On 5/19/2017 10:47 AM, Anton Khirnov wrote:
> diff --git a/libavcodec/h264_sei.c b/libavcodec/h264_sei.c
> index 2e52227..9bbec1b 100644
> --- a/libavcodec/h264_sei.c
> +++ b/libavcodec/h264_sei.c
> @@ -31,6 +31,7 @@
> #include "h264_ps.h"
> #include "h264_sei.h"
> #include "internal.h"
> +#include "put_bits.h"
>
> static const uint8_t sei_num_clock_ts_table[9] = {
> 1, 1, 1, 2, 2, 3, 3, 2, 3
> @@ -54,21 +55,22 @@ void ff_h264_sei_uninit(H264SEIContext *h)
> av_freep(&h->a53_caption.a53_caption);
> }
>
> -static int decode_picture_timing(H264SEIPictureTiming *h, GetBitContext *gb,
> - const SPS *sps, void *logctx)
> +int ff_h264_sei_process_picture_timing(H264SEIPictureTiming *h, const SPS
> *sps,
> + void *logctx)
> {
> - if (!sps)
> - return AVERROR_INVALIDDATA;
> + GetBitContext gb;
GetBitContext gbc, *gb = &gbc;
init_get_bits(gb, h->payload, sizeof(h->payload));
That way you don't have to replace all the lines below.
> +
> + init_get_bits(&gb, h->payload, sizeof(h->payload));
>
> if (sps->nal_hrd_parameters_present_flag ||
> sps->vcl_hrd_parameters_present_flag) {
> - h->cpb_removal_delay = get_bits(gb, sps->cpb_removal_delay_length);
> - h->dpb_output_delay = get_bits(gb, sps->dpb_output_delay_length);
> + h->cpb_removal_delay = get_bits(&gb, sps->cpb_removal_delay_length);
> + h->dpb_output_delay = get_bits(&gb, sps->dpb_output_delay_length);
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