Revision fabb93e3 libavformat/spdifenc.c
| libavformat/spdifenc.c | ||
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* the outputted IEC 61937 stream is higher. |
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* The repetition period is measured in IEC 60958 frames (4 bytes). |
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*/ |
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enum {
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DTS4_REP_PER_512 = 0x0, |
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DTS4_REP_PER_1024 = 0x1, |
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DTS4_REP_PER_2048 = 0x2, |
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DTS4_REP_PER_4096 = 0x3, |
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DTS4_REP_PER_8192 = 0x4, |
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DTS4_REP_PER_16384 = 0x5, |
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}; |
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static int spdif_dts4_subtype(int period) |
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{
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switch (period) {
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case 512: return DTS4_REP_PER_512;
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case 1024: return DTS4_REP_PER_1024;
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case 2048: return DTS4_REP_PER_2048;
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case 4096: return DTS4_REP_PER_4096;
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case 8192: return DTS4_REP_PER_8192;
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case 16384: return DTS4_REP_PER_16384;
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case 512: return 0x0;
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case 1024: return 0x1;
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case 2048: return 0x2;
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case 4096: return 0x3;
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case 8192: return 0x4;
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case 16384: return 0x5;
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} |
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return -1; |
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} |
| ... | ... | |
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if (ctx->dtshd_fallback > 0) |
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ctx->dtshd_skip = sample_rate * ctx->dtshd_fallback / (blocks << 5); |
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else |
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/* skip permanently (-1) or just once (0) */ |
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/* skip permanently (dtshd_fallback == -1) or just once |
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* (dtshd_fallback == 0) */ |
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ctx->dtshd_skip = 1; |
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} |
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if (ctx->dtshd_skip && core_size) {
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| ... | ... | |
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ctx->out_bytes = sizeof(dtshd_start_code) + 2 + pkt_size; |
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ctx->length_code = ctx->out_bytes; |
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ctx->hd_buf = av_fast_realloc(ctx->hd_buf, &ctx->hd_buf_size, |
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ctx->out_bytes); |
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av_fast_malloc(&ctx->hd_buf, &ctx->hd_buf_size, ctx->out_bytes); |
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if (!ctx->hd_buf) |
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return AVERROR(ENOMEM); |
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Also available in: Unified diff