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ffmpeg.wasm-core
Commit 321294ad authored by Mark Thompson's avatar Mark Thompson
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h264_metadata: Avoid integer overflow in bitrate 

Fixes CID #1439664.
parent 581b4125
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libavcodec/h264_metadata_bsf.c
View file @ 321294ad
......@@ -226,10 +226,10 @@ static int h264_metadata_update_sps(AVBSFContext *bsf,
if (sps->vui.nal_hrd_parameters_present_flag) {
bit_rate = (sps->vui.nal_hrd_parameters.bit_rate_value_minus1[0] + 1) *
(1 << (sps->vui.nal_hrd_parameters.bit_rate_scale + 6));
(INT64_C(1) << (sps->vui.nal_hrd_parameters.bit_rate_scale + 6));
} else if (sps->vui.vcl_hrd_parameters_present_flag) {
bit_rate = (sps->vui.vcl_hrd_parameters.bit_rate_value_minus1[0] + 1) *
(1 << (sps->vui.vcl_hrd_parameters.bit_rate_scale + 6));
(INT64_C(1) << (sps->vui.vcl_hrd_parameters.bit_rate_scale + 6));
// Adjust for VCL vs. NAL limits.
bit_rate = bit_rate * 6 / 5;
} else {
......
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