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radeon/vcn: add 0x02 to enc emulation prevention

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Add 0x02 as a new case that triggers adding emulation prevention byte.

Signed-off-by: Ruijing Dong <ruijing.dong@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6942>
This commit is contained in:
Ruijing Dong 2020-09-13 19:53:24 -04:00 • committed by Boyuan Zhang
parent cf7bf7fade
commit e37cd34ea6
1 changed files with 2 additions and 1 deletions
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3
src/gallium/drivers/radeon/radeon_vcn_enc.c
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@ -507,7 +507,8 @@ void radeon_enc_output_one_byte(struct radeon_encoder *enc, unsigned char byte)
void radeon_enc_emulation_prevention(struct radeon_encoder *enc, unsigned char byte)
{
if (enc->emulation_prevention) {
if ((enc->num_zeros >= 2) && ((byte == 0x00) || (byte == 0x01) || (byte == 0x03))) {
if ((enc->num_zeros >= 2) && ((byte == 0x00) || (byte == 0x01) ||
(byte == 0x02) || (byte == 0x03))) {
radeon_enc_output_one_byte(enc, 0x03);
enc->bits_output += 8;
enc->num_zeros = 0;