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libs,plugins: decoder: Add -intra profile support for hevc.

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In hevc, we can consider the -intra profile a subset of the none
-intra profile. The -intra profiles just contain I frames and we
definitely can use the none -intra profiles's context to decode
them.

Signed-off-by: Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
This commit is contained in:
He Junyan 2020-03-18 16:41:01 +08:00 committed by Víctor Manuel Jáquez Leal
parent a28046a8df
commit 532a1e5509
3 changed files with 92 additions and 3 deletions
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9
gst-libs/gst/vaapi/gstvaapiprofile.c
View file

@ -426,6 +426,15 @@ gst_vaapi_profile_from_caps (const GstCaps * caps)
/* HACK: qtdemux does not report profiles for h263 */
profile = m->profile;
}
/* Consider HEVC -intra profiles. Just map them to their
* non-intra profiles */
if (!profile && profile_str
&& strncmp (name, "video/x-h265", namelen) == 0
&& g_str_has_prefix (profile_str, m->profile_str)
&& strncmp (profile_str + strlen (m->profile_str), "-intra", 6) == 0) {
profile = m->profile;
}
}
gst_caps_unref (caps_test);
}

55
gst-libs/gst/vaapi/gstvaapiutils_h265.c
View file

@ -184,6 +184,61 @@ gst_vaapi_utils_h265_get_profile (GstH265SPS * sps)
&& sps->profile_tier_level.lower_bit_rate_constraint_flag == 1) {
profile = GST_VAAPI_PROFILE_H265_MAIN_444_10;
break;
} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
&& sps->profile_tier_level.max_10bit_constraint_flag == 1
&& sps->profile_tier_level.max_8bit_constraint_flag == 1
&& sps->profile_tier_level.max_422chroma_constraint_flag == 1
&& sps->profile_tier_level.max_420chroma_constraint_flag == 1
&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
&& sps->profile_tier_level.intra_constraint_flag == 1
&& sps->profile_tier_level.one_picture_only_constraint_flag == 0) {
/* Main Intra, recognize it as MAIN */
profile = GST_VAAPI_PROFILE_H265_MAIN;
break;
} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
&& sps->profile_tier_level.max_10bit_constraint_flag == 1
&& sps->profile_tier_level.max_8bit_constraint_flag == 0
&& sps->profile_tier_level.max_422chroma_constraint_flag == 1
&& sps->profile_tier_level.max_420chroma_constraint_flag == 1
&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
&& sps->profile_tier_level.intra_constraint_flag == 1
&& sps->profile_tier_level.one_picture_only_constraint_flag == 0) {
/* Main 10 Intra, recognize it as MAIN10 */
profile = GST_VAAPI_PROFILE_H265_MAIN10;
break;
} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
&& sps->profile_tier_level.max_10bit_constraint_flag == 1
&& sps->profile_tier_level.max_8bit_constraint_flag == 1
&& sps->profile_tier_level.max_422chroma_constraint_flag == 0
&& sps->profile_tier_level.max_420chroma_constraint_flag == 0
&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
&& sps->profile_tier_level.intra_constraint_flag == 1
&& sps->profile_tier_level.one_picture_only_constraint_flag == 0) {
/* Main 444 Intra, recognize it as MAIN_444 */
profile = GST_VAAPI_PROFILE_H265_MAIN_444;
break;
} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
&& sps->profile_tier_level.max_10bit_constraint_flag == 1
&& sps->profile_tier_level.max_8bit_constraint_flag == 0
&& sps->profile_tier_level.max_422chroma_constraint_flag == 0
&& sps->profile_tier_level.max_420chroma_constraint_flag == 0
&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
&& sps->profile_tier_level.intra_constraint_flag == 1
&& sps->profile_tier_level.one_picture_only_constraint_flag == 0) {
/* Main 444_10 Intra, recognize it as MAIN_444_10 */
profile = GST_VAAPI_PROFILE_H265_MAIN_444_10;
break;
} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
&& sps->profile_tier_level.max_10bit_constraint_flag == 1
&& sps->profile_tier_level.max_8bit_constraint_flag == 0
&& sps->profile_tier_level.max_422chroma_constraint_flag == 1
&& sps->profile_tier_level.max_420chroma_constraint_flag == 0
&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
&& sps->profile_tier_level.intra_constraint_flag == 1
&& sps->profile_tier_level.one_picture_only_constraint_flag == 0) {
/* Main 422_10 Intra, recognize it as MAIN_422_10 */
profile = GST_VAAPI_PROFILE_H265_MAIN_422_10;
break;
}
default:
GST_DEBUG ("unsupported profile_idc value");

31
gst/vaapi/gstvaapidecode.c
View file

@ -1267,9 +1267,34 @@ gst_vaapidecode_ensure_allowed_sinkpad_caps (GstVaapiDecode * decode)
continue;
profile_name = gst_vaapi_profile_get_name (profile);
if (profile_name)
gst_structure_set (structure, "profile", G_TYPE_STRING,
profile_name, NULL);
if (profile_name) {
/* Add all according -intra profile for HEVC */
if (profile == GST_VAAPI_PROFILE_H265_MAIN
|| profile == GST_VAAPI_PROFILE_H265_MAIN10
|| profile == GST_VAAPI_PROFILE_H265_MAIN_422_10
|| profile == GST_VAAPI_PROFILE_H265_MAIN_444
|| profile == GST_VAAPI_PROFILE_H265_MAIN_444_10) {
GValue list_value = G_VALUE_INIT;
GValue value = G_VALUE_INIT;
gchar *intra_name;
g_value_init (&list_value, GST_TYPE_LIST);
g_value_init (&value, G_TYPE_STRING);
g_value_set_string (&value, profile_name);
gst_value_list_append_value (&list_value, &value);
intra_name = g_strdup_printf ("%s-intra", profile_name);
g_value_take_string (&value, intra_name);
gst_value_list_append_value (&list_value, &value);
gst_structure_set_value (structure, "profile", &list_value);
g_value_unset (&list_value);
g_value_unset (&value);
} else {
gst_structure_set (structure, "profile", G_TYPE_STRING,
profile_name, NULL);
}
}
gst_vaapi_profile_caps_append_decoder (display, profile, structure);