On 9/9/2016 12:04 PM, James Almer wrote:
> On 9/9/2016 11:46 AM, Matthieu Bouron wrote:
>> diff --git a/libavcodec/hevc_parse.c b/libavcodec/hevc_parse.c
>> new file mode 100644
>> index 0000000..cf04bc2
>> --- /dev/null
>> +++ b/libavcodec/hevc_parse.c
>> @@ -0,0 +1,134 @@
>> +/*
>> + * This file is part of FFmpeg.
>> + *
>> + * FFmpeg is free software; you can redistribute it and/or
>> + * modify it under the terms of the GNU Lesser General Public
>> + * License as published by the Free Software Foundation; either
>> + * version 2.1 of the License, or (at your option) any later version.
>> + *
>> + * FFmpeg 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
>> + * Lesser General Public License for more details.
>> + *
>> + * You should have received a copy of the GNU Lesser General Public
>> + * License along with FFmpeg; if not, write to the Free Software
>> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
>> USA
>> + */
>> +
>> +#include "bytestream.h"
>> +#include "h2645_parse.h"
>> +#include "hevc.h"
>> +#include "hevc_parse.h"
>> +
>> +static int hevc_decode_nal_units(const uint8_t *buf, int buf_size,
>> HEVCParamSets *ps,
>> + int is_nalff, int nal_length_size, void
>> *logctx)
>> +{
>> + int i;
>> + int ret = 0;
>> + H2645Packet pkt = { 0 };
>> +
>> + ret = ff_h2645_packet_split(&pkt, buf, buf_size, logctx, is_nalff,
>> nal_length_size, AV_CODEC_ID_HEVC, 1);
>> + if (ret < 0) {
>> + goto done;
>> + }
>> +
>> + for (i = 0; i < pkt.nb_nals; i++) {
>> + H2645NAL *nal = &pkt.nals[i];
>> +
>> + /* ignore everything except parameter sets and VCL NALUs */
>> + switch (nal->type) {
>> + case NAL_VPS: ff_hevc_decode_nal_vps(&nal->gb, logctx, ps);
>> break;
>> + case NAL_SPS: ff_hevc_decode_nal_sps(&nal->gb, logctx, ps, 1);
>> break;
>> + case NAL_PPS: ff_hevc_decode_nal_pps(&nal->gb, logctx, ps);
>> break;
>> + case NAL_TRAIL_R:
>> + case NAL_TRAIL_N:
>> + case NAL_TSA_N:
>> + case NAL_TSA_R:
>> + case NAL_STSA_N:
>> + case NAL_STSA_R:
>> + case NAL_BLA_W_LP:
>> + case NAL_BLA_W_RADL:
>> + case NAL_BLA_N_LP:
>> + case NAL_IDR_W_RADL:
>> + case NAL_IDR_N_LP:
>> + case NAL_CRA_NUT:
>> + case NAL_RADL_N:
>> + case NAL_RADL_R:
>> + case NAL_RASL_N:
>> + case NAL_RASL_R:
>> + av_log(logctx, AV_LOG_ERROR, "Invalid NAL unit: %d\n",
>> nal->type);
>> + ret = AVERROR_INVALIDDATA;
>> + goto done;
>> + break;
>> + }
>> + }
>> +
>> +done:
>> + ff_h2645_packet_uninit(&pkt);
>> + return ret;
>> +}
>
> This seems to be duplicating code from the "simple" parser in hevc_parser.c,
> which
> is only compiled if libavcodec is built without the internal hevc decoder.
>
> See if you can find a clean way to reuse it.
Disregard this, it was addressed in the compose message.
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