rtpdec_h264: Prepare h264_handle_packet_stap_a for sharing with hevc
Add a parameter for skipping a number of bytes at the start of each nal. Signed-off-by: Martin Storsjö <martin@martin.st>
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@ -177,7 +177,8 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s,
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}
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static int h264_handle_packet_stap_a(AVFormatContext *ctx, AVPacket *pkt,
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const uint8_t *buf, int len)
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const uint8_t *buf, int len,
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int start_skip)
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{
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int pass = 0;
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int total_length = 0;
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@ -189,6 +190,9 @@ static int h264_handle_packet_stap_a(AVFormatContext *ctx, AVPacket *pkt,
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const uint8_t *src = buf;
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int src_len = len;
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src += start_skip;
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src_len -= start_skip;
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while (src_len > 2) {
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uint16_t nal_size = AV_RB16(src);
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@ -215,8 +219,8 @@ static int h264_handle_packet_stap_a(AVFormatContext *ctx, AVPacket *pkt,
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}
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// eat what we handled
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src += nal_size;
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src_len -= nal_size;
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src += nal_size + start_skip;
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src_len -= nal_size + start_skip;
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}
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if (pass == 0) {
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@ -304,7 +308,7 @@ static int h264_handle_packet(AVFormatContext *ctx, PayloadContext *data,
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// consume the STAP-A NAL
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buf++;
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len--;
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result = h264_handle_packet_stap_a(ctx, pkt, buf, len);
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result = h264_handle_packet_stap_a(ctx, pkt, buf, len, 0);
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break;
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case 25: // STAP-B
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