gecko-dev/media/libvpx/input_frame_validation.patch

47 строки
2.0 KiB
Diff

# HG changeset patch
# User Randell Jesup <rjesup@jesup.org>
# Parent 1b77af186da211485fa9c5573d843d96c708a829
Bug 1263384: validate input frames against configured resolution in vp8 r=rillian
MozReview-Commit-ID: BxDCnJe0mzs
diff --git a/media/libvpx/vp8/vp8_cx_iface.c b/media/libvpx/vp8/vp8_cx_iface.c
--- a/media/libvpx/vp8/vp8_cx_iface.c
+++ b/media/libvpx/vp8/vp8_cx_iface.c
@@ -916,21 +916,30 @@ static vpx_codec_err_t vp8e_encode(vpx_c
/* vp8 use 10,000,000 ticks/second as time stamp */
dst_time_stamp = pts * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
dst_end_time_stamp = (pts + duration) * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
if (img != NULL)
{
res = image2yuvconfig(img, &sd);
- if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags,
- &sd, dst_time_stamp, dst_end_time_stamp))
- {
- VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
- res = update_error_state(ctx, &cpi->common.error);
+ if (sd.y_width != ctx->cfg.g_w || sd.y_height != ctx->cfg.g_h) {
+ /* from vp8_encoder.h for g_w/g_h:
+ "Note that the frames passed as input to the encoder must have this resolution"
+ */
+ ctx->base.err_detail = "Invalid input frame resolution";
+ res = VPX_CODEC_INVALID_PARAM;
+ } else {
+
+ if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags,
+ &sd, dst_time_stamp, dst_end_time_stamp))
+ {
+ VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
+ res = update_error_state(ctx, &cpi->common.error);
+ }
}
/* reset for next frame */
ctx->next_frame_flag = 0;
}
cx_data = ctx->cx_data;
cx_data_sz = ctx->cx_data_sz;