v4l2_level_to_string; c.level_from_string = v4l2_level_from_string; g_once_init_leave (&codec, &c); } return codec; }