[FFmpeg-devel] [PATCH 4/6] avcodec/trace_headers: move the reference in the bsf internal buffer
James Almer
jamrial at gmail.com
Sun Mar 11 20:50:40 EET 2018
On 3/11/2018 3:32 PM, Mark Thompson wrote:
> On 11/03/18 17:58, James Almer wrote:
>> There's no need to allocate a new packet for it.
>>
>> Signed-off-by: James Almer <jamrial at gmail.com>
>> ---
>> libavcodec/trace_headers_bsf.c | 30 ++++++++++++++----------------
>> 1 file changed, 14 insertions(+), 16 deletions(-)
>>
>> diff --git a/libavcodec/trace_headers_bsf.c b/libavcodec/trace_headers_bsf.c
>> index 93d04cb509..d59bc828a9 100644
>> --- a/libavcodec/trace_headers_bsf.c
>> +++ b/libavcodec/trace_headers_bsf.c
>> @@ -71,41 +71,39 @@ static int trace_headers(AVBSFContext *bsf, AVPacket *out)
>> {
>> TraceHeadersContext *ctx = bsf->priv_data;
>> CodedBitstreamFragment au;
>> - AVPacket *in;
>> char tmp[256] = { 0 };
>> int err;
>>
>> - err = ff_bsf_get_packet(bsf, &in);
>> + err = ff_bsf_get_packet_ref(bsf, out);
>> if (err < 0)
>> return err;
>>
>> - if (in->flags & AV_PKT_FLAG_KEY)
>> + if (out->flags & AV_PKT_FLAG_KEY)
>> av_strlcat(tmp, ", key frame", sizeof(tmp));
>> - if (in->flags & AV_PKT_FLAG_CORRUPT)
>> + if (out->flags & AV_PKT_FLAG_CORRUPT)
>> av_strlcat(tmp, ", corrupt", sizeof(tmp));
>>
>> - if (in->pts != AV_NOPTS_VALUE)
>> - av_strlcatf(tmp, sizeof(tmp), ", pts %"PRId64, in->pts);
>> + if (out->pts != AV_NOPTS_VALUE)
>> + av_strlcatf(tmp, sizeof(tmp), ", pts %"PRId64, out->pts);
>> else
>> av_strlcat(tmp, ", no pts", sizeof(tmp));
>> - if (in->dts != AV_NOPTS_VALUE)
>> - av_strlcatf(tmp, sizeof(tmp), ", dts %"PRId64, in->dts);
>> + if (out->dts != AV_NOPTS_VALUE)
>> + av_strlcatf(tmp, sizeof(tmp), ", dts %"PRId64, out->dts);
>> else
>> av_strlcat(tmp, ", no dts", sizeof(tmp));
>> - if (in->duration > 0)
>> - av_strlcatf(tmp, sizeof(tmp), ", duration %"PRId64, in->duration);
>> + if (out->duration > 0)
>> + av_strlcatf(tmp, sizeof(tmp), ", duration %"PRId64, out->duration);
>>
>> - av_log(bsf, AV_LOG_INFO, "Packet: %d bytes%s.\n", in->size, tmp);
>> + av_log(bsf, AV_LOG_INFO, "Packet: %d bytes%s.\n", out->size, tmp);
>>
>> - err = ff_cbs_read_packet(ctx->cbc, &au, in);
>> - if (err < 0)
>> + err = ff_cbs_read_packet(ctx->cbc, &au, out);
>> + if (err < 0) {
>> + av_packet_unref(out);
>> return err;
>> + }
>>
>> ff_cbs_fragment_uninit(ctx->cbc, &au);
>>
>> - av_packet_move_ref(out, in);
>> - av_packet_free(&in);
>> -
>> return 0;
>> }
>>
>>
>
> Rename the packet to something like "pkt" throughout? The "out" name looks kindof weird after this change.
>
> (That could probably apply to all of the patches, but this one makes the most use of the packet.)
>
> Whole series looks fine to me.
Changed in all patches and pushed. Thanks!
>
> - Mark
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