return (level != NULL && profile != NULL);
}
+/* forked from gsth265parse.c */
+typedef struct
+{
+ const gchar *profile;
+
+ guint8 profile_idc;
+ guint8 max_14bit_constraint_flag;
+ guint8 max_12bit_constraint_flag;
+ guint8 max_10bit_constraint_flag;
+ guint8 max_8bit_constraint_flag;
+ guint8 max_422chroma_constraint_flag;
+ guint8 max_420chroma_constraint_flag;
+ guint8 max_monochrome_constraint_flag;
+ guint8 intra_constraint_flag;
+ guint8 one_picture_only_constraint_flag;
+ guint8 lower_bit_rate_constraint_flag;
+
+ /* Tie breaker if more than one profiles are matching */
+ guint priority;
+} GstH265FormatRangeExtensionProfile;
+
+typedef struct
+{
+ const GstH265FormatRangeExtensionProfile *profile;
+ guint extra_constraints;
+} FormatRangeExtensionProfileMatch;
+
+static gint
+sort_fre_profile_matches (FormatRangeExtensionProfileMatch * a,
+ FormatRangeExtensionProfileMatch * b)
+{
+ gint d;
+
+ d = a->extra_constraints - b->extra_constraints;
+ if (d)
+ return d;
+
+ return b->profile->priority - a->profile->priority;
+}
+
+static const GstH265FormatRangeExtensionProfile h265_ext_profiles[] = {
+ /* FIXME 2.0: Consider ':' seperated subsampling notation for consistency
+ * https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/merge_requests/23
+ */
+ /* *INDENT-OFF* */
+ /* Rec. ITU-T H.265 Table A.2 format range extensions profiles */
+ {"monochrome", 4, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0},
+ {"monochrome-10", 4, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1},
+ {"monochrome-12", 4, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 2},
+ {"monochrome-16", 4, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 3},
+ {"main-12", 4, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 4},
+ {"main-422-10", 4, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 5},
+ {"main-422-12", 4, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 6},
+ {"main-444", 4, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 7},
+ {"main-444-10", 4, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 8},
+ {"main-444-12", 4, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 9},
+ {"main-intra", 4, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 10},
+ {"main-10-intra", 4, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 11},
+ {"main-12-intra", 4, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 12},
+ {"main-422-10-intra", 4, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 13},
+ {"main-422-12-intra", 4, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 14},
+ {"main-444-intra", 4, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 15},
+ {"main-444-10-intra", 4, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 16},
+ {"main-444-12-intra", 4, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 17},
+ {"main-444-16-intra", 4, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 18},
+ {"main-444-still-picture", 4, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 19},
+ {"main-444-16-still-picture", 4, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 20},
+
+ /* Rec. ITU-T H.265 Table A.3 high throughput profiles */
+ {"high-throughput-444", 5, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 21},
+ {"high-throughput-444-10", 5, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 22},
+ {"high-throughput-444-14", 5, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 23},
+ {"high-throughput-444-16-intra", 5, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 24},
+
+ /* Rec. ITU-T H.265 Table A.5 screen content coding extensions profiles */
+ {"screen-extended-main", 9, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 25},
+ {"screen-extended-main-10", 9, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 26},
+ {"screen-extended-main-444", 9, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 27},
+ {"screen-extended-main-444-10", 9, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 28},
+ /* identical to screen-extended-main-444 */
+ {"screen-extended-high-throughput-444",
+ 9, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 29},
+ /* identical to screen-extended-main-444-10 */
+ {"screen-extended-high-throughput-444-10",
+ 9, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 30},
+ {"screen-extended-high-throughput-444-14",
+ 9, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 31},
+
+ /* Rec. ITU-T H.265 G.11.1 Multiview Main profile */
+ {"multiview-main", 6, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 32},
+
+ /* Rec. ITU-T H.265 H.11.1 */
+ {"scalable-main", 7, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 33},
+ {"scalable-main-10", 7, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 34},
+
+ /* Rec. ITU-T H.265 Table H.4 scalable range extensions profiles */
+ {"scalable-monochrome", 10, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 35},
+ {"scalable-monochrome-12", 10, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 36},
+ {"scalable-monochrome-16", 10, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 37},
+ {"scalable-main-444", 10, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 38},
+
+ /* Rec. ITU-T H.265 I.11.1 3D Main profile */
+ {"3d-main", 8, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 39},
+
+ /* *INDENT-ON* */
+};
+
/**
* gst_codec_utils_h265_get_profile:
* @profile_tier_level: (array length=len): Pointer to the profile_tier_level
* * Bit 41 - general_interlaced_source_flag
* * Bit 42 - general_non_packed_constraint_flag
* * Bit 43 - general_frame_only_constraint_flag
- * * Bit 44:87 - general_reserved_zero_44bits
+ * * Bit 44:87 - See below
* * Bit 88:95 - general_level_idc
*
* Returns: The profile as a const string, or %NULL if there is an error.
{
const gchar *profile = NULL;
gint profile_idc;
+ guint i;
+ guint8 profile_compatibility_flags[32] = { 0, };
+ GList *cand = NULL;
+ GstBitReader br = GST_BIT_READER_INIT (profile_tier_level, len);
g_return_val_if_fail (profile_tier_level != NULL, NULL);
profile = "main-10";
else if (profile_idc == 3)
profile = "main-still-picture";
- else
+
+ if (len > 4) {
+ if (!gst_bit_reader_skip (&br, 8))
+ return NULL;
+
+ for (i = 0; i < 32; i++) {
+ if (!gst_bit_reader_get_bits_uint8 (&br, &profile_compatibility_flags[i],
+ 1))
+ return NULL;
+ }
+ }
+
+ if (!profile) {
+ if (profile_compatibility_flags[1])
+ profile = "main";
+ else if (profile_compatibility_flags[2])
+ profile = "main-10";
+ else if (profile_compatibility_flags[3])
+ profile = "main-still-picture";
+ }
+
+ if (profile)
+ return profile;
+
+ if (profile_idc >= 4 && profile_idc <= 10 && len >= 11) {
+ GstH265FormatRangeExtensionProfile ext_profile = { 0, };
+
+ /*
+ * Bit 40 - general_progressive_source_flag
+ * Bit 41 - general_interlaced_source_flag
+ * Bit 42 - general_non_packed_constraint_flag
+ * Bit 43 - general_frame_only_constraint_flag
+ */
+ if (!gst_bit_reader_skip (&br, 4))
+ return NULL;
+
+ /* Range extensions
+ * profile_idc
+ * 4 : Format range extensions profiles
+ * 5 : High throughput profiles
+ * 6 : Multiview main profile
+ * 7 : Scalable main profiles
+ * 8 : 3D Main profile
+ * 9 : Screen content coding extensions profiles
+ * 10 : Scalable format range extensions profiles
+ *
+ * Bit 44 - general_max_12bit_constraint_flag
+ * Bit 45 - general_max_10bit_constraint_flag
+ * Bit 46 - general_max_8bit_constraint_flag
+ * Bit 47 - general_max_422chroma_constraint_flag
+ * Bit 48 - general_max_420chroma_constraint_flag
+ * Bit 49 - general_max_monochrome_constraint_flag
+ * Bit 50 - general_intra_constraint_flag
+ * Bit 51 - general_one_picture_only_constraint_flag
+ * Bit 52 - general_lower_bit_rate_constraint_flag
+ */
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_12bit_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_10bit_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_8bit_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_422chroma_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_420chroma_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_monochrome_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.intra_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.one_picture_only_constraint_flag, 1))
+ return NULL;
+
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.lower_bit_rate_constraint_flag, 1))
+ return NULL;
+
+ if (profile_idc == 5 || profile_idc == 9 || profile_idc == 10 ||
+ profile_compatibility_flags[5] || profile_compatibility_flags[9] ||
+ profile_compatibility_flags[10]) {
+ /* Bit 53 - general_max_14bit_constraint_flag */
+ if (!gst_bit_reader_get_bits_uint8 (&br,
+ &ext_profile.max_14bit_constraint_flag, 1))
+ return NULL;
+ }
+
+ ext_profile.profile_idc = profile_idc;
+
+ for (i = 0; i < G_N_ELEMENTS (h265_ext_profiles); i++) {
+ GstH265FormatRangeExtensionProfile p = h265_ext_profiles[i];
+ guint extra_constraints = 0;
+ FormatRangeExtensionProfileMatch *m;
+
+ /* Filter out all the profiles having constraints not satisified by
+ * @ext_profile.
+ * Then pick the one having the least extra contraints. This allow us
+ * to match the closet profile if bitstream contains not standard
+ * constraints. */
+ if (p.max_14bit_constraint_flag != ext_profile.max_14bit_constraint_flag) {
+ if (p.max_14bit_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_12bit_constraint_flag != ext_profile.max_12bit_constraint_flag) {
+ if (p.max_12bit_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_10bit_constraint_flag != ext_profile.max_10bit_constraint_flag) {
+ if (p.max_10bit_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_8bit_constraint_flag != ext_profile.max_8bit_constraint_flag) {
+ if (p.max_8bit_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_422chroma_constraint_flag !=
+ ext_profile.max_422chroma_constraint_flag) {
+ if (p.max_422chroma_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_420chroma_constraint_flag !=
+ ext_profile.max_420chroma_constraint_flag) {
+ if (p.max_420chroma_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.max_monochrome_constraint_flag !=
+ ext_profile.max_monochrome_constraint_flag) {
+ if (p.max_monochrome_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.intra_constraint_flag != ext_profile.intra_constraint_flag) {
+ if (p.intra_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.one_picture_only_constraint_flag !=
+ ext_profile.one_picture_only_constraint_flag) {
+ if (p.one_picture_only_constraint_flag)
+ continue;
+ extra_constraints++;
+ }
+
+ if (p.lower_bit_rate_constraint_flag
+ && !ext_profile.lower_bit_rate_constraint_flag)
+ continue;
+
+ /* choose one if profile index and all flags are matched */
+ if (extra_constraints == 0 &&
+ (p.profile_idc == ext_profile.profile_idc
+ || profile_compatibility_flags[p.profile_idc])) {
+ profile = p.profile;
+ break;
+ }
+
+ m = g_new0 (FormatRangeExtensionProfileMatch, 1);
+ m->profile = &h265_ext_profiles[i];
+ m->extra_constraints = extra_constraints;
+ cand = g_list_prepend (cand, m);
+ }
+
+ if (!profile && cand) {
+ FormatRangeExtensionProfileMatch *m;
+
+ cand = g_list_sort (cand, (GCompareFunc) sort_fre_profile_matches);
+ m = cand->data;
+ profile = m->profile->profile;
+ }
+ } else
profile = NULL;
+ if (cand)
+ g_list_free_full (cand, g_free);
+
return profile;
}
projects / platform / upstream / gstreamer.git / commitdiff