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qsvh265dec: Use gst_h265_parser_parse_decoder_config_record()

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Stop duplicating code and use newly added parsing method instead

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2759>
This commit is contained in:
Seungha Yang 2022-07-15 01:53:36 +09:00 committed by GStreamer Marge Bot
parent bc8a862e20
commit b5fb709be7
1 changed files with 28 additions and 44 deletions
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72
subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.cpp
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@ -236,89 +236,73 @@ gst_qsv_h265_dec_parse_codec_data (GstQsvH265Dec * self, const guint8 * data,
gsize size)
{
GstH265Parser *parser = self->parser;
guint num_nal_arrays;
guint off;
guint num_nals, i, j;
GstH265ParserResult pres;
GstH265NalUnit nalu;
GstH265VPS vps;
GstH265SPS sps;
GstH265PPS pps;
gboolean ret = FALSE;
GstH265DecoderConfigRecord *config = nullptr;
/* parse the hvcC data */
if (size < 23) {
GST_WARNING_OBJECT (self, "hvcC too small");
pres = gst_h265_parser_parse_decoder_config_record (parser,
data, size, &config);
if (pres != GST_H265_PARSER_OK) {
GST_WARNING_OBJECT (self, "Failed to parse hvcC data");
return FALSE;
}
/* wrong hvcC version */
if (data[0] != 0 && data[0] != 1) {
return FALSE;
}
self->nal_length_size = (data[21] & 0x03) + 1;
self->nal_length_size = config->length_size_minus_one + 1;
GST_DEBUG_OBJECT (self, "nal length size %u", self->nal_length_size);
num_nal_arrays = data[22];
off = 23;
for (guint i = 0; i < config->nalu_array->len; i++) {
GstH265DecoderConfigRecordNalUnitArray *array =
&g_array_index (config->nalu_array,
GstH265DecoderConfigRecordNalUnitArray, i);
for (i = 0; i < num_nal_arrays; i++) {
if (off + 3 >= size) {
GST_WARNING_OBJECT (self, "hvcC too small");
return FALSE;
}
for (guint j = 0; j < array->nalu->len; j++) {
GstH265NalUnit *nalu = &g_array_index (array->nalu, GstH265NalUnit, j);
num_nals = GST_READ_UINT16_BE (data + off + 1);
off += 3;
for (j = 0; j < num_nals; j++) {
pres = gst_h265_parser_identify_nalu_hevc (parser,
data, off, size, 2, &nalu);
if (pres != GST_H265_PARSER_OK) {
GST_WARNING_OBJECT (self, "hvcC too small");
return FALSE;
}
switch (nalu.type) {
switch (nalu->type) {
case GST_H265_NAL_VPS:
pres = gst_h265_parser_parse_vps (parser, &nalu, &vps);
pres = gst_h265_parser_parse_vps (parser, nalu, &vps);
if (pres != GST_H265_PARSER_OK) {
GST_WARNING_OBJECT (self, "Failed to parse VPS");
return FALSE;
goto out;
}
gst_qsv_h265_dec_store_nal (self, vps.id,
(GstH265NalUnitType) nalu.type, &nalu);
(GstH265NalUnitType) nalu->type, nalu);
break;
case GST_H265_NAL_SPS:
pres = gst_h265_parser_parse_sps (self->parser, &nalu, &sps, FALSE);
pres = gst_h265_parser_parse_sps (self->parser, nalu, &sps, FALSE);
if (pres != GST_H265_PARSER_OK) {
GST_WARNING_OBJECT (self, "Failed to parse SPS");
return FALSE;
goto out;
}
gst_qsv_h265_dec_store_nal (self, sps.id,
(GstH265NalUnitType) nalu.type, &nalu);
(GstH265NalUnitType) nalu->type, nalu);
break;
case GST_H265_NAL_PPS:
pres = gst_h265_parser_parse_pps (parser, &nalu, &pps);
pres = gst_h265_parser_parse_pps (parser, nalu, &pps);
if (pres != GST_H265_PARSER_OK) {
GST_WARNING_OBJECT (self, "Failed to parse PPS");
return FALSE;
goto out;
}
gst_qsv_h265_dec_store_nal (self, pps.id,
(GstH265NalUnitType) nalu.type, &nalu);
(GstH265NalUnitType) nalu->type, nalu);
break;
default:
break;
}
off = nalu.offset + nalu.size;
}
}
return TRUE;
ret = TRUE;
out:
gst_h265_decoder_config_record_free (config);
return ret;
}
static gboolean